七年级下册7单元练习题
初中英语七年级下册Unit 7 单元练习题
七年级英语下册Unit 7 单元练习题一、用所给词的适当形式填空1,--How’s the weather there? –It’s __________(sun).2, It often _______(rain) in our city.3, --Where’s your mother, Tony? –Oh, she is __________(cook) in the kitchen.4, Our teacher often tells us _________(study ) hard.5, They’re having a good time _________(play) soccer in the park.6, Let me look at some of your __________(photo).7, How’s your weekend_________(go)?8, --What do you think of the story? –It’s ________(relax).9. I’m happy__________(see) my friends again.10. Please ask him ________(get) here early.二、单项选择1, --Hello, may I speak to John, please? --____.A, Who are you? B, I’m John. C, This is John speaking. D, He is John.2, --_____? --It’s not bad.A, How it doing B, How is it going C, What’s it going D, What’s it3, Please tell Jim_____ me at 329-5687.A, call B, calls C, to call D, calling4, --______ is the weather_____ in Beijing? --It’s sunny.A, How, / B, How, like C. What, like D, A and C5, The Greens are _____ vacation _____ Canada.A, at, in B, on, in C, in, in D, in, on6, --What does your sister usually do in the evening?--She usually _____ TV, but now she ______ a book.A, watch, read B, watches, is reading C, is watching, sees D, watches, is seeing 7, Bob isn’t here. Can I take a message____ him?A, to B, for C, with D, from8, It usually _____ in the northeast of China in winter.A, snow B, snows C, is snowing D, is snow9, --Hello, Jim. Tony speaking. Are you watching TV _____ doing your homework?--Hello, Tony. I’m doing my homework.A, but B, or C, so D, and10, The weather is warm and sunny. It’s just right for ______ a picnic.A, have B, has C, to have D, having三、从方框中选择最佳选项完成对话A: Hello! May I speak to Jack, please?B: 1_______ Who’s that?A: Hello, Jack. This is Ann. What are you doing?B: 2_______ How’s it going?A: 3_____ The weather here is nice. It’s not hot or cold. 4_______ What’s the weather like in your country?B: It’s very hot. 5______ But I often go swimming with my parents. It’s very cool in the water. A: That sounds good.四、任务型阅读It’s December. It’s snowy and the weather is really cold in the north（北方）of China. You can see many children playing with snow. Some of them are making snowmen. Some are skating on the river. It’s a white world（世界）. How beautiful!But in Australia, the weather is hot now. Many people are swimming in the sea（海洋）. They are having a good time. Jim and his friends are playing soccer near the sea. They want to swim after playing soccer.Why can they swim in December? It is winter, isn’t it? Yes, it is in China. But it isn’t in Australia. That’s because China and Australia have different seasons（季节）in a year.根据短文内容，回答下列问题1, What’s the weather like in the north of China in December?____________________________________________________2. What are the Chinese children doing on the river?_________________________________________________3. Are Jim and his friends swimming in the sea now?__________________________________________________4. Can you see white snow in Australia on Christmas Day（圣诞节）?__________________________________________________5. If it’s June now, what season is it in Australia?__________________________________________________五、Mike 和他的朋友们正在不同的地方度假。
七年级人教版英语下册UNIT7练习题
七下人教版第七单元练习题 2023年5月8日Ⅰ用所给词的正确形式填空（本部分共10小题，每小题2分，共20分）1.The sun is shining(照耀). It ’s _________.2. A ________is singing on the road.3. How about ________ to the party?4. ________ turn yellow in autumn(秋天).5. She is very tired, she needs ____________.6. Look! Mother is _________ dinner for us.7. I have many _________ in my album(相册).8. ----How ’s the weather tomorrow(明天)?----It ’s ________.9. People are wearing __________ because it ’s very cold.10. He can ________ English songs.Ⅱ综合填空。
(每小题2分，共20分)根据短文内容及首字母提示，完成短文中所缺的单词。
Snow is white and beautiful. In 11. w ，it never snows in my city, But this year it is different. Now it's 12. s in my city. My friends and I are playing in a park now. There are many people in the park. The weather is very 13. c ,but we are happy . Peter is running in the snow. It's 14. h for him to run in it ，but he is excited. He wishes to see snow 15. a next year.Look! Dale is having a snowball fight 16. w a few other boys. They arethrowing(扔)snowballs at each other. We can always hear 17.t shouting and laughing! What am I doing? I am 18 m a snowman with Anna.The snowman looks 19.1 a cute boy with a nice hat and a red nose.Snow brings a lot of 20. p to people to go out ，but it brings a lot of fun, too. Do you think so?Ⅲ. 情景交际(每小题2分，共10分)根据对话内容，从方框中选出恰当的选项补全对话。
七年级英语下册Unit7单元测试题及答案
七年级英语下册Unit7单元测试题及答案七年级英语下册Unit7单元测试题及答案学习中的困难莫过于一节一节的台阶，虽然台阶很陡，但只要一步一个脚印的踏，攀登一层一层的台阶，才能实现学习的最高理想。
店铺为大家编辑整理了七年级英语下册Unit7单元测试题，希望能够帮助到大家。
一、词汇：根据汉语或首字母提示写单词，补全句子。
1.Wang Guozhen is a famous poet. We all like his p__________.2. The success gave me a f__________ of satisfaction.3. We gave him some a__________ on what to choose.4. The teacher read the poem a__________ to the pupils.5. They can communicate even when they strongly d__________ with each other.6. He has a c__________ edition of Shakespeare's works.7. A car can't go through the town's n__________ streets.8. On each trip, the pilots had recorded the h__________ of the surf(海浪).9. The couple saw him r__________ into the fire!10. In the war, soldiers have to act upon the o__________ of the general.11. The tall man ________ (命令) the short man to go into the tower.12. The girl is shy, but she always laughs ________ (大声地).13. You should always ________ (微笑) to others. If you do so, you will feel happy all the time.14. They need a ________ (完整的) plan to discuss.15. In order to study well, our teacher divided (分开) us into six ________ (组).16. She is an o ________ girl, but everyone in our class likes her.17. My teacher gave me some a ________. It is helpful for meto study English.18. My friend a ________to see a film with me. It is very kind of her to do that.19. Ann can't go across the bridge, because it is dangerous to cross such a n ________ bridge.20. Yesterday I saw a c ________ around the accident on my way home, and it caused a traffic jam (拥挤).二、单项选择。
Unit7单元同步练习(含答案)2020-2021学年牛津译林七年级下册英语
Unit7单元同步练习一、单项填空1. When the buildings burn, the firemen will arrive there at once and the fire.A. put onB. put inC. put outD. put down2. He jumped into the water when he heard a boy for help.A. callB. calledC. callingD. to call3. I buy the recorder because I had no money with me then.A. canB. cannotC. couldD. couldn’t4. The man has a son.A. five year oldB. five-years-oldC. five years oldD. five-year-old5. is important careful with fire.A. That; beB. It; toC. It; to beD. That; to be6. They in the past.A. can danceB. could danceC. can to danceD. could to dance7. —May I have supper now?—.A. Yes，you doB. No，you may notC. No，you canD. Yes，you are8. Man can’t live without water air .A. andB. orC. butD. then9. milk it is!A. How niceB. How a niceC. What niceD. What a nice10. His sister didn’t know the time because she her watch at home.A. leaveB. leftC. forgetD. forgot11. ！It’s dangerous over there.A. Look overB. Look atC. Look outD. Look up12.Can you send the letter my parents for me？A. toB. withC. fromD. by13. The room is to hold 100 people.A. enough bigB. too bigC. big enoughD. big too14. There isn’t in today’s newspaper.A. something interestingB. anything interestingC. interesting somethingD. interesting anything15. I have to say for myself.A. else somethingB. else nothingC. else anythingD. nothing else二、完形填空Dear Mr. Zhang,I would like 1 Tao Lei for this year's Youth Award.Tao Lei is 2 boy. He often helps clean the classroom and does many other things after class. He is very good at swimming. 3 he teaches other students to swim. He is also a member of the Helping Hands Club and he spends a lot of time 4 the students.Tao Lei is very 5 and he works very hard at school. He does well in every subject. Every student in the class likes him very much.He is very kind and brave. Last month, when he was on his way 6 , a boy fell into the river and cried for help. He quickly jumped into the river and 7 his best to save this 8 boy.We will be very happy if Tao Lei 9 the award. We look forward to 10 you soon.Yours faithfully,Wang Wei1. A. recommend B. recommends C. to recommend D. recommending2. A. a helpful young B. a young helpfulC. a help youngD. a young help3. A. Sometime B. Some time C. Some times D. Sometimes4. A. help B. helping C. to help D. helps5. A. care B. careful C. carefully D. careless6. A. home B. to home C. at home D. the home7. A. do B. does C. did D. is doing8. A. five years old B. five-years-oldC. five-year oldD. five-year-old9. A. wins B. won C. will win D. will won10. A. hear B. hear from C. hears from D. hearing from三、阅读理解Hi! I am Tim. What do you usually do on weekends? I usually go to see my grandfather in London on weekends.It is a long way from my home to London. Mick and Ted went with me. We are in the same class and we are good friends. Do you know how we went to London? We rode our bikes there! We like riding a lot. We started at ten o’clock in the morning. We took a lot of food and drinks with us — bread, milk, eggs and juice, because we had lunch on our way to London. At about three o’clock in the afternoon, we arrived in London. My grandfather lives in a big house near apark. He was very happy to see us, and then he took us to the park and we took a walk there. We had a good time with my grandfather. The next day, on Sunday, we rode back home. We were tired but happy.( )1. Mick and Ted are Tim’s ______.A. brothersB. cousinsC. classmatesD. teachers( )2. From the passage we can know Tim ______.A. likes runningB. lives near a parkC. rode a bike to see his grandfatherD. didn’t have lunch on weekends( )3. Tim took ______ with him on his way to London.① chicken ② water ③ milk ④ bread ⑤ eggsA. ①③④B.②④⑤C. ③④⑤D.①②⑤( )4. After Tim got to London, he ______.A. took a walk in the parkB. went shopping with his friendsC. had some food in a restaurantD. talked with his grandfather in the house( )5. Which of the following is TRUE?A. Tim started on Saturday morning.B. Tim thought his trip to London was boring.C. Tim’s grandfather lives in a small house.D. Tim’s grandfather doesn’t like to see Tim.BSkin-diving is a new sport today．This sport takes you into a wonderful new world．It is like a visit to the moon！When you are under water，it is easy for you to climb big rocks，because you are no longer heavy．Here，under water，everything is blue and green．During the day，there is enough light．When fish swim nearby（附近），you can catch them with your hands．When you have tanks（罐子）of air on your back，you can stay in deep water for a long time．But you must be careful．To catch the fish is one of the most interesting parts of this sport．On the other hand，you can clean the ships without taking them out of the water．You can get many things from the deep sea．Now you can see that skin-diving is both useful and interesting．( ) 1.Skin-diving can take you to _______.A．the moon B．mountains C．the sun D．The deep sea( ) 2.You can climb big rocks under water because _______.A．you are stronger B．the fish can help youC．you are not as heavy as on the land D．there is a lot of light( ) 3.A skin-diver _______ under water in the day.A．can see everything clearly B．can't see anything clearlyC．can see nothing D．can see only fishes( ) 4.With a tank of air on your back, you can _______.A．catch fish very easily B．stay under water for a long timeC．be in safe place D．have more fun( ) 5.Which of these sentences is NOT TRUE?A．Skin-diving is a new sport．B．Skin-diving is like visiting the moon．C．The only use of skin-diving is to have more fun.D．Skin-diving is both interesting and useful.四、根据句意及首字母提示完成句子1. Did you hear the n about Lin Tao？2. Do not put anything hot in the rubbish b .3.I l my camera at home this morning.4. The boy is c and often makes mistakes in his homework.5. Please answer these questions a to the text.6.I would like to r Daniel for this year’s Young Star Award.7. The boy l his way and was crying in the street.8. We look forward to h from you soon.五、句型转换1. He is a brave boy.（改为感叹句）he is！2. —Could I smoke here？（完成否定回答）—Sorry，.3. I got a letter from my parents yesterday. （改为同义句）I my parents yesterday.4. We should do our best to learn English well.（改为同义句）We should to learn English well.5. Put something hot into the rubbish bin.（改为否定句）into the rubbish bin.六、书面表达假设你是Lily，请根据表格中的要点向校长写一封推荐Zhang Hua的信，并希望早日收到回信。
人教版七年级英语下册第七单元测试题-Unit-7-含答案
Unit 7 It’s raining.单元测试试题(100分)ー、单项选择。
(共15分)( )1.Helen is having a good time________her grandparents in the countryside.A.visit B to visit C.visiting D.visits( )2. -Where are his family? ---They are all________vacation now.A.at B of C.on D.for( )3. ---I like summer.What about you?---I don't like summer________it is too hot.A andB becauseC but D.or( )4.-I'm playing soccer in the park. ---Sounds________you are having fun.A.likeB.likesC.likingD.to like( )5.Linda isn't at home.Can I take a message________her?A.in B to C.for D.with( )6. -Does it often________here? ---Yes,it is quite __________.A.rain:rain B rainy;rain C rain:rainy D.rainy;rain( )7.Lily and Lucy________ chess in the room now.A is playingB playing C.plays D.are playing( )8.________? ---It's raining.A.How is it goingB.How are you C What's the weather D.How is the weather( )9.________? --It's cold and dry.A.How is the weather like todayB.What is the weather likeC What day is it today D.What's the date today( )10，________? -- Not bad.A.What are you doingB.What do you doC.How's it goingD.What do you look like( )11. -Hello!Is that Mr Wang speaking? ---Yes.________A Who’s that?B Who are you? C.I'm speaking D.I'm Mr.Wang. ( )12.Dave is wearing his new T-shirt.He________cool.A.sounds B works C makes D.looks( )13. -I saw a nice movie Wolf Warriors last Sunday.---Me too.________interesting movie it is!A.How B What C How an D What an( )14.There________snow in Beijing every year.A.isn't muchB.hasn't many C hasn’t much D aren’t many( )15 -Tomorrow I am taking a driving test.-____________________.A Wish you good luck B.Congratulations to youGood idea D.Sorry to hear that二、完形填空（10分）Do you want to take a trip to China?China is a big 1 , so it’s important to choose the place to 2 and the time to go. And bring a map, or you may get 3 .The best time to go to Xinjiang is 4 June or October. You can see beautiful scenery(风景) and eat 5 fruits. The weather is usually 6 during the day,but it may be cold in the evening. So you have to bring more 7 .It never gets cold in Hainan. You can also get there in winter.Take your swimming clothes because you may want to 8 ,even in December.Jiuzhaigou is a good place to go to in summer 9 it’s not hot there. The scenery is really beautiful.Don’t 10 to take some photos.（）1.A.city B.village C.school D.country（）2.A.leave B.draw C.visit D.clean（）3.A.fun B.lost C.boring D.happy（）4.A.for B.from C.of D.in（）5.A.new B.delicious C.relaxing D.beautiful（）6.A.warm B.dry C.windy D.cloudy（）7.A.food B.water C.books D.clothes（）8.A.sing B.dance C.run D.swim（）9.A.but B.because C.when D.before（）10.A.wish B.love C.forget D.learn三、阅读理解（30分）AToday，I’m in Qingdao.It’s a beautiful,sunny and warm day!There are many old people taking a walk in the park.The school from Happy Children School are in the park,too.Mrs. Yang,her English teacher is with them.They are having a very good time there.What are the children doing there? Let’s have a look! There are some girls under the big tree. They are singing and dancing there.Who’s near the swimming pool?They are also some girls.Theyare playing games there.What are the boys doing?They’re playing tennis in front of the river. Where are Linda and Lily?Look! They are sitting near the river.They are reading an interesting book.What’s John doing?Oh, he is lying on the grass and listening to the birds singing in the big tree.They are all relaxed.（）1.How many kinds of activities do the children have in the park?A. Five.B. Six.C. Seven.D. Eight.（）2.What are the boys doing in the park？A. Playing games.B.Playing tennis.C.Reading a book.D.We don’t know.（）3.Where are Linda and Lily?A.They’re near the pool.B.They’re under the big tree.C.They’re near the river.D.They’re in front of the river.（）4.Which of the following is true?A.Some children are playing chess under the big tree.B.The children don’t have classes today.C.John is lying on the grass and singing.D.There is only a bird in the big tree.（）5.Who is the story mainly (主要地) about?A.Some old people.B.Mrs. Yang.C.Linda and Lily.D.The children from Happy Children School.BDo you like snow? Many people like it. In some places of the world，there is a lot of snow, but in some places there is little snow.I’m Bill and I come from a country in Africa.There is no snow in my country.I want to see snow one day.This year I study in England.I don’t like the weather in autumn here.It rains a lot and I feel very cold.This morning,I wake up and find it bright in my room.I think , “Am I late?” I getup quickly, but I’m not late at all. I look out of the window and see a white world.There is snow on the streets, on the trees, on the houses and on the cars.Everything is white.I see snow! How clean and beautiful! I am very happy.（）6.From the first paragraph，we know______________.A.Bill doesn’t like winterB.Bill wants to go to England.C.Bill doesn’t like his country.D.there is no snow in Bill’s country.（）7.Bill feels _________ in autumn in England.A.coldB.dryC.hotD.warm（）8.The underlined phrase “wake up” means ________________.A.迟到B.打扫C.闲逛D.醒来（）9.Bill thinks he is late because __________________.A.it is really lateB.it is bright in the roomC.he has some work to doD.he usually get up early（）10.Which of the following is TRUE?A.Bill likes playing in the snow.B.It is rainy in winter in England.C.Bill feels happy to see snow this morning.D.Bill sees many people on the streets this morning.CDear Linda,It is 3:00 in the afternoon and I am sitting in the library. It isn’t a very nice day. It is raining and I am feeling homesick. I miss my family and friends. There are many students in the library today. Most of them are studying. A few students are sleeping or talking to their friends, but most of them are busy. Tom, my best friend, is here with me. He is studying, too. He is very nice, I want you to meet him when you come to New York. Tom is also the son of my host family. The host family are all friendly. I have learnt a lot of English, so I can write a letter to you in English! I like my teachers and classmates. I have classes five mornings a week and I work three afternoons a week. Today is one of my days off.I hope that you are well and happy. When will you come to see me? Please write soon.Your friend,Tina （）11.Where is Tina writing the letter?A．In a classroom.B．In her room.C．At home.D．In a library.（）12.Most of the students in the library are ________.A．sleeping B．talking C．studying D．playing（）13.Does Tina learn a lot of English?A．Yes, she is.B．No, she isn’t.C．Yes, she does.D．No, she doesn’t.（）14.What does the underlined word “homesick” mean in Chinese?A．回家B．寄宿家庭C．想家的D．感冒（）15.From the passage we can know that ________.A．this is a letter from Linda to Tina B．Tina is not working this afternoonC．Tina feels homesick because it is a nice day D．Tina’s good at English and it’s her mother language四、词语运用。
人教版数学七年级下册 第7章 平面直角坐标系 单元练习卷 含解析
第7章平面直角坐标系一．选择题（共6小题）1．若点P在x轴的下方，y轴的左方，到x轴的距离是3，到y轴的距离是2．则点P的坐标为（）A．（﹣3，2）B．（﹣2，3）C．（﹣3，﹣2）D．（﹣2，﹣3）2．如果点A（﹣3，b）在第三象限，则b的取值范围是（）A．b＜0 B．b≤0 C．b≥0 D．b＞03．已知两点A（a，5），B（﹣1，b）且直线AB∥x轴，则（）A．a可取任意实数，b＝5 B．a＝﹣1，b可取任意实数C．a≠﹣1，b＝5 D．a＝﹣1，b≠54．如图，在平面直角坐标系中，A（﹣3，0），B（3，0），C（3，4），点P为任意一点，已知PA⊥PB，则线段PC的最大值为（）A．3 B．5 C．8 D．105．如图，在平面直角坐标系中，一动点从原点O出发，沿着箭头所示方向，每次移动一个单位，依次得到点P1（0，1）；P2（1，1）；P3（1，0）；P4（1，﹣1）；P5（2，﹣1）；P6（2，0）……，则点P2019的坐标是（）A．（672，0）B．（673，1）C．（672，﹣1）D．（673，0）6．如图，在平面直角坐标系上有点A（1，0），点A第一次跳动至点A1（﹣1，1），第二次向右跳动3个单位至点A2（2，1），第三次跳动至点A3（﹣2，2），第四次向右跳动5个单位至点A4（3，2），…，以此规律跳动下去，点A第2020次跳动至点A2020的坐标是（）A．（1012，1011）B．（1009，1008）C．（1010，1009）D．（1011，1010）二．填空题（共6小题）7．点P（﹣3，4）到x轴和y轴的距离分别是．8．已知A（x+2，2y﹣3）在第二象限，则B（1﹣x，5﹣4y）在第象限．9．如图，在平面直角坐标系中，一电子蚂蚁按照设定程序从原点O出发，按图中箭头所示的方向运动，第1次从原点运动到点（1，），第2次接着运动到点（2，0），第3次接着运动到点（2，﹣2），第4次接着运动到点（4，﹣2），第5次接着运动到点（4，0），第6次接着运动到点（5，）…按这样的运动规律，经过2019次运动后，电子蚂蚁运动到的位置的坐标是．10．如图，已知等边△AOC的周长为3，作OD⊥AC于点D，在x轴上取点C1，使CC1＝DC，以CC1为边作等边△A1CC1；作CD1⊥A1C1于点D1，在x轴上取点C2，使C1C2＝D1C1，以C1C2为边作等边△A2C1C2；作C1D2⊥A2C2于点D2，在x轴上取点C3，使C2C3＝D2C2，以C2C3为边作等边△A3C2C3；…，且点A，A1，A2，A3，…都在第一象限，如此下去，则等边△A2019C2018C2019的顶点A2019坐标为．11．如图，由两个长为2，宽为1的长方形组成“7”字图形（1）将一个“7”字图形按如图摆放在平面直角坐标系中，记为“7”字图形ABCDEF，其中顶点A位于x轴上，顶点B，D位于y轴上，O为坐标原点，则的值为．（2）在（1）的基础上，继续摆放第二个“7”字图形得顶点F1，摆放第三个“7”字图形得顶点F2，依此类推，…，摆放第n个“7”字图形得顶点F n﹣1，…，则顶点F2019的坐标为．12．如图所示是某市区部分平面示意图，根据图中信息回答下列问题：（1）若公园的位置可表示为（2，1），那么市政府可表示为，动物园可表示为，图书馆可表示为．（2）商业大厦的东北方是，客运站位于商业大厦的方向，市政府在的西南方向，在的东南方向．（3）若图中每个小正方形的边长为0.5cm，则火车站到中国银行的图上距离是，实际距离为．（4）找出图中两处距离相同的地点．三．解答题（共10小题）13．已知平面直角坐标系中有一点M（m﹣1，2m+3）（1）当m为何值时，点M到x轴的距离为1？（2）当m为何值时，点M到y轴的距离为2？14．已知平面直角坐标系中有一点M（m﹣1，2m+3）（1）点M到x轴的距离为1时，M的坐标？（2）点N（5，﹣1）且MN∥x轴时，M的坐标？15．如图，已知火车站的坐标为（2，2），文化馆的坐标为（﹣1，3）．（1）请你根据题目条件，画出平面直角坐标系；（2）写出体育场，市场，超市的坐标；（3）已知游乐场A，图书馆B，公园C的坐标分别为（0，5），（﹣2，﹣2），（2，﹣2），请在图中标出A，B，C的位置．16．如图，描出A（﹣3，﹣2）、B（2，﹣2）、C（﹣2，1）、D（3，1）四个点，线段AB、CD有什么关系？顺次连接A、B、C、D四点组成的图形是什么图形？17．如图，在平面直角坐标系中，O为坐标原点，点A（4，1），B（1，1）C（4，5），D（6，﹣3），E（﹣2，5）（1）在坐标系中描出各点，画出△AEC，△BCD．（2）求出△AEC的面积（简要写明简答过程）．18．如图，长方形OABC中，O为平面直角坐标系的原点，A点的坐标为（4，0），C点的坐标为（0，6），点B在第一象限内，点P从原点出发，以每秒2个单位长度的速度沿着O ﹣C﹣B﹣A﹣O的路线移动（即：沿着长方形移动一周）．（1）写出B点的坐标（）；（2）当点P移动了4秒时，描出此时P点的位置，并写出点P的坐标．（3）在移动过程中，当点P到x轴距离为5个单位长度时，求点P移动的时间．19．已知，点P（2m﹣6，m+2）．（1）若点P在y轴上，P点的坐标为；（2）若点P的纵坐标比横坐标大6，求点P在第几象限？（3）若点P和点Q都在过A（2，3）点且与x轴平行的直线上，PQ＝3，求Q点的坐标．20．在平面直角坐标系中，（1）已知点P（a﹣1，3a+6）在y轴上，求点P的坐标；（2）已知两点A（﹣3，m），B（n，4），若AB∥x轴，点B在第一象限，求m的值，并确定n的取值范围；（3）在（1）（2）的条件下，如果线段AB的长度是5，求以P、A、B为顶点的三角形的面积S．21．如图，三角形ABC沿x轴正方向平移2个单位长度，再沿y轴负方向平移1个单位长度得到三角形EFG．（1）写出三角形EFG的三个顶点坐标；（2）求三角形EFG的面积．22．在平面直角坐标系xOy中，点A的坐标为（1，0），点B的坐标为（3，2），将点A向左平移两个单位，再向上平移4个单位得到点C．（1）写出点C的坐标；（2）求三角形ABC的面积．参考答案与试题解析一．选择题（共6小题）1．若点P在x轴的下方，y轴的左方，到x轴的距离是3，到y轴的距离是2．则点P的坐标为（）A．（﹣3，2）B．（﹣2，3）C．（﹣3，﹣2）D．（﹣2，﹣3）【分析】根据点P的位置确定P点坐标即可．【解答】解：∵点P在x轴的下方，到x轴的距离是3，∴P点纵坐标为﹣3，∵P在y轴的左方，到y轴的距离是2，∴P点横坐标为﹣2，∴P（﹣2，﹣3），故选：D．2．如果点A（﹣3，b）在第三象限，则b的取值范围是（）A．b＜0 B．b≤0 C．b≥0 D．b＞0【分析】第三象限内横纵坐标均为负数，从而可得答案．【解答】解：∵点A（﹣3，b）在第三象限，∴b＜0，故选：A．3．已知两点A（a，5），B（﹣1，b）且直线AB∥x轴，则（）A．a可取任意实数，b＝5 B．a＝﹣1，b可取任意实数C．a≠﹣1，b＝5 D．a＝﹣1，b≠5【分析】根据平行于x轴的直线纵坐标相等解答可得．【解答】解：∵AB∥x轴，∴b＝5，a≠﹣1，故选：C．4．如图，在平面直角坐标系中，A（﹣3，0），B（3，0），C（3，4），点P为任意一点，已知PA⊥PB，则线段PC的最大值为（）A．3 B．5 C．8 D．10【分析】根据直角三角形斜边上中线的性质，即可得到OP＝AB＝3，依据OC﹣OP≤CP ≤OP+OC，即可得出当点P，O，C在同一直线上，且点P在CO延长线上时，CP的最大值为OP+OC的长．【解答】解：如图所示，连接OC，OP，PC，∵PA⊥PB，∴∠APB＝90°，又∵AO＝BO＝3，∴Rt△ABP中，OP＝AB＝3，∵OC﹣OP≤CP≤OP+OC，∴当点P，O，C在同一直线上，且点P在CO延长线上时，CP的最大值为OP+OC的长，∴线段PC的最大值为OP+OC＝3+5＝8，故选：C．5．如图，在平面直角坐标系中，一动点从原点O出发，沿着箭头所示方向，每次移动一个单位，依次得到点P1（0，1）；P2（1，1）；P3（1，0）；P4（1，﹣1）；P5（2，﹣1）；P6（2，0）……，则点P2019的坐标是（）A．（672，0）B．（673，1）C．（672，﹣1）D．（673，0）【分析】由P3、P6、P9 可得规律：当下标为3的整数倍时，横坐标为，纵坐标为0，据此可解．【解答】解：由P3、P6、P9 可得规律：当下标为3的整数倍时，横坐标为，纵坐标为0，∵2019÷3＝673，∴P2019 （673，0）则点P2019的坐标是（673，0）．故选：D．6．如图，在平面直角坐标系上有点A（1，0），点A第一次跳动至点A1（﹣1，1），第二次向右跳动3个单位至点A2（2，1），第三次跳动至点A3（﹣2，2），第四次向右跳动5个单位至点A4（3，2），…，以此规律跳动下去，点A第2020次跳动至点A2020的坐标是（）A．（1012，1011）B．（1009，1008）C．（1010，1009）D．（1011，1010）【分析】根据点的坐标、坐标的平移寻找规律即可求解．【解答】解：因为A1（﹣1，1），A2（2，1）A3（﹣2，2）A4（3，2）A5（﹣3，3）A6（4，3）A7（﹣4，4）A8（5，4）…A2n﹣1（﹣n，n）A2n（n+1，n）（n为正整数）所以2n＝2020，n＝1010所以A2020（1011，1010）故选：D．二．填空题（共6小题）7．点P（﹣3，4）到x轴和y轴的距离分别是4；3 ．【分析】首先画出坐标系，确定P点位置，根据坐标系可得答案．【解答】解：点P（﹣3，4）到x轴的距离为4，到y轴的距离是3，故答案为：4；3．8．已知A（x+2，2y﹣3）在第二象限，则B（1﹣x，5﹣4y）在第四象限．【分析】根据第二象限内点的横坐标是负数，纵坐标是正数求出x、y的取值范围，然后确定出点B的横坐标与纵坐标的正负情况，【解答】解：∵A（x+2，2y﹣3）在第二象限，∴x+2＜0，2y﹣3＞0，∴x＜﹣2，y＞，∴1﹣x＞3，5﹣4y＜﹣1，∴点B在第四象限．故答案为：四．9．如图，在平面直角坐标系中，一电子蚂蚁按照设定程序从原点O出发，按图中箭头所示的方向运动，第1次从原点运动到点（1，），第2次接着运动到点（2，0），第3次接着运动到点（2，﹣2），第4次接着运动到点（4，﹣2），第5次接着运动到点（4，0），第6次接着运动到点（5，）…按这样的运动规律，经过2019次运动后，电子蚂蚁运动到的位置的坐标是（1616，﹣2）．【分析】根据已知提供的数据从横纵坐标分别分析得出横坐标的为1，2，2，4，4，4+1，4+2，4+2，4+4，4+4，每5次一轮，每次比前一次起始多4，这一规律纵坐标为，0，﹣2，﹣2，0，，0，﹣2，﹣2，0，…，每5次一轮这一规律，进而求出即可．【解答】解：前五次运动横坐标分别为：1，2，2，4，4，第6到10次运动横坐标分别为：4+1，4+2，4+2，4+4，4+4，…∴第5n+1到5n+5次运动横坐标分别为：4n+1，4n+2，4n+2，4n+4，4n+4，前五次运动纵坐标分别为，0，﹣2，﹣2，0，第6到10次运动纵坐标分别为为，0，﹣2，﹣2，0，…第5n+1到5n+5次运动纵坐标分别为，0，﹣2，﹣2，0，∵2019÷5＝403…4，∴经过2019次运动横坐标为＝4×403+4＝1616，经过2019次运动纵坐标为﹣2，∴经过2019次运动后，电子蚂蚁运动到的位置的坐标是（1616，﹣2）．故答案为：（1616，﹣2）10．如图，已知等边△AOC的周长为3，作OD⊥AC于点D，在x轴上取点C1，使CC1＝DC，以CC1为边作等边△A1CC1；作CD1⊥A1C1于点D1，在x轴上取点C2，使C1C2＝D1C1，以C1C2为边作等边△A2C1C2；作C1D2⊥A2C2于点D2，在x轴上取点C3，使C2C3＝D2C2，以C2C3为边作等边△A3C2C3；…，且点A，A1，A2，A3，…都在第一象限，如此下去，则等边△A2019C2018C2019的顶点A2019坐标为（，）．【分析】根据等边三角形的性质分别求出C1C2，C2C3，C3C4，…，∁n C n+1的边长即可解决问题．【解答】解：解：∵等边△A1C1C2的周长为3，作OD⊥AC于点D，∴OC＝1，C1C2＝CD＝OC＝，∴OC，CC1，C1C2，C2C3，…，C2018C2019的长分别为1，，，，…，，OC2019＝OC+CC1+C1C2+C2C3，…+C2018C2019＝1++++…+＝，等边△A2019C2018C2019顶点A2019的横坐标＝﹣＝，等边△A2019C2018C2019顶点A2019的纵坐标＝×＝．故答案为：（，）．11．如图，由两个长为2，宽为1的长方形组成“7”字图形（1）将一个“7”字图形按如图摆放在平面直角坐标系中，记为“7”字图形ABCDEF，其中顶点A位于x轴上，顶点B，D位于y轴上，O为坐标原点，则的值为．（2）在（1）的基础上，继续摆放第二个“7”字图形得顶点F1，摆放第三个“7”字图形得顶点F2，依此类推，…，摆放第n个“7”字图形得顶点F n﹣1，…，则顶点F2019的坐标为（）．【分析】（1）先证明△AOB∽△BCD，所以＝，因为DC＝1，BC＝2，所有＝；（2）利用三角形相似与三角形全等依次求出F1，F2，F3，F4的坐标，观察求出F2019的坐标．【解答】解：（1）∵∠ABO+∠DBC＝90°，∠ABO+∠OAB＝90°，∴∠DBC＝∠OAB，∵∠AOB＝∠BCD＝90°，∴△AOB∽△BCD，∴＝，∵DC＝1，BC＝2，∴＝，故答案为；（2）解：过C作CM⊥y轴于M，过M1作M1N⊥x轴，过F作FN1⊥x轴．根据勾股定理易证得BD＝＝，CM＝OA＝，DM＝OB＝AN＝，∴C（，），∵AF＝3，M1F＝BC＝2，∴AM1＝AF﹣M1F＝3﹣2＝1，∴△BOA≌ANM1（AAS），∴NM1＝OA＝，∵NM1∥FN1，∴，，∴FN1＝，∴AN1＝，∴ON1＝OA+AN1＝+＝∴F（，），同理，F1（，），即（）F2（，），即（，）F3（，），即（，）F4（，），即（，）…F2019（，），即（，405），故答案为即（，405）．12．如图所示是某市区部分平面示意图，根据图中信息回答下列问题：（1）若公园的位置可表示为（2，1），那么市政府可表示为（0，0），动物园可表示为（9，3），图书馆可表示为（2，2）．（2）商业大厦的东北方是动物园，客运站位于商业大厦的正北方向，市政府在图书馆的西南方向，在中国银行的东南方向．（3）若图中每个小正方形的边长为0.5cm，则火车站到中国银行的图上距离是cm，实际距离为5km．（4）找出图中两处距离相同的地点图书馆与火车站、火车站与客运站．【分析】由公园的位置可表示为（2，1），那么市政府可表示为原点，即（0，0）．从而可确定其它地点的位置坐标．根据上北下南左西右东可知各个地点的方位．【解答】解：由公园的位置可表示为（2，1），那么市政府可表示为原点，建立直角坐标系．通过观察，易得相关结论填空．（1）（0，0），（9，3），（2，2）；（2）动物园，正北，图书馆，中国银行；（3），5km；（4）图书馆与火车站、火车站与客运站．三．解答题（共10小题）13．已知平面直角坐标系中有一点M（m﹣1，2m+3）（1）当m为何值时，点M到x轴的距离为1？（2）当m为何值时，点M到y轴的距离为2？【分析】（1）让纵坐标的绝对值为1列式求值即可；（2）让横坐标的绝对值为2列式求值即可．【解答】解：（1）∵|2m+3|＝12m+3＝1或2m+3＝﹣1∴m＝﹣1或m＝﹣2；（2）∵|m﹣1|＝2m﹣1＝2或m﹣1＝﹣2∴m＝3或m＝﹣1．14．已知平面直角坐标系中有一点M（m﹣1，2m+3）（1）点M到x轴的距离为1时，M的坐标？（2）点N（5，﹣1）且MN∥x轴时，M的坐标？【分析】（1）根据题意可知2m+3的绝对值等于1，从而可以得到m的值，进而得到件M 的坐标；（2）根据题意可知点M的纵坐标等于点N的纵坐标，从而可以得到m的值，进而得到件M的坐标．【解答】解：（1）∵点M（m﹣1，2m+3），点M到x轴的距离为1，∴|2m+3|＝1，解得，m＝﹣1或m＝﹣2，当m＝﹣1时，点M的坐标为（﹣2，1），当m＝﹣2时，点M的坐标为（﹣3，﹣1）；（2）∵点M（m﹣1，2m+3），点N（5，﹣1）且MN∥x轴，∴2m+3＝﹣1，解得，m＝﹣2，故点M的坐标为（﹣3，﹣1）．15．如图，已知火车站的坐标为（2，2），文化馆的坐标为（﹣1，3）．（1）请你根据题目条件，画出平面直角坐标系；（2）写出体育场，市场，超市的坐标；（3）已知游乐场A，图书馆B，公园C的坐标分别为（0，5），（﹣2，﹣2），（2，﹣2），请在图中标出A，B，C的位置．【分析】（1）火车站向左2个单位，向下2个单位确定出坐标原点，然后建立平面直角坐标系即可；（2）根据平面直角坐标系写出各位置的坐标即可；（3）根据三点坐标，标出即可．【解答】解：（1）如图：（2）体育场（﹣2，5）、市场（6，5）、超市（4，﹣1）；（3）如上图所示．16．如图，描出A（﹣3，﹣2）、B（2，﹣2）、C（﹣2，1）、D（3，1）四个点，线段AB、CD有什么关系？顺次连接A、B、C、D四点组成的图形是什么图形？【分析】根据四点的坐标可以得到AB∥CD，且AB＝CD，就可以确定四边形的形状．【解答】解：如图，AB∥CD，且AB＝CD＝5，因而四边形ABDC是平行四边形．17．如图，在平面直角坐标系中，O为坐标原点，点A（4，1），B（1，1）C（4，5），D（6，﹣3），E（﹣2，5）（1）在坐标系中描出各点，画出△AEC，△BCD．（2）求出△AEC的面积（简要写明简答过程）．【分析】（1）根据各点坐标描出点的位置，依次连接即可；（2）根据三角形面积公式计算可得．【解答】解：（1）如图所示：（2）△AEC取EC为底，则EC为6，EC边上高AC＝4所以S△AEC＝×6×4＝12．18．如图，长方形OABC中，O为平面直角坐标系的原点，A点的坐标为（4，0），C点的坐标为（0，6），点B在第一象限内，点P从原点出发，以每秒2个单位长度的速度沿着O ﹣C﹣B﹣A﹣O的路线移动（即：沿着长方形移动一周）．（1）写出B点的坐标（4，6 ）；（2）当点P移动了4秒时，描出此时P点的位置，并写出点P的坐标．（3）在移动过程中，当点P到x轴距离为5个单位长度时，求点P移动的时间．【分析】（1）根据矩形的性质以及点的坐标的定义写出即可；（2）先求得点P运动的距离，从而可得到点P的坐标；（3）根据矩形的性质以及点到x轴的距离等于纵坐标的长度求出OP，再根据时间＝路程÷速度列式计算即可得解．【解答】解：（1）∵A点的坐标为（4，0），C点的坐标为（0，6），∴OA＝4，OC＝6，∴点B（4，6）；故答案为：4，6．（2）如图所示，∵点P移动了4秒时的距离是2×4＝8，∴点P的坐标为（2，6）；（3）点P到x轴距离为5个单位长度时，点P的纵坐标为5，若点P在OC上，则OP＝5，t＝5÷2＝2.5秒，若点P在AB上，则OP＝OC+BC+BP＝6+4+（6﹣5）＝11，t＝11÷2＝5.5秒，综上所述，点P移动的时间为2.5秒或5.5秒．19．已知，点P（2m﹣6，m+2）．（1）若点P在y轴上，P点的坐标为（0，5）；（2）若点P的纵坐标比横坐标大6，求点P在第几象限？（3）若点P和点Q都在过A（2，3）点且与x轴平行的直线上，PQ＝3，求Q点的坐标．【分析】（1）利用y轴上点的坐标特征得到2m﹣6＝0，然后解方程求出m即可得到P点坐标；（2）利用点P的纵坐标比横坐标大6得到2m﹣6+6＝m+2，然后解方程求出m得到P点坐标，从而可判断点P所在的象限；（3）利用与x轴平行的直线上的点的坐标特征得到点P和点Q的纵坐标都为3，然后利用PQ＝3得到Q点的横坐标，从而得到Q点坐标．【解答】解：（1）∵点P在y轴上，∴2m﹣6＝0，解得m＝3，∴P点的坐标为（0，5）；故答案为（0，5）；（2）根据题意得2m﹣6+6＝m+2，解得m＝2，∴P点的坐标为（﹣2，4），∴点P在第二象限；（3）∵点P和点Q都在过A（2，3）点且与x轴平行的直线上，∴点P和点Q的纵坐标都为3，∴P（﹣4，3）而PQ＝3，∴Q点的横坐标为﹣1或﹣7，∴Q点的坐标为（﹣1，3）或（﹣7，3）．20．在平面直角坐标系中，（1）已知点P（a﹣1，3a+6）在y轴上，求点P的坐标；（2）已知两点A（﹣3，m），B（n，4），若AB∥x轴，点B在第一象限，求m的值，并确定n的取值范围；（3）在（1）（2）的条件下，如果线段AB的长度是5，求以P、A、B为顶点的三角形的面积S．【分析】（1）根据y轴上点的横坐标为0列方程求出a的值，再求解即可；（2）根据第一象限内点的横坐标是正数，平行于x轴的直线上的点的纵坐标相等解答；（3）先确定出点P到AB的距离，再根据三角形的面积公式列式计算即可得解．【解答】解：（1）∵点P（a﹣1，3a+6）在y轴上，∴a﹣1＝0，解得a＝1，所以，3a+6＝3×1+6＝9，故P（0，9）；（2）∵AB∥x轴，∴m＝4，∵点B在第一象限，∴n＞0，∴m＝4，n＞0；（3）∵AB＝5，A、B的纵坐标都为4，∴点P到AB的距离为9﹣4＝5，∴以P、A、B为顶点的三角形的面积S＝×5×5＝12.5．21．如图，三角形ABC沿x轴正方向平移2个单位长度，再沿y轴负方向平移1个单位长度得到三角形EFG．（1）写出三角形EFG的三个顶点坐标；（2）求三角形EFG的面积．【分析】（1）首先确定A、B、C三点平移后的对应点位置，然后再连接即可；（2）利用矩形的面积减去周围多余三角形的面积即可．【解答】解：（1）如图：E（4，1），F（0，﹣2），G（5，﹣3）．（2）S△EFG＝4×5﹣3×4×﹣1×5×﹣4×1×＝20﹣6﹣2.5﹣2＝9.5．22．在平面直角坐标系xOy中，点A的坐标为（1，0），点B的坐标为（3，2），将点A向左平移两个单位，再向上平移4个单位得到点C．（1）写出点C的坐标；（2）求三角形ABC的面积．【分析】（1）利用点平移的坐标规律写出C点坐标；（2）根据三角形面积公式，用正方形的面积分别减去三个直角三角形的面积可计算出△ABC的面积．【解答】解：（1）C（﹣1，4）；（2）如图，过点B作BD⊥x轴于D，过点C分别作x轴，y轴的垂线，与x轴交于点E，与BD交于点F．∵点B，C的坐标分别为（3，2），（﹣1，4），∴点D，E，F的坐标分别为（3，0），（﹣1，0），（3，4），∴AD＝AE＝BD＝BF＝2，CE＝CF＝DE＝DF＝4，∴正方形CFDE的面积为16，∵△ACE的面积为4，△ABD的面积为2，△BCF的面积为4．∴△ABC的面积为16﹣4﹣2﹣4＝6．。
人教版2020七年级数学下册 第7章 《平面直角坐标系》单元练习试题【含答案】
人教版2020七年级数学下册第7章《平面直角坐标系》单元练习试题一．选择题（共9小题）1．若点P（x，y）在第四象限，且|x|＝2，|y|＝3，则x+y＝（）A．﹣1B．1C．5D．﹣52．如图，一个质点在第一象限及x轴、y轴上运动，在第一秒钟，它从原点（0，0）运动到（0，1），然后接着按图中箭头所示方向运动，即（0，0）→（0，1）→（1，1）→（1，0）→…，且每秒移动一个单位，那么第80秒时质点所在位置的坐标是（）A．（0，9）B．（9，0）C．（0，8）D．（8，0）3．根据下列表述，能确定一点位置的是（）A．奥斯卡影院1号厅3排B．银川市贺兰山东路C．北偏东60°D．东经118°，北纬40°4．如图，右边坐标系中四边形的面积是（）A．4B．5.5C．4.5D．55．在平面直角坐标系中，点A'（2，﹣3）可以由点A（﹣2，3）通过两次平移得到，正确的是（）A．先向左平移4个单位长度，再向上平移6个单位长度B．先向右平移4个单位长度，再向上平移6个单位长度C．先向左平移4个单位长度，再向下平移6个单位长度D．先向右平移4个单位长度，再向下平移6个单位长度6．在直角坐标系中，将点（2，﹣3）向左平移两个单位长度得到的点的坐标是（）A．（4，﹣3）B．（﹣4，3）C．（0，﹣3）D．（0，3）7．在平面直角坐标系中，将点A（1，3）向右平移3个单位长度，得到的点A′的坐标为（）A．（4，3）B．（﹣2，3）C．（1，6）D．（1，0）8．在平面直角坐标系中，点P（2，3）先向左平移3个单位，再向下平移4个单位，得到点的坐标为（）A．（5，7）B．（﹣1，﹣1）C．（﹣1，1）D．（5，﹣1）9．在平面直角坐标系中，将点（﹣3，2）向左平移5个单位长度，再向上平移1个单位长度后的坐标是（）A．（2，1）B．（﹣8，1）C．（2，3）D．（﹣8，3）二．填空题（共9小题）10．观察中国象棋的棋盘，以红“帅”（红方“5”的位置）为坐标原点建立平面直角坐标系后，发现红方“马”的位置可以用一个数对（2，4）来表示，则红“马”到达B点后，B 点的位置可以用数对表示为．11．某会场座位号将“7排4号”记作（7，4），那么“3排5号”记作．12．在平面直角坐标系中，线段AB＝5且平行于y轴，点A（1，2），则点B坐标为．13．在直角坐标平面内，点A（﹣m，5）和点B（﹣m，﹣3）之间的距离为．14．已知点A（﹣3，5），将点A先向右平移4个单位长度，再向下平移6个单位长度，得到A′，则A′的坐标为．15．如图，圆A经过平移得到圆O．如果因A上一点P的坐标为（m，n），那么平移后的对应点P'的坐标为．16．如果将点A（1，3）先向下平移3个单位，再向右平移2个单位后，得到点B，那么点B的坐标是．17．如图，三角形ABC经过一定的平移变换得到三角形A'B'C'，若三角形ABC上一点M的坐标为（m，n），那么M点的对应点M'的坐标为．18．在平面直角坐标系中，将点M（﹣1，5）先向右平移3个单位，之后又向下平移4个单位，得到点N，则点N的坐标为．三．解答题（共10小题）19．已知点M（3|a|﹣9，4﹣2a）在y轴的负半轴上．（1）求M点的坐标；（2）求（2﹣a）2019+1的值．20．如图，在直角坐标系中，第一次将△OAB变换成△OA1B1，第二次将△OA1B1变换成△OA2B2，第三次将△OA2B2变换成△OA3B3，已知：A（1，3）、A1（2，3）、A2（4，3）、A3（8，3）、B（2，0）、B1（4，0）、B2（8，0）、B3（16，0）．求：（1）A4、B4点的坐标；（2）A n、B n点的坐标．21．小李、小明、小刚、小强、小华、小亮是很要好的伙伴，他们家的位置如图所示．一天，小李说：“如果以我家为中心，你们各自家的位置在哪儿知道吗？”其余小伙伴说到：“当然知道了．”小李说：“这样吧，你们若回答出下列问题，就证明你们知道．”（1）南偏东60°的方向上有谁的家？怎样确定小刚家的位置？请你表示出来．（2）小明家在什么位置？（3）距小李家图上距离为0.9cm处的地方有谁的家？（4）想确定他们每个小伙伴的家的位置，各需要哪些数据？22．△ABC在直角坐标系中如图所示，请写出点A、B、C的坐标．23．先阅读下列一段文字，再解答问题：已知在平面内有两点P1（x1，y1），P2（x2，y2），其两点间的距离公式为；同时，当两点所在的直线在坐标轴上或平行于坐标轴或垂直于坐标轴时，两点间距离公式可简化为|x2﹣x1|或|y2﹣y1|．（1）已知点A（2，4），B（﹣2，1），则AB＝；（2）已知点C，D在平行于y轴的直线上，点C的纵坐标为4，点D的纵坐标为﹣2，则CD＝；（3）已知点P（3，1）和（1）中的点A，B，判断线段P A，PB，AB中哪两条线段的长是相等的？并说明理由．24．如图，三角形A'B'C'是由三角形ABC经过某种平移得到的，点A与点A'，点B与点B'，点C与点C'分别对应，观察点与点坐标之间的关系，解答下列问题．（1）分别写出点A、点B、点C、点A'、点B'、点C'的坐标，并说明三角形A'B'C'是由三角形ABC经过怎样的平移得到的．（2）若点M（a+2，4﹣b）是点N（2a﹣3，2b﹣5）通过（1）中的平移变换得到的，求（b﹣a）2的值．25．如图，已知Q点的坐标为（﹣3，0），将点Q向上平移一个单位长度，再向右平移5个单位长度，得到点P．（1）写出点P的坐标；（2）若A是y轴上一点，当△OP A的面积为4时，求A的坐标．26．如图，四边形A'B'C'D'可以由四边形ABCD经过怎样的平移得到？对应点的坐标有什么关系？27．（1）把图（1）中的图形平移后，“顶点”A（4，4）的对应点是A'（4，0），写出另外6个“顶点”的对应点的坐标；（2）图（2）与图（1）对应“顶点”的坐标之间有什么样的关系？它可以由图（1）如何变化而来？（3）图（3）与图（1）对应“顶点”的坐标之间有什么样的关系？它可以由图（1）如何变化而来？28．三角形ABC与三角形A'B'C'在平面直角坐标系中的位置如图所示，三角形A'B'C'是由三角形ABC经过平移得到的（1）分别写出点A'，B'，C'的坐标；（2）说明三角形A'B'C'是由三角形ABC经过怎样的平移得到的？（3）若点P（a，b）是三角形ABC内的一点，则平移后三角形A'B'C'内的对应点为P′，写出点P'的坐标．参考答案与试题解析一．选择题（共9小题）1．A．2．C．3．D．4．C．5．D．6．C．7．A．8．B．9．D．二．填空题（共9小题）10．（1，6）．11．（3，5）．12．（1，7）或（1，﹣3）．13．814．（1，﹣1）．15．（m+2，n﹣1）16．（3，0）．17．（m+4，n+2）．18．（2，1）．三．解答题（共10小题）19．解：（1）由M（3|a|﹣9，4﹣2a）在y轴的负半轴上，得：，解得：a＝3，故M点的坐标（0，﹣2）；（2）（2﹣a）2019+1＝（2﹣3）2019+1＝﹣1+1＝0．20．解：（1）∵A1（2，3）、A2（4，3）、A3（8，3）．∴A4的横坐标为：24＝16，纵坐标为：3．故点A4的坐标为：（16，3）．又∵B1（4，0）、B2（8，0）、B3（16，0）．∴B4的横坐标为：25＝32，纵坐标为：0．故点B4的坐标为：（32，0）．（2）由A1（2，3）、A2（4，3）、A3（8，3），可以发现它们各点坐标的关系为横坐标是2n，纵坐标都是3．故A n的坐标为：（2n，3）．由B1（4，0）、B2（8，0）、B3（16，0），可以发现它们各点坐标的关系为横坐标是2n+1，纵坐标都是0．故B n的坐标为：（2n+1，0）．21．解：（1）南偏东60°的方向上有小刚家和小亮家；要确定小刚家的位置，还需要知道小刚家与小华家的距离；（2）小明家在小李家的北偏东60°的方向；（3）距小李家图上距离为0.9cm处的地方有小华家、小刚家和小强家；（4）确定他们每个小伙伴的家的位置，需要各家相对于小李家的方向和与小李家的距离．22．解：如图所示：A（2，2），B（﹣1，1），C（﹣2，﹣2）．23．解：（1）依题意，AB＝，故答案为5；（2）∵CD平行于y轴∴CD＝|4﹣（﹣2）|＝6；（3）P A＝＝∵点P与点B的纵坐标相同∴PB平行于x轴∴PB＝|3﹣（﹣2）|＝5由（1）知AB＝5∴AB＝PB∴线段PB，AB两条线段的长是相等的．24．解：（1）由图知，A（0，3），B（2，1），C（3，4），A′（﹣3，0），B′（﹣1，﹣2），C′（0，1），且△ABC向左平移3个单位，向下平移3个单位可以得到△A′B′C′；（2）由（1）中的平移变换的2a﹣3﹣3＝a+2，2b﹣5﹣3＝4﹣b，解得a＝8，b＝4，则（b﹣a）2＝（4﹣8）2＝（﹣4）2＝16．25．解：（1）∵Q点的坐标为（﹣3，0），将点Q向上平移一个单位长度，再向右平移5个单位长度，得到点P，∴点P的坐标为（2，1）；（2）设A点坐标为（0，y），∵△OP A的面积为4，∴×|y|×2＝4，∴y＝±4，∴A点坐标为（0，4）或（0，﹣4）．26．解：四边形A'B'C'D'可以由四边形ABCD经过向右平移7个单位，向下平移6个单位得到．对应点的坐标关系为：四边形ABCD各点的横坐标加上7，纵坐标减去6，即为四边形A'B'C'D'的各点的坐标．27．解：（1）把图（1）中的图形平移后，“顶点”A（4，4）的对应点是A'（4，0），即图形向下平移4个单位，所以另外6个“顶点”的对应点的坐标分别为：（1，﹣2），（2，﹣2）（2，﹣4），（6，﹣4），（6，﹣2），（7，﹣2）；（2）图（2）与图（1）对应“顶点”的坐标之间关系为：横坐标不变，纵坐标减少5，它可以由图（1）向下平移5个单位得到；（3）图（3）与图（1）对应“顶点”的坐标之间关系为：横坐标减去8，纵坐标不变，它可以由图（1）向左平移8个单位得到．28．解：（1）由图知A'（﹣3，1），B'（﹣2，﹣2），C'（﹣1，﹣1）；（2）三角形A'B'C'是由三角形ABC先向左平移4个单位，再向下平移2个单位长度得到的；（3）平移后三角形A'B'C'内的对应点为P′坐标为（a﹣4，b﹣2）．。
人教版七年级数学下册《第七章平面直角坐标系》单元练习题含答案
第七章平面直角坐标系一、选择题1.若线段CD 是由线段AB 平移获取的，点A(－1,3)的对应点为C(2,2)，则点 B(－3，－1)的对应点 D 的坐标是 ()A ． (0，－ 2)B ． (1，－ 2)C． (－ 2,0)D ． (4,6)2.如图，点A、点B的坐标分别为(2,0)，(0,1) ，若将线段AB平移至A1B1，若A1(1，b )，B1(a，－ 2)，则 3a2()－ b 的值为A ．－3B ． 3C． 1D．－13.以下各点中位于第四象限的点是()A ． (3,4)B ． (－ 3,4)C． (3，－ 4)D ． (－ 3，－ 4)4.若是P(m＋3,2m＋4) 在y轴上，那么点P 的坐标是()A ． (－ 2,0)B ． (0，－ 2)C． (1,0)5.如图，一方队正沿箭头所指的方向前进， A 的地址为三列三行，表示为(3,3)， (5,4)表示的地址是()A． AB． BC．CD ．D6.在平面直角坐标系中，线段BC∥ x 轴，则()A ．点B与点C的横坐标相等B ．点B与点C的纵坐标相等C．点B与点C的横坐标与纵坐标分别相等D．点 B 与点 C 的横坐标、纵坐标都不相等7.当m为任意实数时，点A(m 2＋1，－2)在第几象限()A ．第一象限B ．第二象限C．第三象限D ．第四象限8.如图，一个矩形的两边长分别是 4 和 2，建立直角坐标系，则以下不在矩形上的点为()A ． (4,0)B ． (2,4)C． (0,2)D ． (4,2)9.如图，在国际象棋的棋盘上，左右两边标有数字 1 至 8，上下两边标有字母 a 至 h，若是黑色的国王棋子的地址用 (d,3) 来表示，白色的马棋子的地址用(g, 5)来表示，请你分别写出棋盘中其他三个棋子的地址，分别是________________ ．10.已知 AB∥x 轴， A 点的坐标为(－3,2)，并且 AB ＝4，则 B 点的坐标为______________．11.同学们玩过五子棋吗？它的比赛规则是只要同色 5 子先成一条直线就算胜．如图，是两人玩的一盘棋，若白①的地址是 (0,1) ，黑②的地址是 (1,2)，现轮到黑棋走，你认为黑棋放在________地址就成功了．12. 若图中的有序数对(4,1) 对应字母 D ，有一个英文单词的字母序次对应图中的有序数对为(1,1) 、 (2,3) 、(2,3) 、 (5,2)、(5,1) ；则这个英文单词是________．(大小写均可 )13.点 M (－1,5)向下平移 4 个单位得N点坐标是 ________．14.点 Q(5，－3)到两坐标轴的距离之和为________．15.点 P(，－)到x轴距离为 ________，到y轴距离为 ________．16.如图，小华用手遮住的点向上平移 3 个单位获取的点的坐标为(2,1) ，则小明用手遮住的那个点的坐标为________ ．17.如图，在平面直角系统中，描出下各点： A (－2,1)， B(2,3)， C(－4，－3)， D(1,2)， E(0，－3)， F(－3,0)，G(0,0)， H(0,4)，J(2,2)，K(－3，－3)．18.已知：点P(0， a)在 y 轴负半轴上，问点M (－ a2－1，－ a＋1)在第几象限？19.正方形ABCD的边长为4，请你建立合适的平面直角坐标系，写出各个极点的坐标．20.已知 |x－ 2|＋ (y＋ 1)2＝ 0，求P(x，y)的坐标，并说出它在第几象限内．21.以下列图，是某城市植物园周围街巷的表示图， A 点表示经 1 路与纬 2 路的十字路口，B点表示经 3 路与纬5路的十字路口，若是用(1,2) → (2,2) → (3,2) → (3,3)→ (3,4)→ (3,5)表示由 A 到 B 的一条路径，那么你能用同样的方式写出由 A 到 B 的尽可能近的其他几条路径吗？答案剖析1.【答案】 A(－1,3)(2,2)，可知横坐标由－1变为2，向右搬动了3个单位，3变为2【剖析】点 A的对应点为 C，表示向下搬动了1个单位，于是(3，－1)的对应点 D 的横坐标为－3 30D的纵坐标为－112，故B－＋＝，点－＝－D (0，－2)．2.【答案】 B【剖析】由题意可得线段AB 向左平移1个单位，向下平移了 3个单位，因为 A、 B 两点的坐标分别为(2,0)、 (0,1)，所以点 A1、 B1的坐标分别为(1，－3)，(－1，－2)，所以3a－2b ＝3.3.【答案】 C【剖析】第四象限的点的坐标的符号特点为(＋，－ )，观察各选项只有 C 吻合条件．4.【答案】 B【剖析】因为(3,2m ＋4)303,24＝－2 P m ＋在 y 轴上，所以 m ＋＝，解得 m ＝－m ＋，所以点 P 的坐标是(0，－2)．5.【答案】 D【剖析】一方队正沿箭头所指的方向前进， A 的地址为三列三行，表示为(3,3)， (5,4) 表示的地址是 D.6.【答案】 B【剖析】依照线段BC∥ x 轴，则点 B 与 C 的纵坐标相等．7.【答案】 D【剖析】因为m 2≥0，所以 m 2＋1≥1，所以点 A(m 2＋1，－2)在第四象限．8.【答案】 B【剖析】因为矩形的两边长分别是 4 和 2，所以矩形上点的横坐标在0～4 之间，纵坐标在0～ 2 之间，所以 A 、 C、D 正确， B 错误．9. 【答案】 (d, 5)， (f,5)， (g, 2)【剖析】因为黑色的国王棋子的地址用( d,3) 来表示，白色的马棋子的地址用(g, 5)来表示，所以棋盘中其他三个棋子的地址，分别是(d, 5)， (f,5)， (g,2) ．【剖析】因为AB∥ x 轴，所以点 B 纵坐标与点 A 纵坐标相同，为2，又因为 AB ＝4，可能右移，横坐标为－3＋4＝－ 1；可能左移横坐标为－3－ 4＝－ 7，所以 B 点坐标为(1,2)或(－7,2)，11. 【答案】 (1,6)或 (6,1)【剖析】建立平面直角坐标系如图，黑棋的坐标为(1,6) 或 (6,1)．12. 【答案】 APPLE【剖析】有序数对(1,1)、 (2,3) 、 (2,3)、 (5,2) 、 (5,1) 分别对应的字母为： A ， P， P， L ， E；所以这个英文单词是APPLE.13.【答案】 (－ 1,1)【剖析】点M (－1,5)向下平移4个单位得 N 点坐标是(－1,5－4)，即为(－1,1)．14.【答案】 8【剖析】因为点Q(5，－3)，所以点 Q 到 y 轴的距离为|5|＝5；到 x 轴的距离为|－3|＝3，所以距离之和为3＋5＝ 8.15.【答案】【剖析】点P(，－)到x轴距离为，到y轴距离为.16.【答案】 (2，－ 2)【剖析】小华用手遮住的点向上平移 3 个单位获取的点的坐标为(2,1)，则小明用手遮住的那个点的坐标为(2 ，－ 2)．17.【答案】解：以下列图【剖析】注意描点法正确的找到点的地址．18.【答案】解：因为点 P(0， a)在 y 轴负半轴上，所以 a＜0，所以－ a2－1＜0，－ a＋1＞0，所以点 M 在第二象限．【剖析】先判断出 a 是负数，再求出点 M 的横坐标与纵坐标的正负情况，尔后依照各象限内点的坐标特点解答．19. 【答案】解： (这是开放题，答案不唯一)以AB所在的直线为x 轴， AD 所在的直线为y 轴，并以点 A 为坐标原点，建立平面直角坐标系，以下列图，则点 A、 B、C、 D 的坐标分别是(0,0)、(4,0)、(4,4)、(0,4)．【剖析】可以以正方形中互相垂直的边所在的直线为坐标轴，建立平面直角坐标系，再依照点的地址和线段长表示坐标．20.【答案】解：由题意得， x－2＝0， y ＋1＝0，解得 x＝2，y ＝－1，所以，点 P(2，－1)在第四象限．【剖析】依照非负数的性质列式求出x、y，再依照各象限内点的坐标特点解答．21.【答案】解：还有两条路线，一是：(1,2)→ (1,3)→ (1,4)→ (1,5)→； (2,5)→ (3,5)二是：(1,2)→ (2,2)→ (2,3)→ (2,4),5)→． (2,5)→ (3【剖析】依照已知的路线可以知道由 A 到 B 的一条路径只能向东，向北，所以依照这个方向即可确定其他的路径．。
七年级英语下册Unit7It'sraining单元能力测试题
七年级英语下册Unit7It'sraining单元能力测试题Unit 7 It's Raining 单元能力测试题一、选择题1. — _______ is it today?— It's Monday.A. HowB. WhatC. When2. — How is the weather?— _______ is sunny.A. ItB. TheyC. There3. It's _______ every day in spring.A. rainsB. rainC. raining4. — _______ is the weather in your city in winter?— It's usually cold and dry.A. WhereB. WhatC. How5. The boy _______ to the park if it doesn't rain tomorrow.A. goesB. will goC. has gone6. My brother likes _______ football in the rain.A. to playB. playingC. plays7. — Do you like rice?— No, I don't. I _______ eat rice.A. seldomB. oftenC. always8. _______ cold weather! Don't forget to wear a coat.A. WhatB. HowC. What a二、完形填空It's Sunday. My family and I 1 to go on a picnic. But 2 is raining outside. What an unlucky day! My dad 3, "Let's go to the museum." But I don't like museums. I want to 4 football or go swimming.My mom says, "Look! We have a lot of books at home. Why don't we read 5?" I don't like reading books, 6.Finally, we decide to 7 some movies at home. We have popcorn and coke. Sometimes we laugh, sometimes we 8. We have a lot of fun at home. It's a nice day, 9 we can't go out.At 5 o'clock, the rain stops. I say, "It's OK now. Let's go to the park." My parents don't 10. They say, "It's time for dinner."1. A. decide B. decided C. decides2. A. it B. its C. it's3. A. says B. speak C. tell4. A. play B. plays C. playing5. A. they B. them C. their6. A. either B. too C. also7. A. look B. watch C. see8. A. cry B. to cry C. crying9. A. and B. so C. but10. A. mind B. say C. think三、阅读理解AToday is Mike's birthday. He is ten years old. His dream is to have a bike.His mother knows it's his dream. But his father is too busy to buy 1 for him.On his birthday, his father gives him a box. It's a beautiful box with a small note on it. The note reads, "Happy birthday, Mike! I know your dream is to have a bike. I'm sorry I can't buy 1 for you now. But if you save money and work hard in school, you will get the bike sooner or later."Mike is a little sad, but he understands the truth. He opens the box and finds a big book inside. It's a book about bikes. Mike is happy again. He knows dreams are not only bought with money but also hard work.根据短文内容，选择正确答案。
人教版英语七年级下册 Unit 7单元测试(解析版)
Unit 7单元检测I.单项选择( )1．The family will have_____good time in Shanghai Disneyland.A.aB.anC.theD./( )2.-Where's Lisa?-She is in Canada_____vacation with her family.A.forB.inC.onD.at( )3.-Lisa isn't at home. Could you take a_____for her?-Of course.I will tell her when she comes back.A.newspaperB.newsC.messageD.story( )4.It's_____today.It's a good day to fly kites.A.sunnyB.rainyC.windyD.snowy( )5.-It's_____outside.Remember to put on warm clothes, Peter!-OK, Mom.A.hotB.warmC.coldD.bad( )6．-Look! The children_____Chinese poems on stage right now.-What a special Children's Day!A.singB.sangC.are singing( )7.my parents often tell me_____hard. They want me to get good grades.A.studyB.studyingC.to studyD.studies( )8.-Hello, this is Steve. Is Jeff at home?-Yes. But he_____a shower.A.takeB.takesC.tookD.is taking( )9.-How's it going. Sally?-_____．I didn't pass the exam.A.It's cloudyB.I'm cookingC.No problemD.Terrible ( )10.-Hi, Wang Ping! How's the weather in Shanghai now?-It is terrible. It____.A.rainsB.rainC.rainedD.is raining( )11.I have to study too much_____I don't get enough sleep.A.butB.soC.or( )12.-Let's go for a walk. -________．A.Thanks a lotB.You are welcomeC.That sounds goodD.No, you can't( )13.-I'm going to the USA this summer vacation.-_____A.I'm sorry to hear that.B.It was so much fun!C.Lucky you!Have a good time!D.Did you enjoy your trip?( )14.-It's Father's Day today,_____？-Yes. let's buy a gift for Dad.A.isn't heB.doesn't itC.isn't it( )15.-How was your holiday?-I was so happy____with my friends. We had a great time____with each other.A.to play；to playB.playing；to playC.playing；playingD.to play；playingⅡ.完形填空。
七年级下册英语Unit7单元测试题(附答案)
七年级下册英语Unit7单元测试题（附答案）七年级下册英语 Unit7单元测试题（附答案）一、单项选择。
1.Many people don't like winter because they don't like ________.A. cold dayB. a cold weatherC. cold weatherD. cold weathers2.— ________ is the weather?— It's windy.A. WhatB. HowC. WhenD. Why3.— How's the weather there?— Terrible. It's ________.A. windB. sunnyC. rainD. windy4.There is a lot of ________ in my hometown in summer.A. rainB. rainsC. rainingD. rainy5.________ lovely weather! Let's go on a picnic.A. WhatB. What aC. HowD. How a二、按要求完成下列句子，每空一词。
6.按要求完成下列句子，每空一词。
（1）It's raining today.(改为同义句)It's ________ today.（2）It's windy in Shanghai.(对画线部分提问)________ the weather ________ in Shanghai?（3）How's the weather today? (改为同义句)________ ________ ________ ________ today?三、单项选择。
7.— Hi! How's it going?— ________.A. GreatB. It's beautifulC. It's cloudyD. It's well8.________ is it going?A. WhatB. WhenC. WhereD. How9.— How is it ________? — It's not bad.A. goB. goingC. goesD. is四、单项选择。
人教版七年级英语下册Unit7单元综合测试题含答案
人教版七年级英语下册Unit 7单元综合测试题一、单项选择1．My parents are ________ a vacation ________ the mountains.A．in; on B．on; in C．at; in D．on; at2．The ______ of Chongqing is really hot, but we still like living here.A．spring B．summer C．autumn D．winter3．Our teacher of ten tells us _______ in the river. It’s dangerous.A．not swim B．not to swim C．to swim D．swimming4．He’s sitting ________ the beach and ________ orange juice.A．on; drinking B．in; drinking C．on; drinks D．in; drinks5．—How’s it going, Alan? —________.A．Long time no see B．I’m drawing a picture C．It’s going to rainD．Pretty good 6．Can Jenny go to a movie with us? -Wait a minute. She _____ a shower.A．is taking B．takes C．took D．was taking7．Thanks a lot for _____ my brother’s birthdayparty.A．come B．come to C．coming D．coming to8．It’s raining outside. Please _____ your raincoat.A．wear B．dress C．put on D．putting on9．How’s it going, James? - _____.A．I don’t like it.B．Thank you. C．Not bad. D．Not at all.owing heavily in Beijing now. -It _____ terrible.10．It’s snA．sounds B．sound C．is sounding D．Sounded11.Could you tell your brother to________? —Sure,of course.A.call back meB.call me backC.calling meD.calling back12.—________? —He’s playing volleyball.A.What is he doingB.How’s it goingC.What does he doD.How does he do13.The weather in summer is very________in Chongqing.Some people there like to eatice-cream.A.coldB.warmC.coolD.hot14.May I use your mobile phone?Mine doesn’t________.A.askB.helpC.workD.watch15. There is lots of _____ in this place in summer.A. snowB. snowyC. rainD. rainy二、完形填空Do you want to take a trip to China?12 and the time to go. AndChina is a big 11 , so it’s important to choose the place tobring a map, or you may get 13 .风The best time to go to Xinjiang is 14 June or October. You can see beautiful scenery(景) and eat 15 fruits. The weather is usually 16 during the day,but it may be cold in theevening. So you have to bring more 17 .It never gets cold in Hainan. You can also get there in winter.Take your swimming clothesbecause you may want to 18 ,even in December.Jiuzhaigou is a good place to go to in summer 19 it’s not hot there. The scenery is really20 to take some photos.beautiful.Don’t16.A.city B.village C.school D.country17.A.leave B.draw C.visit D.clean18.A.fun B.lost C.boring D.happy19.A.for B.from C.of D.in20A.new B.delicious C.relaxing D.beautiful21.A.warm B.dry C.windy D.cloudy22.A.food B.water C.books D.clothes23.A.sing B.dance C.run D.swim24.A.but B.because C.when D.before25.A.wish B.love C.forget D.learn三、阅读理解AToday，I’m in Qingdao.It’s a beautiful,sunny and warm day!There are many old people takinga walk in the park.The school from Happy Children School are in the park,too.Mrs. Yang,herEnglish teacher is with them.They are having a very good time there.What are the children doing there? Let’s have a look! There are some girls under the big tree. They are singing and dancing there.Who’s near the swimming pool?They are also somegirls.Theyare playing games there.What are the boys doing?They’re playing tennis in front of the river.Where are Linda and Lily?Look! They are sitting near the river.They are reading an interestingbook.What’s John doing?Oh, he is lying on the grass and listening to the birds singing in the bigtree.They are all relaxed.26.How many kinds of activities do the children have in the park?A. Five.B. Six.C. Seven.D. Eight.27.What are the boys doing in the park？A. Playing games.B.Playing tennis.C.Reading a book.D.We don’t know.28.Where are Linda and Lily?A.They’re near the pool.B.They’re under the big tree.C.They’re near the river.D.They’re in front of the river.29.Which of the following is true?A.Some children are playing chess under the big tree.B.The children don’t have classes today.C.John is lying on the grass and singing.D.There is only a bird in the bigtree.30.Who is the story mainly (主要地) about?A.Some old people.B.Mrs. Yang.C.Linda and Lily.D.The children from Happy Children School.BDo you like snow? Many people like it. In some places of the world，there is a lot of snow, butm Bill and I come from a country in Africa.There is no snowin some places there is little snow.I’in my country.I want to see snow one day.This year I study in England.I don’t like the weather in autumn here.It rains a lot and I feel very cold.This morning,I wake up and find it bright in my room.I think , “Am I late?” I geindow and see a white world.There is snow onquickly, but I’m not late at all. I look out of the wthe streets, on the trees, on the houses and on the cars.Everything is white.I see snow! How cleanand beautiful! I am very happy.31.From the first paragraph，we know______________.A.Bill doesn’t like winterB.Bill wants to go to England.C.Bill doesn’t like his country.D.there is no snow in Bill’s country.32.Bill feels _________ in autumn in England.A.coldB.dryC.hotD.warm33.The underlined phrase “wake up” means ________________.A.迟到B.打扫C.闲逛D.醒来34.Bill thinks he is late because __________________.A.it is really lateB.it is bright in the roomC.he has some work to doD.he usually get upearly35.Which of the following is TRUE?A.Bill likes playing in the snow.B.It is rainy in winter in England.C.Bill feels happy to see snow this morning.D.Bill sees many people on the streets thismorning.CDear Linda,It is 3:00 in the afternoon and I am sitting in the library. It isn’t a very nice da and I am feeling homesick. I miss my family and friends. There are many students in the librarytoday. Most of them are studying. A few students are sleeping or talking to their friends, but mostof them are busy. Tom, my best friend, is here with me. He is studying, too. He is very nice, Iwant you to meet him when you come to New York. Tom is also the son of my host family. Thehost family are all friendly. I have learnt a lot of English, so I can write a letter to you in English!I like my teachers and classmates. I have classes five mornings a week and I work threeafternoons a week. Today is one of my days off.I hope that you are well and happy. When will you come to see me? Please write soon.Your friend,Tina36.Where is Tina writing the letter?A．In a classroom. B．In her room. C．At home. D．In a library.37.Most of the students in the library are ________.A．sleeping B．talking C．studying D．playing38.Does Tina learn a lot of English?A．Yes, she is. B．No, she isn’t.C．Yes, she does. D．No, she doesn’t.39.What does the underlined word “homesick” mean in Chinese?A．回家B．寄宿家庭C．想家的D．感冒40.From the passage we can know that ________.A．this is a letter from Linda to Tina B．Tina is not working this afternoonC．Tina feels homesick because it is a nice day D．Tina’s good at English and it’s her mother languageI like autumn because it's c________.四、根据首字母和汉语意思提示写单词41.Sorry, I can’t follow you. Could you say it a__________?42There's no doubt that ________(冬天) is the coldest season of the year in China.43.We find that English is a little ______(困难) to learn. It’s not easy.44.Four _______(俄罗斯的) teachers will come to our school tomorrow.45.Thank you for _________(捎带) a message for me.46.My sister studies h__________, so she is good at all the subjects.47.Our teacher often gives us advice on how to deal with teenagers' p________.48.My family and I are on a vacation in the ________(高山).49.He wants to v__________his grandparents this weekend.50.It often r________in our city.五、选词填空，并注意形式，多余2个词juice, cold, at, say, visit, by, child, wish, with, miss,so, happyDear Eric,51 my cousin in Wuhan,China. It’sHow is it going these days? I’m having a great time52 .Today is Sunday, 53 my cousin takes me to the park. winter, but the weather isn’tIn the park, we see a lot of people. Some 54 are playing games. Some old men arewalking 55 the river.What is my cousin doing ? He is talking 56 his friend under thetree.They are very 57 .I’m drinking apple 58 and writing to you.Oh, my cousin is callingme.I have to 59 goodbye!I 60 you!Yours,Linda51.___________ 52._____________ 53._____________ 54._____________ 55.____________56.___________ 57._____________ 58._____________ 59._____________ 60.____________六、书面表达假如你是你校英语广播站的记者，你们学校的游泳俱乐部组织了一次海滩游玩活动。
人教版七年级英语下册第7单元练习题
Unit 7 What dose he look like?一单词（20分）1.He is tall and he is m________ build.2.He is not tall or short .He is medium h__________.3.Her hair is not straight, it’s c _________.4.Michael Jordan is my f_________ basketball star.5.I’m new here nobody k_________ me.6.She is a pretty girl w________ blonde hair.7.My father often w_________ glasses.8.He is not heavy ,he is t___________.9.Jim is the c_________ of the soccer team.10.I have short s____________ black hair.二．选择填空（15分）（）1.My English teacher has a new __________.A. lookB. good-lookingC. hairD. glasses( )2.The woman _________ long hair is our math teacher.A. inB. withC. onD. of( )3.Mr Read on the bike _________ a medium build.A. haveB. hasC. areD. is( )4.Mr Brown doesn’t like pop songs , but his daughter _________.A. isB. likes C does .D. do( )5.That old man has ________ beard.A. aB. anC. theD./( )5.Pete stops _________ and goes to bed.A. watc hing TVB. watch TVC. to watch TVD. to read( )6.I often write emails to my pen pals , but ________ writes me back.A. everybodyB. somebodyC. anybodyD. nobody( )7.My aunt is too _________ ,she wants to be slim.A. heavyB. tallC. shortD. thin ( )8.He is medium build , but he looks ________ fat, I think . A. a lot of B. a bit ofC. a littleD. a little of ( )9.I have __________ to tell you.A. important somethingB. something importantC. important anythingD. anything important( )10.Can you _________ the differences between them?A. sayB. speakC. talkD. tell( )11Please remember ________the window when you leave..A .clo seB .closingC. to closing .D to close ( )12.Jenny ________ her mother, and her mother _________ very young.A. looks ,like , looks likeB. looks like , looksC. looks , looks likeD. looks , looks ( )13.-What does Lee look like? -He’s tall _________ blonde hair.A. in B .on C. with .D has( )14.The pretty girl has __________ hair.A. long brownB. brown longC. a long brownD. a brown long( )15.What about __________ shopping on Sunday? Good idea!A. goB. goesC. to goD. going 三．补全对话（15分）A: Do you know we have a new teacher and two new students this team?B: Really? What does the new teacher look ___1______?A: He is an old man. He _____2____ no hair.B: Is he bald ?A: Yes. And he ____3______glasses.B: ____4______ he have a mustache?A: No, he ___5_______ a beard. He is not good-looking. But he is very kind.B: What ___6_______ your new classmates? What ____7______ they ______8____ like?A: They are twins. They look the ___9_______. They ___10_______medium height. They’re not heavy _______11___ thin. They ____12______ curly hair.B: What’s the ___13___________14______ their hair?A: Well, they ____15______ blonde hair. They are good-looking.四．句型转换（10分）1．Mike has short brown hair.(对画线提问)_________ _________ Mike __________ like?2. Lily does her homework everyday (否定句)Lily _________ _________ her homework every day.3 .He doesn’t like staying at home, I think.(合并为一句)I ________ think he __________ staying at home.4. The boy is 1.80m tall.(同义句)The boy is 1.80m __________ ___________ .5. Lucy a nd Lily look the same .( 同义句)Lucy _________ ___________ Lily.五．根据汉语完成句子（25分）1.你哥哥长什么样？他高个子，短发.-__________ does your brother _____________ like? -He is tall and has short ______________.2.她总是戴着一副眼镜。
人教版七年级英语下册第七单元测试题 Unit 7 含答案
人教版七年级英语下册第七单元测试题Unit 7 含答案Unit 7: It's Raining单元测试试题 (100分)一、单项选择 (共15分)1.Helen is having a good time visiting her XXX(C)2.Where are his family。
- They are all on XXX(C)3.I like summer。
What about you。
- I don't like summer because it is too hot。
(B)4.I'm playing soccer in the park。
- Sounds like you are having fun。
(A)5.Linda isn't at home。
Can I take a message for her。
(B)6.Does it often rain here。
- Yes。
it is quite rainy。
(D)7.Lily and Lucy are playing chess in the room now。
(D)8.How is the weather。
- It's raining。
(B)9.What's the weather like today。
- It's cold and dry。
(A)10.How's it going。
- Not bad。
(C)单元测试试题 (100分)一、单项选择 (共15分)1.XXX XXX and having a great time。
(C)2.Where is his family。
- They are XXX(C)3.I personally enjoy summer。
but what about you。
- I don't like summer because it is too hot。
初中英语人教版七年级下册Unit 7 It’s raining!基础知识练习题(附参考答案)
七年级英语下册Unit 7基础知识练习班级考号姓名总分一、根据首字母、音标或汉语提示填空。
(每小题1分,共10分)1.Mother is c delicious soup for me in the kitchen.2.You want to play with Julia, but she isn't here.Let me take a m for her.3.Mom, do I have to come b home before nine o'clock?4.The math p is too difficult.Could you help me?ura often s on the rink(溜冰场) in winter.6.My cousin is (坐) in the living room and he's watching TV.7.In many (国家)， it's very hot in summer.8.I can see some (山) in the photos.9.It's always / wɔ: m/ in Hainan all year round.So you just need a shirt and shorts.10.The ground is all white.I like the /'snəʊi/ weather.二、用括号内所给词的适当形式填空。
(每小题1分,共5分)1.- Where's Susan? - She (wash) her clothes in the room right now.2.Tom is very happy (have) a new bike.3.Jane is having fun (play) games with her parents.4.Emma's parents always tell her (do) the dishes after dinner.5.Today it's fine.It's a (sun) day.1.You can't leave now.It's outside.2.People like to swim in summer because it's too .3.Lots of boys and girls have a great time playing at the .4.Today is Saturday.I want to my grandparents.5.There are five students in our school.四、单项选择。
人教版七年级英语下册Unit7 单元检测题(附答案)
Unit7 单元检测题A卷I. 选择填空1. Everyone having a good time.A. amB. isC. are2. is the weather like?A. HowB. WhatC. Which3. is it going?A. HowB. WhatC. Where4. is Jeff going for his vacation（假期）？A. HowB. WhatC. Where5. What you when it’s raining?A. do … doB. are … doingC. did … do6. The game looks . I want to have a try.A. funB. coolC. boring7. How’s the weather there? . I’m on the beach.A. Not badB. it’s snow.C. It’s hot8. Is he ? No, he’s in the water.A. swims, fishingB. swiming, runningC. swimming, walking9. I like the weather there. It’s always .A. sunnyB. snowingC. funny10. I like taking . It’s much fun.A. photosB. picturesC. medicine11. Thank you for us.A. helpingB. to helpC. help12. It’s windy and cold, so he is wearing a scarf his neck(脖子).A. aroundB. onC. with13. It’s in spring and it’s in summer.A. warm, coolB. hot, coldC. warm, hot14. Uncle Tom is a writer. He is a book.A. writingB. writingC. writeing.15. many people her on vacationA. They’reB. There areC. There is16. How much is it? Five yuan.A. thousandB. thou ndsC. thound’s17. It’s a nice .A. weatherB. photoC. day18. What Lucy and Lily ?A. is… doingB. are … doingC.does… do19. Kate is English. I’m American.A. a, anB. /…/C. an, a20. That terrible.A. lookB. hearsC. sounds.II. 完型填空：Today is March 7th, and tomorrow is 1 . Dally wants 2 her mother something. Dally 3 10 dollars. She is thinking about4 . She thinks and thinks. Then she has an5 . “I can buy a car d6 my dear mother.”Dally goes to a supermarket and buys a beautiful card. She 7 some words on it.She shows it to her mother and says, “Here is a card for you, Mum.” Her mother is 8 happy. “ 9 , Dally. ” She says. Dally i s 10 , too.( ) 1. A. Teachers’ Day B. Christmas’ DayC. Women’s DayD. Womans’ Day( ) 2. A. to give B. give C. giving D. to have ( ) 3. A. have B. has C. is D. buys ( ) 4. A. how to buy B. what to buyC. how buy itD. what buy( ) 5. A. card B. idea C. hour D. idea( ) 6. A. with B. at C. of D. for( ) 7. A. writes B. reads C. hears D. says( ) 8. A. much B. very C. real D. certain( ) 9. A. Come on B. It’s March 7th todayC. I buy a card for youD. Thank you( ) 10. A. sad B. happy C. tall D. angryIII.阅读理解。
仁爱版七年级英语下册Unit 7 单元测试(附答案)
Unit 7 单元测试Ⅰ. 单项选择。
(15分)( )1. —_____ is your mother’s birthday?—April 8th.A. HowB. WhenC. WhoD. What( )2. —Do you enjoy _____ music?—Of course I do.A. listeningB. listen toC. listening toD. to listen to( )3. There are _____ floors in my house and my bedroom is on the _____ floor.A. four; twoB. fourth; secondC. four; secondD. fourth; two( )4. —_____ is it?—It’s a circle.A. What kindB. What colorC. What timeD. What shape( )5. Tom was born _____ London _____ May 1st, 1989.A. in; inB. in; onC. on; inD. on; on( )6. She couldn’t sing English songs _____.A. for two yearsB. in two yearsC. two years agoD. over two years( )7. —Jane, where is the gym, please?—_____A. Thank you very much.B. I don’t know, either.C. This way, please.D. Oh, what did you say?( )8. —Did you buy a birthday cake yesterday?—No, I didn’t. I _____ one_____ hand.A. make; withB. make; byC. made; byD. made; with( )9. —_____ was the tea party last week?—It was very nice.A. HowB. WhatC. WhenD. Where( )10. Alice likes playing _____ piano and she also likes playing _____ soccer.A. the; theB. /; /C. /; theD. the; /( )11. —Who went to the park with you yesterday?—Li Lei _____.A. doesB. didC. wasD. do( )12. —There is _____ with my bike. I must ask Uncle Wang for help.—Oh, sorry to hear that.A. wrong somethingB. something wrongC. anything wrongD. wrong anything( )13. _____ the help of my English teacher, I can speak English easily.A. WithB. InC. OnD. Of( )14. —_____ is the ruler, Mike？—About one meter.A. How longB. How oftenC. How farD. How much( )15. —Could you ride a bike when you were 5 years old?—_____A. Yes, I could.B. No, I do n’t.C. Yes, I can.D. No, I can’t.Ⅱ. 情景交际。
2023-2024学年部编版初中英语7年级下册《Unit7 It's raining!》单元测试02
人教版七年级英语下册《Unit7 It's raining!》单元测试一、单项选择(每空1分，共25分)1.The girl likes taking ________ walk in ________ rain.A．the；/ B．a；the C．/；the D．the；a2．It often ____ here in winter.Look！It ________ again.A．snows；is snowing B．snows；snowsC．is snowing；snows D．is snowing；is snowing3.—Gina，are you in your room?—Yeah，Mom！I'm writing ________ my pen friend in Sydney.A．for B．at C．to D．in4．My father's radio doesn't ____ today，so he can't listen to music on it.A．go B．leave C．work D．run5.—Would you like something to drink，sir?—Yes，please get some ________ for me.A．juice B．bread C．salad D．chicken6.The man thanks ________ friends for helping ________ a lot.A．he；him B．his；he C．his；him D．he；he7．Emma's parents always tell her ____ hands before dinner.A．wash B．washingC．to wash D．to washing8.I want to call Lisa ________ my phone isn't working.A．and B．but C．so D．or9．My family are having a great time ____ zongzi in the kitchen.A．to making B．makeC．to make D．making10.The tea is not ________ or cold.You can drink it.A．dry B．clean C．hot D．healthy11.It often ____ here in winter.Look！It ________ again.A．snows；is snowing B．snows；snowsC．is snowing；snows D．is snowing；is snowing12.Keep working ________ and then your dream can come true.A．either B．quickly C．late D．hard13．If I am wanted on the telephone，ask him to leave a ____．A．message B．letterC．diary D．sentence14.Dale likes his math teacher Mr. Jones.Every weekend he goes to ________ him. A．visit B．remember C．call D．forget15．Dale，are you having a good time ____ the village?A．visit B．to visit C．visits D．visiting16．—Is your grandmother ____ now?—Yes，she is making chicken soup.A．drinking B．cookingC．thinking D．shopping17.—________ is the weather like in August in your country?—It's hot and rainy.A．When B．What C．How D．Why18．Could you tell her ____ to me?A．write B．writes C．writing D．to write19.Susan is very happy ________ a nice card from her good friend Tom. A．getting B．gets C．get D．to get20.—________ your brother watching TV in the living room?—Yes，he________.A．Is；is B．Does；does C．Are；are D．Do；do21.Ben ________ soccer with his friends now.He ________ it every weekend.A．plays；plays B．plays；is playingC．is playing；plays D．is playing；is playing22.—My aunt is not at home，Mrs. Hand.Can I ________ for her?—Sure.When she gets home，ask her to meet me.A．take a shower B．take a messageC．take the subway D．take a walk23.—Could you please take my dog for a walk，Jeff?—________.A．No problem B．Thank youC．Here you are D．You're welcome24. Rick, are you having a great time ____ in the pool?A. to swimmingB. swimmingC. to swimD. swim25.—________，Jack?—Not bad.I'm not very busy and I fell good.A．How is the weather B．What's thatC．How is it going D．What are you doing二、完形填空(每空1分，共10分)John and his family live in New York.They are __26__ Mexico(墨西哥)．It is a country in North America(北美洲)．John is an eightyearold boy.__27__ father finds a new job in New York，__28__ they come here.John doesn't like New York.The winter here is too __29__，and there is always snow.The weather is too __30__．On snowy days，the traffic(交通) is very bad，so John is always late for__31__．John's English is not very good.He doesn't __32__ any friend at school.John really __33__ Mexico.It is always warm in that __34__，and he has lots of friends there.They often __35__ football after school，or swim in the sea.John wants to go back to Mexico.26.A.to B．in C．at D．from27.A.Their B．My C．His D．Her28.A.but B．so C．or D．because29.A.big B．small C．long D．short30.A.cold B．cool C．warm D．hot31.A.shop B．school C．home D．work32.A.ask B．see C．like D．have33.A.remembers B．dreams C．misses D．forgets34.A.country B．zoo C．state D．village35.A.buy B．play C．use D．study三、阅读理解(每题3分，共45分)AWang Meimei is a girl from Shanghai, China. Today is July 1st. She is chatting with her new friends on QQ at home.Li HuaLindaJenny根据材料内容选择最佳答案。
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七年级下册7单元练习题Ⅰ.汉译英(每题0.5分,共5分)1. 看起来像2.篮球队长3.中等身高4.说笑话5.停止说话6.卷发7.新的形象8.去买东西9.金色的头发10.一位带眼镜的老师Ⅱ.根据句意和首字母填空(每题0.5分,共5分)11. .Sun Ning is the c of our school basketball team.12.He doesn’t wear g.13.Some people don’t like his new l.14.Miss Brown is the w of the Pop Singer of the Y ear Ward.15.Nancy is a cute girl long hair.16.The pop singer is very cool. He has long and s hair.17.My friend, Linda, likes to w sunglasses.18.Peter doesn’t like talking to people. He is a q man.19.I want to be a p singer.20.Gina has b hair.Ⅲ.用所给词的适当形式填空(每题1分,共10分)21. The rock singer (have) funny glasses.22.He’s medium (high).23.They like (read) and (play)chess.24.Tom is so kind, so he (have) a lot of friends.25.Thank you for buying me a pair of (glass)26.I enjoy (read) books.27.My father has a few grey .(hair).28.Wang Lin and Hu Bin are good (sing).29.She usually (wear) glasses.30.My mother (have) a new look.Ⅳ.选择填空(每题1分,共15分)( )31.Frank has look. A.new B.the new C.a new D.some new( )32.The girl glasses is my friend. A.has B.with C.in D.wears( )33.Mr Brown likes to play volleyball. But Mr Black likes to play chess. A.the, theB.the, /C. /, theD./, /( )34.—Y our hair is very beautiful. —. A.No, it isn’t B.Not at allC.Thank you D.Y ou’re welcome( )35.Linda loves jokes. A.to say B.to tell C.to play D.saying( )36.—What does she look like? —She long, straight black hair. A.is B.has C.have D.are ( )37.—?—He is short with blonde hair.A.Why do you like his hairB.What does he look likeC.How does his hairD.How does he look like( )38.Stop , the teacher is coming. A.to talk B.talking C.talk D.talks( )39.My mother glasses. A.doesn’t wear B.isn’t wea C.wear D.to wear ( )40.I think she is so great. A.not B.don’t C.isn’t D.am not( )41.Bob has curly hair. A.a B.an C.the D. /( )42.Paul is a tall boy brown hair. A.of B.has C.with D.like( )43.Nobody what his name is. A.know B.knows C.knowing D.is knowing( )44.I don’t think cool. A.she is B.is she C.her is D.is her( )45.—What do you look like—I’m . A.kind B.tall C.cute D.interestingⅤ.句型转换(每题1分,共10分)46.He is tall. He has long, straight hair.(连接成一句话) He is tall long straight hair.47.My mother is short and heavy.(对划线部分提问) your mother ?48.Cathy is not tall or short.(改为同义句) Cathy is .49.Is that your aunt?(肯定回答) , it .50.My father likes playing chess.(对划线部分提问) your father ?51.The pop singer has a new look.(改为否定句) The pop singer a new look.52.She wears funny glasses.(改为一般疑问句) she funny glasses?53.Many people think he is cool.(改为否定句)Many people he cool.53.What is your favourite book?(改为同义句)Which book do you ?54.Is he doing his homework now?(用every day 改写句子) he his homework every day?55.He is not thin or heavy. He is .Ⅵ.完成句子(每题1分,共10分)56.他有一点儿饿. He is hungry.57.我的爷爷正在讲笑话.My grandfather is .58.他们每个星期天都下象棋.They every Sunday.59.请记得买一些桔子. some oranges.60.我们喜欢穿流行衣服. We like clothes.61.他看起来像他的爸爸.He his father.62.他是一位个子高高的,头发黑色的人.He is a man black hair.63.他是一个篮球队的队长.He is the of the basketball .64.她不停地讲话.She stops .65.我认为这不是本好书.I think it a good book..Ⅶ.下列每句都有一处错误,请在下面用横线划出,并在右边横线上改正.(每题1分,共5分)66.She has a long, curl hair. 67.He likes playing the chess. 68.—Is that your brother?—Y es, he is.69.Jane is little bit quiet. 70.She is a medium build, and she has long hair.Ⅷ.补全对话,每空一词.(每空一分,共10分)A: 71 your English teacher? B: Miss Jane. A:What does she 72 73 ? B: Well. 74 tall and thin. 75 has blonde hair. A:Is she kind? B:Y es, of course.We all love her.She’s funny. She often 76us interesting stories.A:That sounds good. Is she English? B:No, she’s American.What about your English teacher?A:He’s a man.He’s 77China, but 78 English is very good. B:What does he look like?A:He is medium build. He79 short black hair.He is friendly to us. B:Good. I hope you can learn English 80 .Ⅸ.完型填空(每题1分,共10分)Today is Sunday morning.It’s getting darker and darker. Two girls stand and wait for a bus 81the bus stop.One is Han Meimei, the other is Lingling.Now they are going to see a film(电影).They like 82 it very much.“Can you help me?”an old lady comes up and says to them. She 83worried(着急的).She has a big bag 84 her hand.“Of course.What’s the 85?”They both ask her.She says, “I’m coming to see my daughter.And I don’t know the address.”“We can 86you to se e your daughter.” After they get 87the bus,they help the old lady tofind her daughter.How 88 they are!“Please come in and have a rest,”says her daughter.“No, 89 .”They both say goodbye to them.“Would you tell me your 90,girls?”“We are Y oung Pioneers (少先队员). ”( )81.A.at B.on C.in D.of( )82.A.see B.seeing C.watch D.watching( )83.A.look B.have C.has D.looks( )84.A.on B.at C.in D.under( )85.A.matter B.wrong C.that D.feeling( )86.A.teach B.look C.bring D.take( )87.A.on B.off C.in D.out( )88.A.happy B.happily C.sad D.sadly( )89.A.thank B.OK C.Thanks D.many thank( ) B.age C.new s1.How (重的) is that box?2.She’s the most (为大众喜爱的) teacher in school.3.Who was the first (人) to swim across the English Channel(英吉利海峡)?4.He is wearing a pair of (眼镜) on his nose.5.Can you (记得) what her telephone number is?6.There’ll be a prize for the (获胜者).7.They’re (建造) new houses by the river.8.Allan Green is the (队长) in our team.1.李明喜欢看书和玩电脑游戏。