错题练习一
牛津译林版八年级英语上册 Unit 1 错题复习练习卷(含答案)
牛津译林版八年级英语上册8Aunit1 错题卷一Name No一、根据中文提示、英语译义或句意写单词(30)1. —How long can I keep the (杂志)？—You can keep them for two weeks.2. The little girl has no (观念) of time.3. Walk along the (笔直的) road till you see a hotel.4. I must find out who (碰撞) off the glasses.5. Lisa (微笑) because she was pleased to see us.6. It’s true that bosses all like (勤劳的) workers.7. Doudou is one of the best teenager s in China. I like her voice.8. The play wasn’t interesting at all. We all felt b .9. I like her bright and s eyes very much.10. —What an (very good) doctor he is! —I agree with you.11. He has a round face, but his brother’s face is (a shape with four same sides).12. Daniel is very ________ (be willing to give freely) and he often shares things with his friends.13. His son is . He never tells lies.14. (2013 烟台) Could you tell me the ________(高度) of Qomolangma?15. (2013 连云港) You look _______(更苗条的) and more fashionable in so charming a dress.二、用所给词的适当形式填空(10)1. (江苏徐州) The actress is in her forties. I thought she was much (young)!2. (山东莱芜) I think one of the (easy) ways to make you strong is to exercise more.3. (.江苏宿迁) People feel (happy) when they face too much stress.4. (.贵州安顺) —How are you today? —I’m feeling much (bad) than yesterday.5. To tell the _______ (true), I’ve been tired recently.6. Maybe the ___________ (weigh) of the dog is only ten kilos.7. Liu Ping wants to be a (society) worker.8. John is so __________ (honest) that no one believes him.9. ---Look! He is shouting at his mother.---Why is he so ___________ (polite)?10. Do you know the famous (swim) name?三、单项选择(45)1. (山东德州) —Would you like some cakes.Allen?—Yes, please. And I also want some water. I’m so !A. lazyB. hungryC. sleepyD. thirty2. (.江西抚州) —You look so young, Madam! How old are you?—Aha! It’s a .A. suggestionB. reasonC. secretD. problem3. (.湖北咸宁) —What do you think of her teaching English?—Great! No one teaches in our school.A. goodB. worseC. betterD. best4. (贵州黔西南) The bread smells and it sells .A. well; goodB. good; goodC. good; wellD. well; well5. (新疆阜康) Of the two sisters, Lucy is one, and she is also the one who loves to bequiet.A. a youngerB. a youngestC. the youngerD. the youngest6. —I’m sure my sister will be able to find the museum.—She has a pretty good of direction.A. senseB. feelingC. ideaD. experience7. Millie often helps jack and English.A. me studyingB. I studyC. me to studyD. I to study8. My shoes are too old. I’m going to buy ________________.A. a new oneB. another oneC. a new pairD. any one9. —your teacher ? —He is friendly and helpful.A. How is; likeB. What is; likeC. How does; likeD. What does; like10. —Mum, could you buy me a dress like this?—Certainly, we can buy ______one than this, but ____this.A. a better; not as good asB. the better; as good asC. a cheaper ,as good asD. the cheaper ,not as good as11. Several years ago, very people knew Yao Ming. But now he is well-known all over the world.A. fewB. fewerC. moreD. most12. —Whose home is _________ away from school in our class? —Liu Mei’s.A. farB. fartherC. the farthestD. near13. —does your cat weigh? —About 5 kilograms.A. WhatB. How muchC. How manyD. How14. Be care not to knock anything the bookshelf when you walk it.A. off; pastB. down; acrossC. over; passD. from; past15. It made me quite _____when I thought of my dear sick dog.A. worryB. worry aboutC. worriedD. worrying四、句型转换(25)1. This story is more interesting than that one.(同义句)That story is __________ ___________ than this one.That story this one.2. Peter is the tallest student in his class. (同义句)Peter is student in his class.Peter is students in his class.3. His round glasses make him look smart. (同义句)He in his round glasses.4. He doesn’t do his homework so carefully as I.I do my homework ________ ________ than he.5. Chen Chao runs fastest in his class. (同义句)Chen Chao runs _______ than all his _________.6.My best friend looks handsome and smart. (对划线部分提问)______ does your best friend ______ _______?7. The boy beside the tree is my twin brother. (对划线部分提问)is your twin brother?牛津译林版八年级英语上册8Aunit1 错题卷一Name No一、根据中文提示、英语译义或句意写单词(30)1.magazines 2. sense 3. straight 4. knock 5. smiled 6.hard-working 7. singers 8. boring 9. smiling 10. great 11. square 12. generous 13.honest14.height 15. slimmer二、用所给词的适当形式填空(10)1. younger 2. easiest 3. unhappy 4. worse 5.truth 6. weight7.social 8dishonest 9. impolite 10.swimmer`s三、单项选择(45)1-5DCCCC6-10ACBBC11-15ACBAC四、句型转换(25)1.less interesting is the most interesting 2.taller than any other /is taller than other 3. looks smart 4. less carefully 5.faster classmates6.What look like 7. Which boy8Aunit1 错题卷二Name No一、根据提示写单词(20)1. It is a s between Lucy and me, so I will not tell others for ever.2. Wei Fang did very well in the last singing c of Grade Eight.3. How many m are you going to borrow from the library this time?4. The young man can finish running 100 meters in 14 s .5. Miss Wang’s v sounds great. Many people think she will become a singer.6. Some t don’t like to talk with their parents, but I am different from them. I love to talk with my parents.7. You’ll have to be p with Granny because she can’t hear well.8. He is and often tells us funny jokes.9. Wang Lei is about 1.90 metres in ________ and he is a member of our school basketball team.10.There are a 100 people in the school library. They are reading newspapers, magazines or books.二、用所给词的适当形式填空(20)1. I would like (go) fishing with my father.2. The teachers often tell us (not spend) too much time watching TV.3. What he said made the girl (cry) sadly.4. Do you have any problems (finish) the work?5. I’m sure my sister (make) a good nurse.6. It’s very important for us ____________ (keep) a secret between good friends.7. When something ___________ (worry) you, you can go to May for help.8. I’d ___________ (choose) Betty as my best friend.9. ---What ___________ (make) your friend so happy just now?---He read a funny story in the magazine.10. The uniform __________ (fit) her perfectly last year, but it is too large for her.三、单项选择(30)1. Mr. Wei is _______ honest person and he will be back to school in half _______ hour.A. a; anB. a; aC. an; aD. an; an2. To our ________, the great writer Mo Yan will come to our city next week.A. joyB. hopeC. workD. wishes3. There are too many things on the desk. You should not knock them ________ the floor.A. onB. ontoC. inD. into4. ---Why do many people like making friends with Uncle Wang?---Because Uncle Wang is so helpful and generous ___________.A. for othersB. to othersC. of the othersD. for the others5. ---Why don’t you wear your new shoes today, Wang Lei?---My feet ___________ in the new shoes. They are too small.A. doesn’t fitB. aren’t fitC. don’t fitD. can’t put6. ---What do you think about Wang Hong’s study at school?---Wang Hong is _________ better at her lessons than her brother Wang Wei.A. veryB. muchC. moreD. quite7. ---Beijing is bigger than __________ in Japan, isn’t it?---Yes. Beijing is one of the biggest cities all over the world.A. any cityB. any other cityC. the other cityD. the other cities8. ---How much did you know about China before you came to study two years ago?---China is one of __________ in the world and it has developed very fast.A. the oldest countryB. much older countryC. the oldest countriesD. oldest countries9. The weather in Guangdong is hotter than _________ in Qinghai.A. itB. thoseC. oneD. that10. ---We’re doing a lot to protect our environment, but it is not good enough.---So we should try __________ to look after it.A. hardB. harderC. hardestD. hardly11. ---Which girl is your cousin, jack?--- one of the two is. She is called Betty.A. The tallB. The tallestC. The tallerD. A taller12. Beijing is becoming __________ and _________.A. more beautiful; moreB. beautiful; beautifulC. more; more beautifulD. more beautiful; more beautiful13. She played the piano __________ than we had thought.A. successfulB. successfullyC. more successfulD. more successfully14. She sang a song I believe I can fly in Yangzhou English Classics Reading Contest. I have never heard a _________ voice than that before.A. goodB. wellC. betterD. best15. This schoolbag is not expensive. And the price of it is the __________ of the three.A. lowestB. biggestC. highestD. smallest四、语法练习(30)1. This film is bad. That one is even ___________ (bad).2. ---Which do you think is ___________ (exciting), skiing, skating or swimming?---Skiing, of course.3. The Three-D film Titanic is the ___________ (wonderful) film I have ever seen.4. We’d like to recommend Jill for this year’s ___________ (helpful) Student Award.5. In the exam, the ___________ (careful) you are, the ___________ (few) mi stakes you’ll make.6. The short one is ____________ (expensive) of the two.7. Today is a fine day. It is __________ (fine) day in this week.8. Mr. Wang is like a bee. He is one of __________ (busy) teachers in our school.9. David writes _____________ (care) than Melissa.10. It’s getting __________ and __________ (warm) when spring comes.11. The __________ (much) you practice, the __________ (health) you will be.12. These apples will get much ___________ (red) in autumn.13. It’s the world’s second __________ (long) river.14. It is very __________ to learn German well, but a lot ________ to learn Russian, while Chinese is _________ language in the world. (difficult)15. The scientists are getting ready for the __________ (far) study on the project.8Aunit1 错题卷二Name No一、根据提示写单词(20)1.secret 2. competition 3. magazines 4. seconds 5. voice 6. teenagers7.polite 8 fun 9. height 10.about二、用所给词的适当形式填空(20)1.to go 2.not to spend 3. cry 4. finishing 5. will make 6. to keep7.worries 8. choose 9. made 10. fit三、单项选择(30)1-5DABBC 6-10BACDB 11-15CCDCA四、语法练习(30)1.worse 2. the most exciting 3. most wonderful 4.helpful 5.more careful fewer 6. more expensive 7. the finest 8. busiest 9. more carefully 10.warmer warmer 11.more healthier 12.redder 13,longest 14.difficult more difficult the most difficult 15.further。
错题练习 - 副本
错题练习一、单选题（共20题；共40分）1.We'll _________ move to new apartments very soon!A. canB. couldC. be ableD. be able to2.In five years, Sally ______ a basketball player.A. wasB. isC. will beD. will3.How _______ milk and how _________ hamburgers do you need?A. much; muchB. much; manyC. many; manyD. many; much4.Please give me two ________.A. pieces of paperB. pieces of papersC. pieces paperD. piece papers5.There ________ a football game between Italy and Germany tomorrow morning.A. hadB. is going to beC. will haveD. has been6.There a football match on TV this evening.A. will haveB. is going to beC. hasD. is going to have7.My brother is going _________ to be a doctor.A. study medicineB. to study medicinesC. to study medicineD. studying medicine8.We are sure ________ the football match.A. winB. to winC. winningD. wins9.—How many birds can you see in the trees?—I can see __________ birds in them.A. hundreds ofB. five hundredsC. hundred ofD. five hundreds of10.I hope we'll study ________ home ________ computers in the future.A. in; withB. at; onC. at; withD. in; on11.— Would you like some milk?— Yes, just _______.A. a fewB. fewC. a littleD. little12.If it rains tomorrow, we ________ stay at home.A. is going toB. are going toC. willD. will be13.I don't like this pen. Please show me ________ one.A. otherB. the otherC. anotherD. the another14.— I think math is more useful than P. E.— I don't _________ you. They are both useful.A. get on withB. catch up withC. talk withD. agree with15.—How soon will he come back?—__________.A. After three daysB. In a weekC. On FridayD. Next month16.The farmer likes ______ vegetables in his garden, and they all ______ well.A. growing; grow upB. to grow; grow upC. growing; growD. to grow; grows17.Why did the child ________ crying last night?A. came onB. come onC. keep onD. kept on18.There is going ________ a science show this weekend.A. to beB. to haveC. to holdD. to see19.We should play a part in ________ the party.A. organizeB. organizingC. organizationD. organized20.This coat doesn't fit him well, as he has __________ a huge body and the coat is __________ small.A. so; suchB. so; soC. such; suchD. such; so二、填空题（共4题；共33分）用所给动词的适当的形式填空21. （1）—Is your home far from here? —Yes, it’s a little________ than yours. （2）—Do you know Zhao Wei?—Sure. She is the most popular ________ .（3）Last week’s talents show was a great ________（4）The movie ________ for three hours yesterday.（5）He lives in the ________ part of America.22.(1)You’d better ________(grow) some flowers behind the house.(2) Mike ________ (clean) the classroom now.(3) Isabelle always ________ (do) her homework in the evening.(4) I ________ (be) very busy yesterday.(5) Today ________ (be) Sunday.(6) Hi, Tara. Where ________ you ________ (go)?(7) The students________ (be) busy now. They ________ (have) an exam next week.(8)Pedro’s parents ________(not be) at home last night.(9) Loretta ________ (be) ill last week. She________ (be) much better now.(10)Let me ________ (carry) the box for you.three minutes.________ put in the ham cubes and lettuce and ________ them all up.24.①We are going to do more exercise________(keep) fit.②I am going to ________(be) a doctor when I grow up.③I’m going to practice________ (play) the guitar every day.④When did you learn ________(play) the violin?⑤—Shall we go to the movies tonight?—That________ (sound) interesting.三、语法填空（共20题；共21分）25.The old man keeps ________ (health) by eating well and exercising often.26.Mr. Green began to talk very ________ (serious) to his son.27.The Greens ________(visit) the museum next Monday.28.The result is very ________(surprise).29.We're making ________(prepare) for the physics exam.30.I want to know how ________(cook) meat.31.Could you cut the pear into two ________(half) ?32.How many ________(tomato) are there on the plate?33.Dale and Dave both like math and they dream of being________(science).34.Thanks for ________(tell) me the way to the post office.35.Put ________(they) on the sandwich, please.36.He's a ________（care) boy. He often leaves his school things at home.37.The newspaper comes out________(week). I buy it every week.38.________(one) peel some pears, then cut them up.39.There will be hundreds of________(factory) in the big city.40.The hotel was noisy. He ________(advise) us to change (换) it for another one.41.It's________(possible) for a little child to answer this difficult question.42.Don't throw (扔) dirty things into the river. They will________(pollute) the river.43.His name is James but he calls ________(he) Jim.44.We can do the work with________(little) money and ________(few) people than they can.四、选词填空（词汇运用）（共3题；共30分）（1）The dog ________ the box and I didn't find it.（2）She ________ her exam next week.（3）________, the boy told me about the thing.（4）Please cut the apple ________.（5）— Can you ________ it ________? — Certainly, I can.设计直升机world? Who knew more about the human body than most ________? There is an answer to all these questions——Leonardo da Vinci. You might ________what I said, but it is true.Leonardo was a great genius (天才). He didn't study at a(n)________. About 1,500 years ago, he lived in Italy. He had lots of ________. One of them was inventing (发明) things. One of his notebooks had drawings of a helicopter. Of course, he wasn't ________to build a helicopter with the things he had. But________said his idea worked.Leonardo wasn't just an inventor. He enjoyed painting. He was one of the greatest ________of his day. Whenhe was young, he was an excellent painter. As he ________he became more famous. Many of Leonardo's wonderful________are still with us today, for example, the smiling woman the Mona Lisa.We are going to have a party in our house this evening. It is my________birthday, and she has________my uncles and aunts and some of her________. Mother and I are________to cook most of the food for the party, and Father is getting the drinks ready. The living room looks very pretty. Balloons of all colors are hanging from the lights________we have taken the carpets away________we are going to dance there after dinner.In the dining room we have________out the best plates, glasses and tablecloths, and it looks________. We are going to have soup, fish, chicken, fruits and cheese. We are going to dance________midnight, and after that, we will have________food, because we will be hungry after all that dancing.Last year my mother________her birthday party in a restaurant,________it is more pleasant and________at home.When it is my birthday, I am going to invite my friends and have a party in the garden. I will hang colorful lights________the trees, and we will grill (烧烤)our food in the garden and dance________the grass.答案解析部分一、单选题1.【答案】D2.【答案】C3.【答案】B4.【答案】A5.【答案】B6.【答案】B7.【答案】C8.【答案】B9.【答案】A10.【答案】B11.【答案】C12.【答案】C13.【答案】C14.【答案】D15.【答案】B16.【答案】C17.【答案】C18.【答案】A19.【答案】B20.【答案】D二、填空题21.【答案】farther ；actor ；success ；lasted ；southern22.【答案】grow；is cleaning；does ；was；is；are；going ；are；are going to have ；were not；was；is ；carry23.【答案】learn；Let；First；pour；into；add；Next；for；Finally；mix24.【答案】to keep ；be；playing ；to play ；sounds三、语法填空25.【答案】healthy26.【答案】seriously27.【答案】will visit28.【答案】surprising29.【答案】preparations30.【答案】to cook31.【答案】halves32.【答案】tomatoes33.【答案】scientists34.【答案】telling35.【答案】them36.【答案】careless37.【答案】weekly38.【答案】First39.【答案】factories40.【答案】advised41.【答案】impossible42.【答案】pollute43.【答案】himself44.【答案】less；fewer四、选词填空（词汇运用）45.【答案】（1）ran away from（2）is worried about（3）In the end（4）in half（5）keep；to yourself46.【答案】painted；doctors；question；university；hobbies；able；scientists；artists；grew up；paintings47.【答案】mother's；invited；friends；asked；and；because；put；beautiful；until；more；had；but；cheaper；in；on答案解析部分一、书面表达1.【答案】Dear Tony,I'm very happy to receive your litter. Now let me tell you something about my life in ten years. I will be an artist when I grow up. I love the nature and I will draw all the beautiful things around us. I will live in Beijing in the future because the environment is better in this city. Also, my parents will live in an apartment with me. So we can enjoy all the great things together, I hope I will go somewhere else on vacation if I am free. I will show people what I see in the world with pictures.Yours,Li Hua 2.【答案】One possible versionOur lives will be different in 30 years. Scientific products will be used in daily life and they will bring us a lot of convenience. There will be a lot of robots to do the work, so people will have less work to do. And computers are much more important than they are now. We will use them to make important plans and other things. At thattime,we will use water and sunlight as the main energies. There won't be pollution any more., and then we can see the clear water, the blue sky all year round as many years ago.3.【答案】One possible version:Dear Liu MinI know your problem, i think you made two mistakes. First, you used your friend's pen without letting her know. Second, when you broke the pen, you didn't tell her about it.I think you should say sorry to her and tell her about the Whole thing. If you do, maybe she' l! be angry with you, but at least she' 11 know you' re kind and serious. Also. I think you should buy her a new pen. If you do, she'11 know that you're truly sorry.I hope my advice can help you.Yours,Linda。
四年级下册数学错题本
四年级下册数学错题本
一、错题记录
1. 题目：一个长方形的周长是48厘米，长是宽的2倍，求这个长方形的面积。
我的答案：长方形的面积为64平方厘米。
正确答案：长方形的面积为96平方厘米。
错误原因：我在计算时没有正确理解题目中的条件，将长误认为是2倍于周长的一半，而实际上应该是宽是周长的一半的一半，导致了错误。
2. 题目：一个数的5倍减去3等于这个数的8倍加上9，求这个数。
我的答案：这个数是4。
正确答案：这个数是-4。
错误原因：我在列方程解决问题时没有仔细考虑等式的变形过程，误以为是要进行加减运算的调整，导致计算结果错误。
二、解题思路回顾与总结
对于以上错题，我发现我在解决问题时犯了粗心的错误，没有认真审题，没有理解题目中的条件，也没有仔细考虑等式的变形过程。
为了避免这些错误，我需要加强自己的审题能力，认真理解题目中的条件，并仔细考虑等式的变形过程。
同时，我还需要多做练习，提高自己的计算能力和思维能力。
三、习题重做
经过对于题目的重做思考、书写具体的解决流程，我得到了正确的答案。
并且，我总结了这类题目的解题技巧和方法，以便今后更好地解决类似问题。
同时，我也意识到自己在解决问题时容易犯粗心的错误，需要加强自我监督和提高注意力。
在未来的学习和练习中，我将认真对待每一道题目，认真分析题目条件、转化算式并且多多练习以更好地掌握数学知识。
二下错题练习1
苏教版二下错题练习11.10个一是（）。
10里面有（）个一。
2. 10个十是（）。
100里面有（）个十。
3. 10个百是（）。
1000里面有（）个百。
1000里面有（）个十.4. 10个千是（）。
10000里面有（）个千。
10000里面有（）个十。
10000里面有（）个百。
5. 1分=（）秒 1时=（）分2分=（）秒 3时=（）分60秒=（）分 60分=（）时6.丁丁把17粒大米接在一起，量的长大约是1分米。
170粒这样的大米接在一起的长大约是（）米。
170里有（）个17，就有（）个1分米是（）分米=（）米1700粒这样的大米接在一起的长大约是（）米。
1700里有（）个17，就有（）个1分米是（）分米=（）米或170里有（）个170，就有（）个1米是（）米7. 8. 像这样，100块橡皮摞起来大约有5（），100块摞起来是100个5毫米，是（）毫米=5（）1000块橡皮摞起来大约有5（），1000里有（）个100，就有（）个5（），是（）=（）10000块橡皮摞起来大约有（）米。
10000里有（）个1000，就有（）个5（），是（）8. 6枚1元硬币摞起来大约高1厘米，60枚1元硬币摞起来大约高1（），60里有（）个6，就有（）个1厘米是（）厘米=1（）600枚1元硬币摞起来大约高1（），600里有（）个6，就有（）个1厘米是（）厘米=1（）6000枚1元硬币摞起来大约高（）米。
6000里有（）个600，就有（）个1（）是（）9.10张纸摞起来大约是厚1毫米，100张这样的纸大约厚（）厘米。
思考：100里面有（）个10张，就有（）个1毫米，是（）毫米等于（）厘米。
1000张纸大约厚（）厘米是（）分米。
思考：1000里面有（）个100张，就有（）个1厘米，是（）厘米等于（）分米。
10000张纸大约厚（）分米米是（）米。
思考：10000里面有（）个1000张，就有（）个1分米，是（）分米等于（）米。
5年1期数学错题订正练习1-学法大视野
5年1期数学错题订正练习1－学法大视野01、(P7)巧算下列各题：65.4×0.67+6.54×3.1+0.654×2 2.018×7.3＋20.18×0.37－2.018 02、(P15)非洲蛙是两栖动物中的跳远高手。
一只非洲蛙连续5次能跳12.9米远，它平均每次跳()米。
03、(P15)星期天爸爸妈妈带着乐乐去游乐园，买门票共用去112.5元。
已知一张成人票与两张儿童票的票价相等，一张成人票要多少钱？04、(P17)甲乙两地相距325.8千米，乐乐乘坐汽车从甲地到乙地需要5小时，同样的距离，欢欢乘坐火车需要2.5小时。
汽车比火车每小时少行多少千米？05、(P17)明明在计算0.56除以一个数时，由于商的小数点向右多点了一位，结果是3.5。
这道题的除数是多少？06、(P19)250吨甘蔗可制出32.吨糖，平均每吨甘蔗可制糖多少吨？(保留两位小数)07、(P19)甲、乙两数的和是83.16，把乙数的小数点向右移动一位就与甲数相等。
甲、乙两数各是多少？08、(P24)甲、乙两队合修一条公路，甲队每天修189.6米，乙队每天修的是甲队的1.2倍。
两队共修了6天。
这条路全长多少米？09、(P24)果汁车间一天生产果汁684千克，分两种规格包装：大瓶果汁每瓶980克，8瓶一箱。
小瓶果汁每瓶490克，12瓶一箱。
已知大瓶果汁装了50箱，剩下的装小瓶，能装满多少箱？10、(P24)在循环小数0.ÅBĊ中，小数部分前90位上的数字和是270，这个循环小数的循环节最大时多少？最小时多少？（A、B、C为三个不同的自然数）11、(P34)用汉字母的式子表示各题的数量关系。
(1)a加上b的6倍； (2)从80里面减去a与b的积。
(3)15减去x的差除以4.12、(P34)两艘船从甲乙两站同时相向开出。
甲每小时行x千米，乙每小时比甲多行4千米，t小时后两船相遇。
五年级错题集
第一单元小数乘法【错题1】【错误做法】0.72×5=36【成因分析】部分学生对小数乘法计算不熟悉【解决对策】理解计算法则.多练习。
【正确做法】【错题2】一块正方形塑料板,边长是1.5米,它的面积各是多少?【错误做法】1.5×1.5=22.5【成因分析】面积计算小数位数错误【解决对策】复习正方形周长和面积，正确计算。
【正确做法】1.5×1.5=2.25【错题3】在地球上1千克的物体到月球上约重0.16千克。
在地球李老师的体重是65千克如果在月球上大约重多少千克？【错误做法】65×0.16=104【成因分析】部分学生题意不理解不能例式【解决对策】理解题意.正确列式。
【正确做法】65×0.16=10.4【错题4】4 1.5×105【错误做法】 1.5×105=1.5×(10+5)=1.5×10+5=15+5=20【成因分析】学生对乘法运算定律不理解不能灵活运用【解决对策】理解运算定律多练习。
【正确做法】 1.5×105=1.5×(10+5)=1.5×10+1.5×5=15+7.5=22.5【错题】【错误做法】【成因分析】不够理解计算运算顺序。
【解决对策】多练习。
【正确做法】56×1.3=72.8（千米/时）第二单元 小数除法【错题】5 0.98÷0.2 【错误做法】【成因分析】学生不能分析题目数据，不能灵活运用运算定律 【解决对策】理解题目和运算定律多练习。
【正确做法】【错题】6 84÷15 【错误做法】 84÷15=36【成因分析】整数除以整数商是小数不会【解决对策】根据小数的性质在整数后点上小数点加上0做 【正确做法】84÷15=3.6【错题7】 62.5÷25 0.81÷27【错误做法】62.5÷25=25 0.81÷27=0.3【成因分析】小数除以整数商是小数不够熟练，商的小数点漏掉 【解决对策】多练习养成良好的计算习惯【正确做法】 62.5÷25=2.5 0.81÷27=0.03【错题8】 3.9÷1.5 【错误做法】 3.9÷1.5=26【成因分析】小数除以小数计算法则学生不够熟练运用 【解决对策】理解法则正确计算 【正确做法】3.9÷1.5=2.6【错题9】 22.3÷99【错误做法】 22.3÷99=0.22525……【成因分析】用循环小数表示不够熟练循环节找不出【解决对策】多练习用循环小数表示数。
四年级数学(上册)部分知识点错题练习
四年级数学错题练习1.游泳池长45米，小明每天都要去游泳池游6个来回，小明每天游_______米。
（列式计算）2.一些苹果，如果每袋装8个，可以装24袋，如果每袋装6个，可以装_____袋。
（列式计算）3.正方形的边长是30分米，面积是_______平方米。
（列式计算）4.长方形的面积是120平方厘米，宽是6厘米，长是_______分米。
（列式计算）5.李爷爷用篱笆一面靠墙围了一个羊圈，篱笆总长是15米，羊圈的宽是4米，那么羊圈的占地面积是________平方米。
（列式计算）6.如图，大正方形被分成了三块区域，左上角的正方形面积为4，右上角的长方形面积为6，那么大正方形的面积是_________。
（列式计算）7.最大的五位数与最小的四位数的和是____________。
8.50100000=___________万。
9.省略万位后面的尾数：834927≈_________万。
10.比较大小：23×527_____53×227.11.右图中共有_______条射线。
12.右图中共有_______条线段。
13.下列说法错误的是_________。
A：长方形有两条平行线B：正方形有两组平行线C：长方形有两组垂线D：正方形有四组垂线14.右图中一共有_________组平行线。
15.右图中一共有________组互相垂直的线段。
16.比较大小：352÷70_______448÷9017.比较大小：360÷62_______480÷7818.54÷8的商是一位数，那么最大填________。
19.小莫看一本320页的小说，前4天每天看25页，剩下的每天看30页，还需要______天能看完这本书。
（列式计算）20.某市2019年一年365天内不下雨的天数是下雨的天数的4倍，那么去年一年中该市有________天是下雨天。
（画出线段图）21.甲、乙仓库共存粮240吨，乙仓库捐出去了40吨，现在甲仓库的存粮是乙仓库存粮的4倍，那么甲仓库存粮有________吨。
初一下错题综合1-数学
错题练习11、计算题：（1）（6-8k）(-8k-6) (2)(-b+c)(b-c)（两种解法）(3)（x²+y²）²（x²-y²）²（两种解法）（4）10x360²+10x240²（5）8x555²-8x355² （6）分解因式2a²-18（7）10³+11³+12³+13³+14³（8）（998²-4）（1002²-4）2、如图：将直角三角形ABC沿BC方向平移到△DEF的位置，AB=12，DH=5，平移距离为8，求阴影部分的面积。
3、如图1，将A1A2向右平移3个单位到B1B2，得到封闭图形A1A2B2B1(即阴影部分)；在图2将折线A1A2A3向右平移3个单位到B1B2B3，得到封闭图形A1A2A3B3B2B1（即阴影部分），A2 B2 A3 B3图1 图2 图3（1）在图3中，请你类似地画一条有三个折点的折线，同样向右平移3个单位，从而得到一个封闭的图形，并用阴影表示。
（2）请你分别写出上述三个图形中阴影部分的面积（设长方形的场均为a,宽均为b）;S1= , S2= ,S3= .（3）如图4，一块长方形的草地，长为20m,宽为10m草地上有一条弯曲的小河（小河任何地块的宽度都是2m）,小河所占的面积为㎡（4）如图5，若在图4的草地上又有一条弯曲横向的小河（小河任何地块的宽度都是2m）,小河所占的面积为㎡图4 图54、小明在一道题：如图1直线a,b所成的角跑到画板外面去了，你有什么办法量出这两条直线的所成角的度数；（1）请帮小明在图2的画板内画出你的测量方案图，并简要说明。
图1 图2（2）说出画法依据的定理。
5、沿图1中的虚线将大长方形平均分成四小长方形，然后图2所示的方式拼成一个正方形。
（1）图2中的阴影部分的面积为（以幂的形式表示）；（2）观察图2，请你写出代数式(m+n)²，（m-n）²，mn之间的等量关系式。
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A.词汇：
1.September is the _______(nine) month of the year. It’s my favourite menth.
gratulations! Both of you are the ________(winner) of the match.
3.Picasso was one of the greatest ___________(art) of the twentieth century.
4.My sister is _______ (happy) because she failed the math exam.
5.Tom speaks Chinese very well,but not so ________ (fluent) as the local people.
6.I want to tell you the t_____ of the matter.
7.Jim has made d______ to make more money and travel around the world.
8.It rained heavily in the s______ part of China last week.
9.Doing more exercise will i________ your health.
10.We got up very early and c______ the early bus.
11.He looked ______ (angry) at the young and didn’t say a word.
12.The library is o_____ to the public every day. I often go to read books on weekends.
13.When the boy _____/rʌʃt/ across the finishing line,his mother cheered with an exciting look on her face.
14.Look! Mr Wang is sitting a_______ the students.
15.Jim has the ______ (little) bread of us four.
16.Jack looks_____ (angry) today. Who made ____ (he) unhappy.
17.Food s_____ is becoming more and a more serious problem in our country.
18.The climbers tried their best and reached the top of the mountain s__________ at last.
19.How long has Mr. Wang _______/tɔ:t/ us math?
20.It’s raining _______ (heavy) outside.
B.根据汉语完成句子.
1.----- Did you make progress in science and math last term?(do)
------- Yes,But I _____________________ in math as in science.但是我数学没有科学学得好。
2.奥比斯医生所需要的是足够的钱，以继续他们的志愿者工作。
(go)
All ORBIS doctors need is enough money to_____________________ their volunteer work.
3.事实上他得到了许可，每天不做作业。
(allow)
In fact, he __________________ do his homework every day.
4. 杰克那样平易近人，我们都把他看作朋友。
(get)
Jack is so easy _______________ that we have him as our friend.
5.我们外出期间，我们的狗由吉姆照顾。
(care)
When we are away, our dog __________________ by Jim.
6.他尝试过戒烟，但都失败了。
(give)
He tried __________________ several times,but failed.
7.由于恶劣的天气，学校运动会将会推迟。
(put)
The school sport meeting ________________ because of the terrible weather.
8.你的家庭作业必须在下周一前交上来.(hand)
Your homework _____________________________ before next Monday.
9.如果你不努力学习你的功课，你就会落在别人后面。
(fall).
If you don’t work hard at your subjects,you _______________________.
10.也许当我毕业时，我会考虑成为一名英语教师而不是导游。
(think)
Maybe when I leave school, I ________________________ an English teacher rather than a tour guide!。