七年级下册补充试题(有答案)

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人教七年级英语下册Unit 3 同步练习试题(有答案)

人教七年级英语下册Unit 3 同步练习试题(有答案)

七年级英语下册Unit 3 同步练习题一、完型填空Dale is 12 years old. He ___1____ in a village in England. The school in his village is not far from his home, so Dale often goes to school ____2___ foot. Dale usually gets up at about 7:00 in the morning. It is not ____3___. So he eats breakfast quickly. He ___4____ home at about 7:50. It takes him about 10 minutes to ___5____ to school. He gets to school at about ____6___ o’clock. Sometimes Dale rides his bike to school. School starts at 8:10. His favorite subject is math. He thinks numbers are ____7___.Dale has a ____8___. He hopes to go to a big city like London someday. So he can take the subway. “I ____9___ take the subway. It must be a lot fun,” he says.Can his dream ___10___? Of course, it can.1.A.lives B.works C.teaches D.plays2.A.on B.in C.by D.at3.A.late B.early C.bad D.good4.A.goes B.comes C.leaves D.gets5.A.take B.ride C.meet D.walk6.A.six B.eight C.nine D.ten7.A.quick B.right C.interesting D.free8.A.habit B.bridge C.dream D.friend9.A.never B.often C.usually D.always10.A.have fun B.come true C.have time D.come in二、阅读单选How do you go to school? Do you take a bus or ride a bike? For many students, it is easy to get to school. But for some children in one small village in Hunan, it is very difficult. There is no road (路) between the village and the school. The children have to climb down ladders (爬下梯子) to get to school.Yu Xinxin is an 8-year-old girl. She climbs the ladders every day. “My parents are good at it andIt is hard for the villagers to get in and out of the village, too. Their dream is to have a road. 11.For the students in the small village, it is ______ to get to school.A.fun B.boring C.easy D.difficult12.The students in the small village ______ to get to school.A.cross a river B.cross a bridge C.go on a ropeway D.climb down ladders13.划线单词“they”指代的是“______”。

生物七年级下册生物试题及答案

生物七年级下册生物试题及答案

生物七年级下册生物试题及答案(时间:60分钟分值:100分).1.十月怀胎不容易,我们要尊敬自己的母亲。

请问胚胎发育的场所是()A.输卵管B.卵巢C.子宫D.阴道2.下列哪对夫妇,可以通过试管婴儿技术得到亲生孩子()A.丈夫睾丸发育不良,妻子正常B.丈夫正常,妻子输卵管堵塞C.丈夫精子败育,妻子输卵管堵塞D.丈夫正常,妻子卵巢发育不良3.精子和卵细胞结合成受精卵的部位是()A.卵巢B.子宫C.阴道D.输卵管4.我国控制人口增长的具体要求是()A.晚婚B.少生C.晚育D.以上三种都是5.因患宫颈瘤摘除子宫的妇女()A.不能排卵,第二性征正常B.月经失调,第二性征不正常C.正常排卵,第二性征正常D.月经正常,第二性征正常6.能够消化淀粉的结构是下列哪一组()A.口腔和小肠B.胃和小肠C.小肠和大肠D.口腔和大肠7.人的生长发育及受损细胞的修复和更新都离不开()A.糖类B.蛋白质C.脂肪D.维生素8.某医生从人的消化道中取出一些液体,经化验含蛋白质、多肽、维生素、无机盐、酶、盐酸、水、麦芽糖、淀粉和脂肪等。

请判断这些液体最有可能取自哪个器官( )A.小肠B.大肠上部C.十二指肠上部D.胃部9.小刚患了重感冒,发烧快一星期了,体重明显下降,请问他体内的有机物被消耗量最大的是()A.糖类B.蛋白质C.脂肪D.水10.有一个孩子患了佝偻病,你认为他可能是缺乏下列哪些物质造成的()①含钙的无机盐②含磷的无机盐③含铁的无机盐④维生素A ⑤维生素C⑥维生素DA.①②B.①②③C.①②④D.①②⑥11.人体缺乏下列哪种无机盐,会造成身体贫血()A.含甲的无机盐B.含钠的无机盐C.含磷的无机盐D.含铁的无机盐12.四位同学在体育测试前,各准备了一些补充能量的食物.甲准备了一些糖,乙准备了一些牛肉干,丙准备了一些水果,丁准备了一些蛋糕。

这四位同学谁准备的食物能更快地补充能量A.甲B.乙C.丙D.丁13.小肠吸收功能不良的严重病人,常采用静脉输入全营养液的方法提供营养,全营养液的成份不能含有()A.蛋白质B.葡萄糖C.无机盐和维生素D.氨基酸14.下列各项中,人体不需消化就能吸收的物质是()A.淀粉B.蛋白质C.脂肪D.维生素15.齐鲁晚报刊登了一幅照片,患儿是一个不满4岁的男婴,由于出生后一直服用一种几乎不含蛋白质的劣质奶粉,现已出现了头大、嘴小、脸肿的症状,就此症状的因果关系,利用所学的生物学知识,找出错误的选项()A.蛋白质是构成人体的基本物质B.人体的生长发育离不开蛋白质C.蛋白质能被分解,为人类的生理活动提供能量,是最重要的供能物质D.组织细胞的更新离不开蛋白质16.下列哪种状态,胸廓的上下径增大( )A.膈肌收缩B.肋间外肌收缩C.膈肌收缩D.肋间外肌舒张17.鼻腔内鼻毛的作用是( )A.过滤空气B.温暖空气C.湿润空气D.灭菌18.下列关于“痰”的叙述不正确的是()A.由黏液、灰尘和细菌构成B.痰是由喉部分泌黏液C.痰经咳嗽排出体外D.避免疾病传播不要随地吐痰19.人体呼出的二养化碳产生于()A.肺泡B.血液C.细胞D.组织液20.人在呼吸时,呼出的气体成份()A.不含氧气B.全部是二氧化碳C.氧气多于二氧化碳D.二氧化碳多于氧气21.人体不能同时进行的两项生理活动是()A.呼吸和消化B.心跳和呼吸C.呼吸和吞噬D.消化和吸收22.人体肺泡内的氧气进出血液,要通过几层细胞( )A.一层B.二层C.三层D.四层23.五点取样法是计数的方法之一,五点的位置应该是()A.一块地方内随机五点B.一块地方内等距离的五点C.对角线中心和对角线上与中心等距离的四点D.面积大小相同的五点24.用显微镜观察血涂片,在同一视野中所见到的数目最多的血细胞是() A.白细胞B.红细胞C.血小板D.血浆25.在血浆中含量最多的成分是( )A.水B.蛋白质C.无机盐D.葡萄糖26.关于心脏内血液流动的方向,正确的是()A.静脉→心房→心室→动脉B.动脉→心房→心室→静脉C.静脉→心室→心房→动脉D.动脉→心室→心房→静脉27.在心房的四个腔中,流动脉血的有()A.左心房和右心房B.左心房和左心室C.左心房和右心室D.右心房和左心室28.伤口流出的浓液的主要成分是()A.死亡的白细胞B.死亡的血小板C.死亡红细胞D.死亡的细菌29.心脏壁最厚的是()A.左心室B.右心室C.左心房D.右心房30.假如某人在一次事故中刺伤动脉要比刺伤静脉危险得多。

七年级英语下册选词填空测试题及答案经典1

七年级英语下册选词填空测试题及答案经典1

七年级英语下册选词填空测试题及答案经典1一、七年级英语下册选词填空专项目练习(含答案解析)1.用方框中所给单词的适当形式填空。

(2)We sat on the ________ listening to the sound of waves.(3)I was too ________ to move.(4)They ________ him into the car.(5)She ________ on my foot and said "sorry" to me.【答案】(1)dolphin(2)rock(3)scared(4)pushed(5)stepped【解析】【分析】 rock,岩石,dolphin,海豚,push,推,scare,惊吓,step,踩(1)句意:海豚会玩球。

根据不定冠词a可知是名词单数,根据play a ball可知此处填海豚符合玩球的语境,故填dolphin。

(2)句意:我们坐在岩石上听海浪的声音。

根据定冠词the可知此处是名词,根据提示词和sat on可知是坐在岩石上,故填rock。

(3)句意:我吓得都不能动了。

too+形容词或副词+to do,是固定搭配,太……而不能做某事,scare的形容词,害怕的,故填scared。

(4)句意:他们把他推进车里。

push sb into,固定搭配,把某人推进,描述过去用一般过去时,push的过去式是pushed,故填pushed。

(5)句意:她踩到我的脚,然后对我说“对不起”。

step on sb,固定搭配,踩到某人,根据and said可知时态是一般过去时,step的过去式是stepped,故填stepped。

【点评】考查单词在语境中的运用,注意词性,时态的变化,同时熟记固定搭配。

2.选择方框内的短语并用其适当的形式填空(2)The noise went on ________. I couldn't get any sleep.(3)It was a very strange feeling—l was afraid, but excited ________.(4)The little girl ________ the forest to visit her grandmother yesterday.(5)Tina came home late yesterday because she met an old friend ________ home and talked with him for a while.(6)Many builders are working on the ________ to build a house.(7)Jack ________ the door for several times, but nobody answered.(8)I didn't pass the exam again and my mother ________ it.【答案】(1)clean up(2)all night(3)at the same time(4)walked through(5)on her way(6)building site(7)knocked on(8)felt unhappy about【解析】【分析】building site建筑工地;all night整晚;at the same time与此同时;walk through步行穿过;feel unhappy about对......感觉不满意;knock on敲;on one's way在路上;clean up打扫干净(1)句意:在你出去之前你必须打扫干净你的房间,它是如此脏。

XXX版七年级生物下册各章测试题(全册 附答案)

XXX版七年级生物下册各章测试题(全册 附答案)

XXX版七年级生物下册各章测试题(全册附答案)新北师大版七年级下册生物(一)第八章人体的营养测试题(全册附答案)一、填空题:1.消化是食物的营养成份在消化道内被分解为物质的过程。

2.营养物质的吸收是指小分子营养物质通过进入体内的过程。

3.消化系统是由消化道和消化腺两部分组成。

4.细胞的主要组成成份是构成细胞的基本物质,它是我们每天摄入的营养成份中的主要成分。

5.牙齿的主要功能是咀嚼食物,所以我们应保护好牙齿。

6.小肠是消化的主要部位,因为它有三种消化液消化食物。

7.一个成年人小肠长约5-6米,但其内表面积估计约200平方米,是因为小肠内表面有绒毛和肠壁皱襞,增大了其表面积,有利于吸收,所以小肠是吸收的主要部位。

8.食物中的矿物质和维生素不需要消化,就可以被消化道吸收,而淀粉最终被分解为葡萄糖,蛋白质分解为氨基酸,脂肪分解为脂肪酸和甘油后才能被吸收。

9.肝脏是人体最大的腺体,它分泌的消化液是胆汁,汇集于胆囊。

该消化液通过流入小肠,有乳化的作用。

10.胃液是胃壁内的小腺体分泌的,含有酶,呈酸性;如果分泌过多,会出现返酸,胃痛等现象。

11.馒头、米饭,在口腔中充分咀嚼后变甜,是由于淀粉变为XXX的结果。

12.营养物质的吸收:胃吸收部分的酒精和水;大肠吸收水分和部分营养物质;小肠吸收绝大部分营养物质,是主要的吸收部位。

13.营养不良和营养过剩都属于营养失调,造成的原因主要是饮食不均衡和生活惯不健康。

14.肥胖是由于能量过剩造成的,而身体消瘦可能是营养不良造成的。

所以,日常生活中只有坚持做到饮食均衡,才能更有利于身体健康。

15.人体所需6大类营养物质中,矿物质、维生素和水分三类成分,虽不能为人体提供能量,但对维持正常生命活动却很重要。

二、选择题:1.下列消化器官中,只能吸收少量水、无机盐和部分维生素的是(D)小肠。

2.淀粉在消化道中最终被分解成(C)麦芽糖。

3.长期吃不到新鲜蔬菜和水果的人会患(D)佝偻病。

人教版七年级下册英语试题:Unit1课后练(有答案)

人教版七年级下册英语试题:Unit1课后练(有答案)

Unit1 Can you play the guitar?(一)单项选择( )1. Maybe he can _________________ in their basketball team.A. isB. beC. areD.am( )2. I can’t sing Japanese songs very ___________________.A. wellB. muchC. goodD.nice( )3. ________ club do you like?A. How manyB. WhichC. WhereD. What( )4. They work in ___________________ same school.A. aB. anC. theD./( )5. They usually go to the clubs Sunday.A. atB.inC. onD.for( )6. I can speak English, but only ______________________.A. very muchB. a lotC. a littleD.a few( )7. They help me ________________ Japanese.A. inB. withC. onD.at( )8. Are you good _______________ kids?A. withB. atC. forD.in( )9. A: ______________ do you join the club? B: I like music.A. WhatB. WhereC.WhoD. Why( )10. We want two good musicians __________ our rock band.A. forB. inC. at d.to( )11. Can John play the ____ well?A. pianoB. basketballC. chessD. football( )12. Lucy can't ride a bike. She thinks it is ___________.A. hard tooB. too hardC. to hardD. hard to( )13. —Can you see a bird ___________ the tree?—No, I can't see___________.A. in;anyB. in;aC. on;someD. in;some( )14. My sister can't ___________ in a river.A. skateB. runC. swimD. jump( )15. The girl ___________ blue eyes is Jessie's sister.A. inB. hasC. withD. have(二)完成句子.1. Alan joins a rock b__________.2. Can you play the v____________?3. Are you good w_________ kids?4. He can d__________ and sing.5. Does he play the p__________ every day?6. She's a m_____________,she can play the guitar.(三)用所给词的适当形式填空.1. Beethoven is a famous_______________(music).2. My uncle has three ____________(boy).3. There are two ___________(piano) in the music club in our school.4. These ________(kid)are very lovely.5. He can _______ (play)the drums.(四)句型转换:1. He would like to join the music club. (同义句)He ______________ _____________ ___________ the music club.2. She can sing and dance. (否定句)She ___________ sing ____________ dance.3. Li Lei can play the violin. (一般疑问句)_____________________ Li Lei ________________ the violin?4. She wants to join the art club. (就划线部分提问)_______ _______ _________ __________ ________ to join?5. My sister can swim very well. (就划线部分提问)____________ ____________ ____________ sister swim?6. I want to join the art club.(划线提问)_________ ________ do you want to join?7.My e-mail address is rickleihao@.(就划线部分提问)__________ __________ e-mail address?8.She can play the violin.(变成一般疑问句)________ she _________ the violin?9. We wan to join the English club. (否定句)We ______ _______ to join the English club.10. They can’t sing. They can’t dance. (合并成一句)They __________ sing ______ dance.(五)完形填空:Jane and John 1 sister and brother. They like music. Jane can play the piano. But she 2 play the violin. John can’t play the piano. But he 3 play the violin. Today they 4 to carry a piano 5 Jane’s bedroom. 6 piano is heavy(重). They can’t 7 it. 8 parents aren’t at home. But they 9 a cousin brother Mike. He is here today. They ask Mike to 10 them.( )1. A. is B. am C. are D. be( )2. A. can B. can’t C. doesn’t D.does( )3. A. can B. can’t C. doesn’t D.does( )4. A. like B. likes C. can D. want( )5. A. at B. in C. to D.for( )6. A. The B. a C. / D.an( )7. A. take B. carry C. help D.like( )8. A. Jane’s and John B. Jane’s and John’sC. They’sD. Jane and John’s( )9. A. have B. like C. want D.has( )10. A. come B. go C. join D.want(六)翻译下列句子1. 我们需要一些帮助。

七年级生物下册第六章-人体生命活动的调节测试题(含答案)

七年级生物下册第六章-人体生命活动的调节测试题(含答案)

初中生物-人教版(新课标)-七年级下册-第六章-人体生命活动的调节-专题练习(含答案)一、单选题1.眼球成像过程中,对光线起主要折射作用的是()A. 晶状体B. 瞳孔C. 角膜D. 玻璃体2.下列关于激素的叙述中错误的是()A. 激素是人体内的一些腺体分泌的一类物质B. 激素能调节人体的生长发育C. 激素在人体内含量少、作用大D. 各种激素对人体的作用是相同的3.眼球内含有丰富的血管和色素,给视网膜提供营养,并形成“暗室”的结构是()A. 角膜B. 睫状体C. 巩膜D. 脉络膜4.用手捂住右眼,用左眼看光亮的地方,过几分钟后,捂住右眼的手放下,此时两眼的瞳孔是()A. 两眼的瞳孔都放大B. 左眼的瞳孔大,右眼的瞳孔小C. 两眼的瞳孔都缩小D. 左眼的瞳孔小,右眼的瞳孔大5.某人因外伤成为“植物人”,处于昏迷状态,饮食也只能靠人工往胃里注食,呼吸和心跳靠自己,那么,他的中枢神经系统中仍能保持正常功能的部分是()A. 脑干和大脑B. 脑干和脊髓C. 小脑和大脑D. 大脑和脊髓6.下列活动属于人生来就有的是()A. 望梅止渴B. 听到上课铃声进教室C. 吃到食物分泌唾液D. 谈虎色变7.我们形容外国女郎为“金发碧眼”,那么碧眼指的是眼球哪一部的颜色呢?()A. 角膜B. 巩膜C. 虹膜D. 视网膜8.宠物大赛上,小狗听到主任指令后,完成坐、卧、跳、握手等动作,下列反射与此类型相同的是()A. 眼前出现强光,马上眨眼B. 指尖被针刺后,马上缩回来C. 小鸡听到“咕咕”声后,马上跑到母鸡身边D. 小明同学听到校园广播后,马上去卫生间打扫卫生二、判断题9.幼年时期甲状腺激素分泌不足患大脖子病.10.鼻、咽、喉部发炎时,可能引发中耳炎.(判断对错)11.人体各部分能够彼此协调,主要靠激素调节.12.脉络膜不透光,使眼内形成一个暗箱。

(判断对错)13.人患近视眼就看不清远处的物体,近视眼可以配戴凹透镜进行矫正。

人教版七年级语文下册各单元测试题含答案(全册)

人教版七年级语文下册各单元测试题含答案(全册)

七年级语文下册各单元测试题含答案(全册)第一单元检测题时间:120分钟满分:120分一、积累与运用(22分)1.下列各组词语中加点字注音完全正确的一项是( A )(2分)A.元勋.(xūn)含蓄.(xù)调羹.(ɡēnɡ)鲜.(xiǎn)为人知B.选聘.(pìng) 筹.(chóu)划赫.(shè)然兀兀.(wù)穷年C.彷.(pánɡ)徨署.(shǔ)名绞.(jiǎo)肉深恶.(è)痛绝D.涉.(shè)猎通宵.(xiāo) 澎湃.(bài) 迥.(jiǒnɡ)乎不同2.下列词语中书写无误的一项是( D )(2分)A.潜心惯注心会神凝一反既往家喻户晓B.慷慨淋漓锲而不舍历尽心血刮目相待C.搏学多识一拍既合锋芒毕露可歌可泣D.妇孺皆知马革裹尸杂乱无章不以为然3.下列句子中加点成语使用恰当的一项是( C )(2分)A.“趵突腾空”为“济南八景”之首,泉水日夜喷涌,络绎不绝....。

B.作家曹文轩荣获儿童文学最高奖——国际安徒生奖,消息传来,骇人听闻....。

C.杨绛先生的离世,如巨星陨落,使中国文坛黯然失色....。

D.漫步曲水亭街,我们用相机去捕风捉影....,记录家乡的古风古韵。

4.(2016,天津)下列各句中没有语病的一项是( B )(2分)A.有关领导在会议上明确要求,各部门必须尽快提高传染病防控工作。

B.曹文轩获“国际安徒生奖”,实现了中国作家在该奖项上零的突破。

C.随着部分地区高大树木的减少,使某些珍稀鸟类只能选择在高压电塔上筑巢。

D.在巡检排查过程中,我市供电部门解决并发现了居民用电方面的问题。

5.下列标点符号使用有误的一项是( D )(2分)A.中国自古倡导“强不执弱,富不侮贫”。

不属于我们的土地,我们一寸也不要。

但属于我们的领土,我们寸土不让。

B.党和政府一定会继续努力,切实保障人民生命财产安全,保障人民身体健康。

苏教版七年级下册语文补充习题参考答案

苏教版七年级下册语文补充习题参考答案

苏教版七年级下册语⽂补充习题参考答案 做七年级语⽂补充习题的关键——认真。

下⾯是⼩编为⼤家精⼼整理的苏教版七年级下册语⽂补充习题参考答案,仅供参考。

苏教版七年级下册语⽂补充习题参考答案(⼀) ⽉迹补充习题答案 随⽂练习 ⼀、觑倏袅袅梢 ⼆、1.满满⽟⽟银银粗粗疏疏疏疏累累 2.袅袅淡淡痒痒品味:叠词作⽤不外两种:增强语;!i的韵律感或是起强调作⽤,但这两段⽂字中的叠词,不仅如此,还⽣动地写出了孩童的感受和⼼理,充满了童真童趣。

三、l_任指不确定的⼀切事物,即所指范围内没有例外。

2.虚指某种不确定的事物。

四、不好。

调换后没有原来的贴切⽣动。

五、还可从“我们这些孩⼦”⼼理变化的⾓度明确⽂章的思路:始⽽好奇地追寻⽉迹,继⽽要把⽉亮据为已有,接着懂得“⽉亮是每个⼈的”,最后认识到⽉亮“是我们按在天空上的印章”。

也可从奶奶对我们步步引导的⾓度明确⽂章的思路:奶奶突然说:“⽉亮进来了!”——“它⾛了,它是匆匆的;你们快出去寻⽉吧。

”⼀⼀“孩⼦们,瞧瞧你们的酒杯,你们都有⼀个⽉亮哩!”——“⽉亮是每个⼈的,它并没⾛,你们再去找吧。

”写⽂章要思路畅达.川然有序。

六、争⽉亮体现了童⼼就就是好奇、要强和⾼度的想像⼒,值得重视.“我突然觉得……”。

⼀句,意味着在孩⼦们的眼⾥,天空不但属于⾃⼰,⽽且是⾃⼰的作品,⽉亮就是“我”的⼀个印记,表现了⾮凡的想像⼒。

七、采⽤左边的写法。

左边的写法中,三、四两⾏先写说的话,再交代谁说的,突出了说的话;五、六两⾏中,省略了说话⼈的交代,显得简洁。

⼋、⽂章不是孤⽴地写⽉光⽉迹,⽽是写穿⾐镜⾥的⽉亮,桂树、葡萄叶上的⽉迹,河⽔⾥⽉亮的倒影,甚⾄是“爷爷的锨刃⼉上”⽉亮的影像。

不写穿⾐镜、桂树、葡萄叶、河⽔等,景象就显得单调抽象,美的意境就得不到充分表现,也不能表现⼉童对⽉迹的发现之乐。

九、B 问题探究 ⼀、 l.⽐平⽇明显⼤多了,也圆多了,⼗分明亮,可以清清晰晰看见⾥边有什么东西。

最新部编人教版初中七年级语文下册补充习题答案(完整版)

最新部编人教版初中七年级语文下册补充习题答案(完整版)

1.《邓稼先》【夯实基础】1.D2.C3.C4.B【研习文本】一、整体把握。

1.先概述我国近一百多年来的历史,是为了说明邓稼先是对中华民族从“任人宰割”到“站起来了”这一巨大转变做出巨大贡献的科学家,是对历史的发展产生巨大影响的历史人物。

2.课文把邓稼先与奥本海默对比着写,更能鲜明地突出邓稼先的性格品质和奉献精神,就自然而然地得出结论:“邓稼先是中国几千年传统文化所孕育出来的有最高奉献精神的儿子。

”“是中国共产党的理想党员。

”3.这句话是指邓稼先“忠厚平实”,“真诚坦白,从不骄人”,“最有中国农民的朴实气质”。

中国几千年传统文化就讲究人与人之间关系和谐,和睦相处,讲究为人忠厚、谦虚、真诚、朴实。

邓稼先汲取了中国传统文化中这些优秀的部分,并变成了自己的气质品格。

4.原因有三。

其一,作者是大科学家,写的也是大科学家,科学家写科学家,着眼于科学精神、科学态度以及气质、品格、价值观、人生道路等方面,而不是把注意力放在事件具体细节的描写上。

其二,作者与邓稼先有着50年的友谊,因此,这篇文章常常从作者自己与邓稼先的交往这个角度写,这样势必就不会详细介绍邓稼先的事迹和贡献。

其三,作者与邓稼先分隔大洋两岸二十余年,对邓稼先工作的具体情况不可能很了解,掌握材料不会很多。

加上这又是一篇短文,不宜铺开来写。

二、片段研读。

1.(1)运用了排比的修辞手法,强调了核武器试验的要求之高、难度之大,从而表现了邓稼先的卓越才能和杰出贡献。

(2)“撑”字很有气势,它生动形象地展现了中国男儿顶天立地的光辉形象。

2.连续用“不知道”“也不知道”“不知”等词语来发问,驱使读者去想象邓稼先生前的工作生活情景,含蓄地抒发了作者对老友的真诚关心和担忧之情,更能发人深思。

3.(1)表现了作者对邓稼先对下属的关怀及其内心平易近人的情感的极力赞扬。

(2)充满了对老友真诚的关怀与担忧。

4.答案示例:鞠躬尽瘁,死而后已。

理由:这句话能够对邓稼先兢兢业业、不辞辛劳,为中国的核武器事业做出巨大贡献的光辉一生作概括性总结,让我们在敬佩中受到了教育。

人教版初中数学七年级下册5-10章全册考试卷期中期末试题附答案

人教版初中数学七年级下册5-10章全册考试卷期中期末试题附答案

第五章检测卷一、选择题(每题3分,共30分)1.下列四个汽车标志图案中,能用平移变换来分析其形成过程的图案是()2.【教材P7习题T1变式】下列图中,∠1和∠2是对顶角的是()3.如图,在所标识的角中,下列说法不正确的是()A.∠1和∠2是邻补角B.∠1和∠4是同位角C.∠2和∠4是内错角D.∠2和∠3是对顶角4.下列选项可以用来说明命题“两个锐角的和是钝角”是假命题的是() A.∠A=30°,∠B=40°B.∠A=30°,∠B=80°C.∠A=30°,∠B=90°D.∠A=30°,∠B=100°5.有下列命题:①对顶角相等;②同位角相等;③互补的两个角为邻补角;④若l1⊥l2,l1⊥l3,则l2⊥l3.其中真命题有()A.①B.①②③C.①③D.①②③④6.如图,已知∠1=60°,如果CD∥BE,那么∠B的度数为() A.70°B.100°C.110°D.120°7.P是直线l外一点,A,B,C分别是l上三点,已知PA=1,PB=2,PC=3.若点P到l的距离是h,则()A.h≤1 B.h=1 C.h=2 D.h=3 8.将一张长方形纸片折叠成如图所示的形状,则∠ABC等于() A.73°B.56°C.68°D.146°9.如图,一条公路修到湖边时,需拐弯绕湖而过,如果第一次拐弯处的∠A是72°,第二次拐弯处的角是∠B,第三次拐弯处的∠C是153°,这时道路恰好和第一次拐弯之前的道路平行,则∠B等于()A.81°B.99°C.108°D.120°10.如图,两只蚂蚁以相同的速度沿两条不同的路径,同时从A出发爬到B,则()A.乙比甲先到B.甲和乙同时到C.甲比乙先到D.无法确定二、填空题(每题3分,共24分)11.下列语句:①同旁内角相等;②如果a=b,那么a+c=b+c;③对顶角相等吗?④画线段AB;⑤两点确定一条直线.其中是命题的有__________;是真命题的有__________.(只填序号)12.如图,两直线交于点O,若∠1+∠2=76°,则∠1=________.13.如图,直线AB,CD相交于点O,OE⊥AB,O为垂足,如果∠EOD=38°,则∠AOC=________,∠COB=________.14.希望村在落实“脱贫先修路”的计划中需要在家乡河上建一座桥,如图所示的方案中,在________处建桥最合适,理由是________________.15.【教材P36复习题T5改编】如图,小明从A处出发,沿北偏东60°的方向行走至B处,又沿北偏西20°的方向行走至C处,此时需把方向调整到与出发时一致,则方向的调整应是____________.16.如图,将三角形ABC向右平移5 cm得到三角形DEF,如果三角形ABC的周长是16 cm,那么五边形ABEFD的周长是________cm.17.如图,射线a∥b,∠1=65°,∠2=140°,则∠3的度数是________.18.如图,直线l1∥l2,∠α=∠β,∠1=40°,则∠2=________.三、解答题(23题12分,24题14分,其余每题10分,共66分)19.【教材P5思考改编】如图是一条河,C是河岸AB外一点.(1)过点C要修一条与河平行的绿化带(用直线表示),请作出正确的示意图;(2)现欲用水管从河岸AB将水引到C处,问:从河岸AB上的何处开口,才能使所用的水管最短?画图表示,并说明设计的理由.20.如图,直线AB∥CD,BC平分∠ABD,∠1=65°,求∠2的度数.21.【教材P23习题T7(2)改编】如图,已知∠A+∠ACD+∠D=360°,试说明AB∥DE.22.【教材P31习题T6改编】如图,张三打算在院子里种上蔬菜,已知院子为东西长32 m、南北宽20 m的长方形,为了行走方便,要修筑三条同样宽的道路:东西两条,南北一条,南北道路垂直于东西道路,余下的部分要分别种上西红柿、青椒、黄瓜等蔬菜,若每条道路的宽均为1 m,求蔬菜的总种植面积是多少.23.如图,把一张长方形纸片ABCD沿EF折叠后,点D,C分别落在D′,C′的位置,ED′与BC的交点为G,若∠EFG=55°,求∠1,∠2的度数.24.已知直线MN∥EF,C为两直线之间一点.(1)如图①,∠CAM与∠CBE的平分线相交于点D,若∠ACB=100°,求∠ADB的度数.(2)如图②,若∠CAM与∠CBE的平分线相交于点D,∠ACB与∠ADB有何数量关系?并证明你的结论.(3)如图③,若∠CAM的平分线与∠CBF的平分线所在的直线相交于点D,请写出∠ACB与∠ADB的数量关系,并证明你的结论.答案一、1.B2.C3.C4.A5.A6.D 7.A8.A9.B点拨:如图,过点B作MN∥AD,∴∠ABN=∠A=72°.∵CH∥AD,AD∥MN,∴CH∥MN,∴∠NBC+∠BCH=180°,∴∠NBC=180°-∠BCH=180°-153°=27°.∴∠ABC=∠ABN+∠NBC=72°+27°=99°.10.B二、11.①②⑤;②⑤12.38°13.52°;128°14.MA;垂线段最短15.向右转80°16.2617.105°点拨:反向延长射线b,如图,∵∠2+∠5=180°,∴∠5=180°-∠2=180°-140°=40°.∴∠4=180°-∠1-∠5=180°-65°-40°=75°.又∵射线a∥b,∴∠3=180°-∠4=180°-75°=105°.18.140°三、19.解:(1)如图,过点C画一条平行于AB的直线MN,则MN为绿化带.(2)如图,过点C作CD⊥AB于点D,从河岸AB上的点D处开口,才能使所用的水管最短.设计的理由是垂线段最短.20.解:∵AB∥CD,∴∠ABC=∠1=65°,∠ABD+∠BDC=180°.∵BC平分∠ABD,∴∠ABD=2∠ABC=130°.∴∠BDC=180°-∠ABD=50°.∴∠2=∠BDC=50°.21.解:如图,过点C作∠ACF=∠A,则AB∥CF.∵∠A+∠ACD+∠D=360°,∴∠ACF+∠ACD+∠D=360°.又∵∠ACF+∠ACD+∠FCD=360°,∴∠FCD=∠D,∴CF∥DE,∴AB∥DE.点拨:本题运用了构造法,通过添加辅助线构造平行线,从而利用平行公理的推论进行判定.22.解:经过平移,除去道路后,菜地长32-1=31(m),宽20-2=18(m),所以面积为31×18=558(m2).23.解:∵四边形ABCD是长方形,∴AD ∥BC ,∴∠FED =∠EFG =55°,∠2+∠1=180°. 由折叠的性质得∠FED =∠FEG ,∴∠1=180°-∠FED -∠FEG =180°-2∠FED =70°, ∴∠2=180°-∠1=110°.24.解:(1)如图①,过点C 作CG ∥MN ,过点D 作DH ∥MN ,因为MN ∥EF ,所以MN ∥CG ∥EF ,MN ∥DH ∥EF , 所以∠1=∠ADH ,∠2=∠BDH ,∠MAC =∠ACG , ∠EBC =∠BCG .因为∠MAC 与∠EBC 的平分线相交于点D ,所以∠1=21∠MAC =21∠ACG ,∠2=21∠EBC =21∠BCG ,所以∠ADB =∠ADH +∠BDH =∠1+∠2=21∠ACG +21∠BCG =21(∠ACG +∠BCG )=21∠ACB . 因为∠ACB =100°, 所以∠ADB =50°.(2)∠ADB =180°-21∠ACB .证明:如图②,过点C 作CG ∥MN ,过点D 作DH ∥MN , 因为MN ∥EF ,所以MN ∥CG ∥EF ,MN ∥DH ∥EF ,所以∠1=∠ADH ,∠2=∠BDH ,∠MAC +∠ACG =180°,∠EBC +∠BCG =180°.因为∠MAC 与∠EBC 的平分线相交于点D ,所以∠1=21∠MAC ,∠2=21∠EBC ,所以∠ADB =∠ADH +∠BDH =∠1+∠2=21(∠MAC +∠EBC )=21(180°-∠ACG +180°-∠BCG )=21(360°-∠ACB ), 所以∠ADB =180°-21∠ACB .(3)∠ADB =90°-21∠ACB .证明:如图③,过点C 作CG ∥MN ,过点D 作DH ∥MN , 因为MN ∥EF ,所以MN ∥CG ∥EF ,MN ∥DH ∥EF , 所以∠DBE =∠BDH ,∠NAC =∠ACG ,∠FBC =∠BCG , ∠NAD +∠ADH =180°,∠MAC +∠ACG =180°.因为∠MAC 的平分线与∠FBC 的平分线所在的直线相交于点D , 所以∠CAD =21∠MAC ,∠DBE =21∠CBF , 所以∠ADB =180°-∠CAD -∠CAN -∠BDH=180°-21∠MAC -∠ACG -21∠CBF=180°-21∠MAC -∠ACG -21∠BCG =180°-21(180°-∠ACG )-∠ACG -21∠BCG=180°-90°+21∠ACG -∠ACG -21∠BCG=90°-21∠ACG -21∠BCG =90°-21(∠ACG +∠BCG ) =90°-21∠ACB .解答本题的关键是过“拐点”(折线中两条线段的公共端点)作直线的平行线,利用平行线的判定和性质求角的度数或探究角的数量关系;由于条件类似,因此其解题过程也可以类比完成,所不同的是结论虽类似但也有些变化.第六章达标检测卷一、选择题(每题3分,共30分)1.下列实数中,是无理数的是()A.5 B.0 C.13D.22.4的算术平方根是()A.4 B.-4 C.2 D.±2 3.下列说法正确的是()A.带根号的数都是无理数B.实数都是有理数C.有理数都是实数D.无理数都是开方开不尽的数4.【教材P61复习题T4变式】无理数10在()A.2和3之间B.3和4之间C.4和5之间D.5和6之间5.已知|a-1|+|b-4|=0,则ab的平方根是()A.12B.±12C.±14D.146.某数的两个不同的平方根为2a-1与-a+2,则这个数是() A.-1 B.3 C.-3 D.9 7.实数a,b在数轴上对应点的位置如图所示,则化简(a-1)2-(a-b)2+b的结果是()A.1 B.b+1 C.2a D.1-2a8.有一个数值转换器,原理如图所示,当输入x 为64时,输出y 的值是( )A .4B .34 C . 3 D .329.【教材P 52习题T 6变式】一个正方体木块的体积是343 cm 3,现将它锯成8个同样大小的小正方体木块,则每个小正方体木块的表面积是( ) A .72 cm 2 B .494 cm 2 C .498 cm 2 D .1472 cm 2 10.【教材P 51练习T 3变式】比较4,17和363的大小,正确的是( )A .4<17<363 B .4<363<17 C .363<4<17 D .17<363<4 二、填空题(每题3分,共24分)11.写出满足下列两个条件的一个数:________.①是负数;②是无限不循环小数.12.5-2的相反数是________.13.一个圆的面积变为原来的n 倍,则它的半径是原来半径的________倍. 14.若a 2=9,3b =-2,则a +b =________.15.当x 取________时,代数式2-5-x 取值最大,并求出这个最大值为________. 16.若两个连续整数x ,y 满足x <5+1<y ,则x +y 的值是________. 17.若x ,y 为实数,且满足|x -3|+y +3=0,则⎝ ⎛⎭⎪⎫x y 2 024的值是________.18.现有两个大小不等的正方体茶叶罐,大正方体茶叶罐的体积为1 000 cm 3,小正方体茶叶罐的体积为125 cm 3,将其叠放在一起放在地面上(如图),则这两个茶叶罐的最高点A 到地面的距离是________cm.三、解答题(19题16分,20题18分,21题6分,22题7分,23题9分,24题10分,共66分)19.【教材P61复习题T8变式】计算:(1)(-1)3+|1-2|+3 8;(2)32+52-42;(3)3(3+2)-2(3-2);(4)(-1)2 024+38-3+2×22.20.【教材P61复习题T9拓展】求下列各式中未知数的值:(1)|a-2|=5;(2)4x2=25;(3)(x-0.7)3=0.027.21.已知a,b,c在数轴上对应点的位置如图所示,化简:||a-||a+b+(c-a)2+||b-c.22.若A=6-2ba+3b是a+3b的算术平方根,B=2a-31-a2是1-a2的立方根,求3A+B的值.23.我们知道2是无理数,其整数部分是1,于是小明用2-1来表示2的小数部分.请解答:(1)如果7的小数部分为a,13+2的整数部分为b,求a+b-7的值;(2)已知10+5=x+y,其中x是整数,且0<y<1,求x-y的相反数.24.木工李师傅现有一块面积为4 m2的正方形胶合板,准备做装饰材料用,他设计了如下两种方案:方案一:沿着边的方向裁出一块面积为3 m2的长方形装饰材料.方案二:沿着边的方向裁出一块面积为3 m2的长方形装饰材料,且其长、宽之比为3:2.李师傅设计的两种方案是否可行?若可行,请帮助解决如何裁剪;若不可行,请说明理由.答案一、1.D 2.C3.C 点拨:4是有理数,不是无理数,故A 选项中的说法错误;实数包括有理数和无理数,故B 选项中的说法错误;有理数和无理数统称实数,故C 选项中的说法正确;无理数包括三种形式:①开方开不尽的数,②无限不循环小数,③含有π的数,故D 选项中的说法错误.故选C.4.B 5.B 6.D 7.A8.B 点拨:64的立方根是4,4的立方根是34.9.D 点拨:由题意可知,每个小正方体木块的体积为3438 cm 3,则每个小正方体木块的棱长为72 cm ,故每个小正方体木块的表面积为⎝ ⎛⎭⎪⎫722×6=1472(cm 2). 10.C二、11.(答案不唯一)-π 12.2-5 13.n14.-5或-11 点拨:因为a 2=9,3b =-2,所以a =3或-3,b =-8,则a+b =-5或-11.易错警示:本题容易将平方根与算术平方根相混淆,从而导致漏解.15.5;216.7 点拨:∵2<5<3,∴3<5+1<4.∵x <5+1<y ,且x ,y 为两个连续整数,∴x =3,y =4.∴x +y =3+4=7.17.1 点拨:∵|x -3|+y +3=0,∴x =3,y =-3,∴⎝ ⎛⎭⎪⎫x y 2 024=(-1)2 024=1.18.15三、19.解:(1)原式=-1+2-1+2= 2.(2)原式=(3+5-4)2=4 2.(3)原式=33+32-23+22=3+5 2.(4)原式=1+2-3+1=1.技巧点拨:实数的运算顺序:先算乘方、开方,再算乘、除,最后算加、减,如果没有括号,在同一级运算中要从左到右依次运算,有括号的先算括号里的.无论何种运算,都要注意先定符号后再运算.20.解:(1)由|a-2|=5,得a-2=5或a-2=- 5.当a-2=5时,a=5+2;当a-2=-5时,a=-5+2.(2)因为4x2=25,所以x2=254.所以x=±52.(3)因为(x-0.7)3=0.027,所以x-0.7=0.3.所以x=1.21.解:由数轴可知b<a<0<c,所以a+b<0,c-a>0,b-c<0.所以原式=-a-[-(a+b)]+(c-a)+[-(b-c)]=-a+a+b+c-a-b+c=-a+2c.22.解:由题意知6-2b=2,2a-3=3,解得b=2,a=3,∴A=3+3×2=3,B=31-32=-2,∴3A+B=33-2=1.23.解:(1)∵2<7<3,7的小数部分为a,∴a=7-2.∵3<13<4,∴5<13+2<6.∵13+2的整数部分为b,∴b=5,∴a+b-7=7-2+5-7=3;(2)∵2<5<3,10+5=x+y,其中x是整数,0<y<1,∴x=10+2=12,y=10+5-12=5-2,∴x-y=12-(5-2)=14-5,∴x-y的相反数是-14+ 5.24.解:方案一可行.因为正方形胶合板的面积为 4 m2,所以正方形胶合板的边长为4=2(m).如图所示,沿着EF裁剪,因为BC=EF=2 m,所以只要使BE=CF=3÷2=1.5(m)就满足条件.方案二不可行.理由如下:设所裁长方形装饰材料的长为3x m、宽为2x m.则3x·2x=3,即2x2=1,解得x=12(负值已舍去).所以所裁长方形的长为31 2m.因为312>2,所以方案二不可行.点拨:方案一裁剪方法不唯一.第七章达标检测卷一、选择题(每题3分,共30分)1.小明在外地从一个景点回宾馆,在一个岔路口迷了路,问了4个人得到下面四种回答,其中能确定宾馆位置的是( ) A .离这儿还有3 km B .沿南北路一直向南走 C .沿南北路走3 km D .沿南北路一直向南走3 km2.在平面直角坐标系中,点P (-2,-3)所在的象限是( )A .第一象限B .第二象限C .第三象限D .第四象限3.某镇初级中学在镇政府的南偏西60°方向上,且距离镇政府1 500 m ,则如图所示的表示法正确的是( )4.【教材P 75探究变式】如图,在平面直角坐标系xOy 中,点P 的坐标为(1,1).则将点P 向上平移2个单位长度得到的点的坐标是( )A .(1,3)B .(-1,1)C .(3,1)D .(1,2)5.已知AB ∥x 轴,且点A 的坐标为(m ,2m +1),点B 的坐标为(2,4),则点A的坐标为( )A .⎝ ⎛⎭⎪⎫32,4B .(2,5)C .(-2,-4)D .(2,-4)6.如图,将长为3的长方形ABCD放在平面直角坐标系中,若AB∥y轴,点D(6,3),则A点的坐标为()A.(5,3) B.(4,3) C.(4,2) D.(3,3)7.在平面直角坐标系xOy中,若点A的坐标为(-3,3),点B的坐标为(2,0),则三角形ABO的面积是()A.15 B.7.5 C.6 D.38.【教材P79习题T4变式】如图,将三角形ABC先向上平移1个单位长度,再向左平移3个单位长度,则点A的对应点的坐标是()A.(1,1) B.(1,3) C.(7,1) D.(7,3)9.已知点P的坐标为(2-a,3a+6),且点P到两坐标轴的距离相等,则点P的坐标是()A.(3,3) B.(3,-3)C.(6,-6) D.(3,3)或(6,-6)10.在平面直角坐标系中,一个智能机器人接到的指令是:从原点O出发,按“向上→向右→向下→向右”的方向依次不断移动,每次移动1个单位长度,其移动路线如图所示,第一次移动到点A1,第二次移动到点A2,…,第n次移动到点A n,则点A2 023的坐标是()A.(1 010,0) B.(1 010,1)C.(1 011,0) D.(1 011,1)二、填空题(每题3分,共24分)11.七年级三班座位按7排8列排列,王东的座位是3排4列,简记为(3,4),张三的座位是5排2列,可简记为________.12.在平面直角坐标系中,第三象限内一点P到x轴的距离为2,到y轴的距离为5,那么点P的坐标是________.13.如图,如果所在的位置的坐标为(-1,-2),所在的位置的坐标为(2,-2),那么所在的位置的坐标为________.14.若(a-2)2+|b+3|=0,则P(a,b)在第__________象限.15.若点P(a2-4,a-1)在y轴的正半轴上,则点P的坐标为________.16.【教材P71习题T14变式】如图,点A,B的坐标分别为(2,4),(6,0),点P 是x轴上一点,且三角形ABP的面积为6,则点P的坐标为________.17.在平面直角坐标系中,点A的坐标为(1,1),点B的坐标为(11,1),点C到直线AB的距离为4,三角形ABC是直角三角形且∠C不是直角,则满足条件的点C有________个.18.如图,一束光线从点A(3,3)出发,经过y轴上的点C反射后经过点B(1,0),则光线从点A到点B经过的路径长为________.三、解答题(23题12分,24题14分,其余每题10分,共66分)19.【教材P70习题T7变式】在如图所示的平面直角坐标系中描出下列各组点,并将各组内的点用线段依次连接起来.①(4,5),(0,3),(1,3),(7,3),(8,3),(4,5);②(1,3),(1,0),(7,0),(7,3),(1,3).(1)观察所得的图形,你觉得它像什么?(2)求出这个图形的面积.20.【教材P69习题T4改编】已知点P(2m+4,m-1),请分别根据下列条件,求出点P的坐标.(1)点P在y轴上;(2)点P的纵坐标比横坐标大3;(3)点P到y轴的距离是2.21.如图,在平面直角坐标系中,已知点A(-3,3),B(-5,1),C(-2,0),P(a,b)是三角形ABC的边AC上任意一点,三角形ABC经过平移后得到三角形A1B1C1,点P的对应点为P1(a+6,b-2).(1)直接写出点C1的坐标;(2)在图中画出三角形A1B1C1;(3)求三角形AOA1的面积.22.【教材P86复习题T9改编】如图,A,B,C为一个平行四边形的三个顶点,且A,B,C三点的坐标分别为(3,3),(6,4),(4,6).(1)请直接写出这个平行四边形第四个顶点的坐标;(2)求这个平行四边形的面积.23.如图,在平面直角坐标系中,AB ∥CD ∥x 轴,BC ∥DE ∥y 轴,且AB =CD =4,OA =5,DE =2,动点P 从点A 出发,沿A →B →C 的路线运动到点C 停止;动点Q 从点O 出发,沿O →E →D 的路线运动到点D 停止.若P ,Q 两点同时出发,且P ,Q 运动的速度均为每秒钟一个单位长度. (1)直接写出B ,C ,D 三个点的坐标;(2)当P ,Q 两点出发6 s 时,试求三角形POQ 的面积.24.如图,在平面直角坐标系中,已知A (a ,0),B (b ,0),其中a ,b 满足|a +1|+(b -3)2=0.(1)填空:a =________,b =________;(2)如果在第三象限内有一点M (-2,m ),请用含m 的式子表示三角形ABM 的面积;(3)在(2)的条件下,当m =-32时,在y 轴上有一点P ,使得三角形BMP 的面积与三角形ABM 的面积相等,请求出点P 的坐标.答案一、1.D2.C3.A4.A5.A点拨:平行于x轴(或垂直于y轴)的直线上的点的纵坐标都相等,平行于y轴(或垂直于x轴)的直线上的点的横坐标都相等.6.D点拨:由长方形ABCD的长为3,可知A点的横坐标为6-3=3,纵坐标与D点相同,即A点的坐标为(3,3).故选D.7.D点拨:此题首先运用数形结合思想,在平面直角坐标系中描点连线画出三角形ABO,然后运用转化思想将点的坐标转化为线段的长度,即底BO=2,高为3,所以三角形ABO的面积=12×2×3=3.8.B9.D点拨:因为点P到两坐标轴的距离相等,所以|2-a|=|3a+6|,所以a =-1或a=-4.当a=-1时,点P的坐标为(3,3);当a=-4时,点P的坐标为(6,-6).10.C二、11.(5,2)12.(-5,-2)13.(-3,1)14.四15.(0,1)16.(3,0)或(9,0)点拨:设点P的坐标为(x,0),根据题意,得12×4×|6-x|=6,解得x=3或9,所以点P的坐标为(3,0)或(9,0).17.418.5三、19.解:(1)画图如图所示,它像一座房子.(2)这个图形的面积为6×3+12×8×2=26.20.解:(1)由题意知2m +4=0,解得m =-2, ∴P (0,-3);(2)由题意知m -1=2m +4+3, 解得m =-8, ∴P (-12,-9); (3)由题意知|2m +4|=2, ∴2m +4=±2, 解得m =-1或-3,∴点P 的坐标是(-2,-4)或(2,-2).21.解:(1)C 1(4,-2).(2)三角形A 1B 1C 1如图所示.(3)如图,三角形AOA 1的面积=6×3-12×3×3-12×3×1-12×6×2=18-92-32-6=6.22.解:(1)(7,7)或(1,5)或(5,1).(2)以A ,B ,C 为顶点的三角形的面积为3×3-12×3×1-12×2×2-12×1×3=4.所以这个平行四边形的面积为4×2=8.23.解:(1)B (4,5),C (4,2),D (8,2).(2)当P ,Q 两点出发6 s 时,P 点的坐标为(4,3), Q 点的坐标为(6,0), ∴S 三角形POQ =12×6×3=9.24.解:(1)-1;3(2)如图①,过点M 作MN ⊥x 轴于点N .∵A (-1,0),B (3,0), ∴AB =1+3=4.又∵点M (-2,m )在第三象限, ∴MN =|m |=-m ,∴S 三角形ABM =12AB ·MN =12×4×(-m )=-2m . (3)当m =-32时,点M 的坐标为⎝ ⎛⎭⎪⎫-2,-32,∴S 三角形ABM =-2×⎝ ⎛⎭⎪⎫-32=3.点P 的位置有两种情况:①如图②,当点P 在y 轴的正半轴上时,设点P 的坐标为(0,k ),则S 三角形BMP =5⎝ ⎛⎭⎪⎫32+k -12×2⎝ ⎛⎭⎪⎫32+k -12×5×32-12×3 k =52k +94. ∵S 三角形BMP =S 三角形ABM , ∴52k +94=3,解得k =310, ∴点P 的坐标为⎝ ⎛⎭⎪⎫0,310;②如图③,当点P 在y 轴的负半轴上时,设点P 的坐标为(0,n ),则S 三角形BMP =-5n -12×2⎝ ⎛⎭⎪⎫-n -32-12×5×32-12×3×(-n )=-52n -94.∵S 三角形BMP =S 三角形ABM ,∴-52n -94=3,解得n =-2110,∴点P 的坐标为⎝ ⎛⎭⎪⎫0,-2110.综上所述,点P 的坐标为⎝ ⎛⎭⎪⎫0,310或⎝ ⎛⎭⎪⎫0,-2110.第八章达标检测卷一、选择题(每题3分,共30分)1.【教材P 93练习T 1变式】已知2x -3y =1,用含x 的式子表示y 正确的是( ) A .y =23x -1 B .x =3y +12 C .y =2x -13 D .y =-13-23x 2.下列方程组中,是二元一次方程组的是( )A .⎩⎪⎨⎪⎧x +13=1,y =x 2B .⎩⎨⎧3x -y =5,2y -z =6C .⎩⎪⎨⎪⎧x 5+y 2=1,xy =1D .⎩⎪⎨⎪⎧x 2=3,y -2x =43.用代入法解方程组⎩⎨⎧2y -3x =1,x =y -1,下面的变形正确的是( )A .2y -3y +3=1B .2y -3y -3=1C .2y -3y +1=1D .2y -3y -1=14.已知⎩⎪⎨⎪⎧x =2,y =-3是二元一次方程5x +my +2=0的解,则m 的值为( )A .4B .-4C .83D .-83 5.方程组⎩⎨⎧2x +y =■,x +y =3的解为⎩⎨⎧x =2y =■,则被遮盖的两个数分别为( ) A .1,2 B .5,1 C .2,3 D .2,46.【教材P 109活动1变式】以二元一次方程组⎩⎨⎧x +3y =7,y -x =1的解为坐标的点(x ,y )在平面直角坐标系的( )A .第一象限B .第二象限C .第三象限D .第四象限 7.已知(x -y -3)2+|x +y -1|=0,则yx 的值为( ) A .-1 B .1 C .-2 D .28.如果方程组⎩⎨⎧3x +7y =10,ax +(a -1)y =5的解中x 与y 的值相等,那么a 的值是( )A .1B .2C .3D .49.甲、乙两个工程队各有员工80人、100人,现在从外部调90人充实两队,调配后甲队人数是乙队人数的23,则甲、乙两队分别分到的人数为( ) A .50,40 B .36,54 C .28,62 D .20,70 10.为迎接2022年北京冬奥会,某校开展了以迎冬奥为主题的演讲活动,计划拿出180元钱全部用于购买甲、乙两种奖品(两种奖品都购买),奖励表现突出的学生,已知甲种奖品每件15元,乙种奖品每件10元,则购买方案有( )A .5种B .6种C .7种D .8种二、填空题(每题3分,共24分)11.写一个以⎩⎨⎧x =5,y =7为解的二元一次方程:______________.12.已知(n -1)x |n |-2y m-2024=0是关于x ,y 的二元一次方程,则n m =________.13.方程组⎩⎨⎧x +y =12,y =2的解为________.14. 若⎩⎨⎧x +y =1,2x +y =0的解是方程ax -3y =2的一组解,则a 的值是________.15.已知⎩⎨⎧x =2,y =1是二元一次方程组⎩⎨⎧mx +ny =7,nx -my =1的解,则m +3n 的立方根为________.16.定义运算“*”,规定x *y =ax 2+by ,其中a ,b 为常数,且1*2=5,2*1=6,则2*3=________.17.如图,小强和小红一起搭积木,小强所搭的“小塔”的高度为23 cm ,小红所搭的“小树”的高度为22 cm.设每块A 型积木的高为x cm ,每块B 型积木的高为y cm ,则x =________,y =________.18.【教材P 102习题T 4变式】机械厂加工车间有85名工人,平均每人每天加工大齿轮16个或小齿轮10个.已知2个大齿轮与3个小齿轮配成一套,则安排________名工人加工大齿轮,才能使每天加工的大小齿轮刚好配套.三、解答题(19题16分,其余每题10分,共66分)19.【教材P 111复习题T 3变式】解方程组:(1)⎩⎨⎧x -2y =3,3x +y =2;(2)⎩⎪⎨⎪⎧x 3-y 2=6,x -y 2=9;(3)⎩⎨⎧3(x +y )-4(x -y )=6,x +y 2-x -y 6=1;(4)⎩⎨⎧x -y +z =0,4x +2y +z =0,25x +5y +z =60.20.【教材P 106习题T 5变式】已知y =x 2+px +q ,当x =1时,y =2;当x=-2时,y =2.求p 和q 的值.21.若关于x ,y 的二元一次方程组⎩⎨⎧x +y =3,mx +ny =8与⎩⎨⎧x -y =1,mx -ny =4有相同的解. (1)求这个相同的解;(2)求m -n 的值.22.某种商品的包装盒是长方体,它的展开图如图所示.如果长方体包装盒的长比宽多4 cm ,求这种商品包装盒的体积.23.某同学在解关于x ,y 的方程组⎩⎨⎧ax +by =2,cx -7y =8时,本应得出解为⎩⎨⎧x =3,y =-2,由于看错了系数c ,而得到⎩⎨⎧x =-2,y =2,求a+b-c的值.24.书法是中华民族的文化瑰宝,是人类文明的宝贵财富,是我国基础教育的重要内容.通过书法教育可以帮助学生提高汉字书写能力、培养审美情趣、陶冶情操,促进其全面发展.某学校准备为学生的书法课购买一批毛笔和宣纸,已知购买40支毛笔和100张宣纸需要280元;购买30支毛笔和200支宣纸需要260元.(1)求毛笔和宣纸的单价;(2)某超市给出以下两种优惠方案:方案A:购买一支毛笔,赠送一张宣纸;方案B:购买200张以上宣纸,超出200张的部分按原价打八折,毛笔不打折.学校准备购买毛笔50支,宣纸若干张(超过200张),选择哪种方案更划算?请说明理由.答案一、1.C 2. D 3.A 4.A 5.B 6.A7.B 点拨:因为(x -y -3)2与|x +y -1|均为非负数,两非负数相加和为0,即每一个加数都为0,据此可构建方程组⎩⎨⎧x -y -3=0,x +y -1=0,解得⎩⎨⎧x =2,y =-1,所以yx =(-1)2=1.故选B. 8.C 9.C10.A二、11.x +y =12(答案不唯一) 12.-113.⎩⎨⎧x =10,y =2 14.-8 15.2 16.10 点拨:根据题中的新定义及已知等式得⎩⎨⎧a +2b =5,4a +b =6.解得⎩⎨⎧a =1,b =2.则2*3=4a +3b =4+6=10.17.4;5 点拨:根据题意得⎩⎨⎧2x +3y =23,3x +2y =22,解得⎩⎨⎧x =4,y =5.18.25 点拨:设安排x 名工人加工大齿轮,y 名工人加工小齿轮,则依题意有⎩⎪⎨⎪⎧x +y =85,16x 2=10y 3,解得⎩⎨⎧x =25,y =60. 三、19.解:(1)⎩⎨⎧x -2y =3,①3x +y =2,②由①,得x =3+2y .③将③代入②,得9+6y +y =2,即y =-1.将y =-1代入③,得x =3-2=1.所以原方程组的解为⎩⎨⎧x =1,y =-1.(2)⎩⎪⎨⎪⎧x 3-y 2=6,①x -y 2=9,②②-①,得23x =3,解得x =92.将x =92代入①,得32-y 2=6,解得y =-9.所以原方程组的解为⎩⎪⎨⎪⎧x =92,y =-9.(3)⎩⎨⎧3(x +y )-4(x -y )=6,①x +y 2-x -y 6=1,②②×6,得3(x +y )-(x -y )=6,③①-③,得-3(x -y )=0,即x =y .将x =y 代入③,得3(x +x )-0=6,即x =1.所以y =1.所以原方程组的解为⎩⎨⎧x =1,y =1.(4)⎩⎨⎧x -y +z =0,①4x +2y +z =0,②25x +5y +z =60,③②-①,得3x +3y =0,④③-①,得24x +6y =60,⑤④和⑤组成方程组⎩⎨⎧3x +3y =0,24x +6y =60, 解得⎩⎪⎨⎪⎧x =103,y =-103.将⎩⎪⎨⎪⎧x =103,y =-103代入①,得z =-203. 所以原方程组的解为⎩⎪⎨⎪⎧x =103,y =-103,z =-203.20.解:根据题意,得⎩⎨⎧1+p +q =2,4-2p +q =2,解得⎩⎨⎧p =1,q =0, ∴p 的值是1,q 的值是0.21.解:(1)根据题意可得,x ,y 满足方程组⎩⎨⎧x +y =3,x -y =1,解得⎩⎨⎧x =2,y =1.故这个相同的解为⎩⎨⎧x =2,y =1. (2)将⎩⎨⎧x =2,y =1代入方程组⎩⎨⎧mx +ny =8,mx -ny =4,可得⎩⎨⎧2m +n =8,2m -n =4,解得⎩⎨⎧m =3,n =2, 所以m -n =3-2=1.22.解:设这种商品包装盒的宽为x cm ,高为y cm ,则长为(x +4)cm.根据题意,得⎩⎨⎧2x +2y =14,x +4+2y =13, 解得⎩⎨⎧x =5,y =2,所以x +4=9,故这种商品包装盒的长为9 cm ,宽为5 cm ,高为2 cm ,所以其体积为9×5×2=90(cm 3).答:这种商品包装盒的体积为90 cm 3.23.解:把⎩⎨⎧x =3,y =-2,⎩⎨⎧x =-2,y =2分别代入ax +by =2,得⎩⎨⎧3a -2b =2,-2a +2b =2,解得⎩⎨⎧a =4,b =5.将⎩⎨⎧x =3,y =-2 代入cx -7y =8,得3c +14=8,解得c =-2.则a +b -c =4+5+2=11.24.解:(1)设毛笔的单价为x 元,宣纸的单价为y 元,根据题意列方程组得⎩⎨⎧40x +100y =280,30x +200y =260,解得⎩⎨⎧x =6,y =0.4. 答:毛笔的单价为6元,宣纸的单价为0.4元.(2)设购买宣纸a (a >200)张,则方案A 的费用为50×6+0.4×(a -50)=0.4a +280(元),方案B 的费用为50×6+200×0.4+0.4×0.8×(a -200)=0.32a +316.当0.4a +280<0.32a +316时,解得a <450,所以当200<a <450时选择方案A 更划算;当0.4a +280=0.32a +316时,解得a =450,所以当a =450时选择方案A 和方案B 所需费用一样;当0.4a +280>0.32a +316时,解得a >450,所以当a >450时选择方案B 更划算.第九章达标检测卷一、选择题(每题3分,共30分)1.下列各式中,是一元一次不等式的是( )A .x 2≥0B .2x -1C .2y ≤8D .1x -3x >02.【教材P 117练习变式】若x >y ,则下列式子中错误的是( )A .x -3>y -3B .x +3>y +3C .-3x >-3yD .x 3>y 33.下列说法中正确的是( )A .y =3是不等式y +4<5的解B .y =3是不等式3y ≤11的解集C .不等式2y <7的解集是y =3D .y =2是不等式3y ≥6的解4.一个关于x 的一元一次不等式组的解集在数轴上表示如图,则该不等式组的解集是( )A .-2<x <1B .-2<x ≤1C .-2≤x <1D .-2≤x ≤15.在平面直角坐标系中,若点P (m -3,m +1)在第二象限,则m 的取值范围是( )A .-1<m <3B .1<m <3C .-3<m <1D .m >-16.【教材P 130习题T 3变式】不等式组⎩⎨⎧2x >3x ,x +4>2的整数解是( ) A .0 B .-1 C .-2 D .17.解不等式2x -12-5x +26-x ≤-1,去分母,得( )A .3(2x -1)-5x +2-6x ≤-6B .3(2x -1)-(5x +2)-6x ≥-6C .3(2x -1)-(5x +2)-6x ≤-6D .3(2x -1)-(5x +2)-x ≤-18. 已知关于x 的不等式组⎩⎨⎧x -a ≥b ,2x -a ≤2b +1的解集是3≤x ≤5,则b a 的值是( ) A .-2 B .-12 C .-4 D .29.某年7月份全国多地出现极端高温天气,网友戏称,三分之一个中国进入了“烧烤”模式,市民出行纷纷撑伞防晒.某商家抓住这一商机,以20元的进价购进一批太阳伞,以30元的标价出售,为了让利给顾客,商家准备打折销售,但要保持利润率不低于5%,则至多打( )A .6折B .7折C .8折D .9折10.若关于x 的不等式组⎩⎨⎧x -a ≥0,2x -b <0的整数解为x =1和x =2,则适合这个不等式组的整数a ,b 组成的有序实数对(a ,b )共有( )A .0对B .1对C .2对D .3对二、填空题(每题3分,共24分)11.【教材P 115练习T 1变式】x 的12与5的差不小于3,用不等式可表示为____________.12.某市某天的最高气温为5 ■,最低气温比最高气温低8 ■,则这天气温t (■)的取值范围是____________.13.不等式2x +3<-1的解集为________.14.使不等式x -5>3x -1成立的x 的值中,最大整数为________.15.已知:[x ]表示不超过x 的最大整数,例:[4.8]=4,[-0.8]=-1.现定义:{x }=x -[x ],例:{1.5}=1.5-[1.5]=0.5,则{3.9}+{-1.8}-{1}=________.16.不等式组-3≤2x -13<5的解集是________.17.不等式组⎩⎨⎧3x +4≥0,12x -24≤1的所有整数解的积为________.18.某校为庆祝“两会”的胜利召开,举行了以“永远跟党走”为主题的党史知识竞赛,共有20道题.答对一道题记10分,答错(或不答)一道题记-5分.小明参加本次竞赛得分要超过100分,他至少要答对________道题.三、解答题(19题6分,20~22题每题8分,其余每题12分,共66分)19.【教材P 119练习T 1变式】解下列不等式,并把它们的解集在数轴上表示出来.(1)5x +15>4x -13;(2)2x -13≤3x -46.20.【教材P 128例1变式】解不等式组⎩⎪⎨⎪⎧2x -3≥-5,①13x +2<x .②并把此不等式组的解集表示在数轴上.21.已知两个有理数:-9和5.(1)计算:(-9)+52; (2)若再添一个负整数m ,且-9,5与m 这三个数的平均数仍小于m ,求m 的值.22.如果关于x 的方程x 6-6m -13=x -5m -12的解不大于1,且m 是一个正整数,试确定m 的值并求出原方程的解.23.已知a 是不等式组⎩⎪⎨⎪⎧5a -1>3(a +1),12a -1<7-32a 的整数解,x ,y 满足方程组⎩⎨⎧ax -2y =-7,2x +3y =4.求(x +y )(x 2-xy +y 2)的值.24.为了举行班级晚会,小张同学准备去商店购买20个乒乓球做道具,并购买一些乒乓球拍做奖品.已知每个乒乓球1.5元,每个乒乓球拍22元.如果购买金额不超过200元,且购买的球拍数量要尽可能多,那么小张同学应该购买多少个球拍?25.为改善城市人居环境,《成都市生活垃圾管理条例》(以下简称《条例》)于2021年3月1日起正式施行.某区域原来每天需要处理生活垃圾920吨,刚好被12个A型和10个B型预处理点位进行初筛、压缩等处理.已知一个A型点位比一个B型点位每天多处理7吨生活垃圾.(1)求每个B型点位每天处理生活垃圾的吨数;(2)由于《条例》的施行,垃圾分类要求提高,在每个点位每天将少处理8吨生活垃圾,同时由于市民环保意识增强,该区域每天需要处理的生活垃圾比原来少10吨.若该区域计划增设A 型、B 型点位共5个,试问至少需要增设几个A 型点位才能当日处理完所有生活垃圾?答案一、1.C 2.C 3.D 4.C5.A 点拨:点P (m -3,m +1)在第二象限,则有⎩⎨⎧m -3<0,m +1>0,解得-1<m<3.6.B 7.C 8.A9.B 点拨:设商家打x 折,由题意可得,30×x10-20≥20×5%,解得x ≥7,即商家至多打7折.10.C 点拨:解关于x 的不等式组⎩⎨⎧x -a ≥0,2x -b <0,可得a ≤x <b 2.因为该不等式组的整数解仅为1,2,所以0<a ≤1,2<b2≤3,解得0<a ≤1,4<b ≤6.因为a ,b 为整数,所以a =1,b =5或6,即整数a ,b 组成的有序实数对(a ,b )有2对,故选C.二、11.12x -5≥312.-3≤t ≤5 13.x <-2 14.-3 15.1.1 16.-4≤x <8 17.0 18.14三、19.解:(1)移项,得5x -4x >-13-15,所以x >-28.不等式的解集在数轴上表示如图.(2)去分母,得2(2x -1)≤3x -4, 去括号、移项,得4x -3x ≤2-4,所以x ≤-2.不等式的解集在数轴上表示如图.20.解:解①得,x ≥-1,解②得,x >3,∴不等式组的解集是x >3,此不等式组的解集表示在数轴上略.21.解:(1)(-9)+52=-42=-2.(2)根据题意,得-9+5+m3<m . 去分母,得-9+5+m <3m . 移项,得m -3m <9-5. 合并同类项,得-2m <4. 系数化为1,得m >-2. ∵m 是负整数,∴m =-1.22.解:解原方程,得x =3m -15.因为原方程的解不大于1,即x ≤1, 所以3m -15≤1,解得m ≤2.因为m 是一个正整数, 所以m =1或m =2. 当m =1时,x =25; 当m =2时,x =1.23.解:解不等式组得2<a <4,∵a 为整数,∴a =3,∴⎩⎨⎧3x -2y =-7,2x +3y =4, 解此方程组得⎩⎨⎧x =-1,y =2.∴(x +y )(x 2-xy +y 2)=(-1+2)×[(-1)2-(-1)×2+22]=7.24.解:设购买x 个球拍,依题意,得1.5×20+22x ≤200, 解得x ≤7811.因为x 是整数,所以x 的最大值为7. 答:小张同学应该购买7个球拍.25.解:(1)设每个B 型点位每天处理生活垃圾x 吨,则每个A 型点位每天处理生活垃圾(x+7)吨,根据题意可得12(x+7)+10x=920,解得x=38.答:每个B型点位每天处理生活垃圾38吨.(2)设需要增设y个A型点位才能当日处理完所有生活垃圾,由(1)可知《条例》施行前,每个A型点位每天处理生活垃圾38+7=45(吨),则《条例》施行后,每个A型点位每天处理生活垃圾45-8=37(吨).《条例》施行前,每个B型点位每天处理生活垃圾38吨,则《条例》施行后,每个B型点位每天处理生活垃圾38-8=30(吨),根据题意可得37(12+y)+30(10+5-y)≥920-10,解得y≥16 7.∵y是正整数,∴符合条件的y的最小值为3.答:至少需要增设3个A型点位才能当日处理完所有生活垃圾.第十章达标检测卷一、选择题(每题3分,共30分)1.【教材P140练习T3变式】下列调查中,适宜采用全面调查方式的是() A.调查春节晚会的收视情况B.调查一批新型节能灯泡的使用寿命C.调查我校某班学生喜欢上数学课的情况D.调查某类烟花爆竹燃放的安全情况2.下列调查选取样本的方法具有随机性的是()A.要调查某市的污染情况,到农村去调查B.电视台需要在本市调查其节目的收视率,对本市大学生进行调查C.到省城一所重点中学调查全省中学生创新能力D.胶卷生产厂为了解胶卷生产质量,在生产流水线每隔50卷选取一卷。

2016-2017学年度第二学期期末考试七年级语文试题及答案(人教版1-6单元) 部编人教版七年级

2016-2017学年度第二学期期末考试七年级语文试题及答案(人教版1-6单元)  部编人教版七年级

2016-2017学年度第二学期期末考试七年级语文试题及答案(人教版1-6单元)部编人教版七年级下册(人教版)2016-2017学年度第二学期期末考试七年级语文试题(1-6单元)一、积累和运用(共6小题.计l8分)1、下面加点字的读音全都正确的一项是()(2分)A.选聘(pìn)憎恶(è)露宿街头(sù)诲人不倦(huì)B.阖家(hé)愧怍(zuò)五脏六腑(fǔ)怏怏不乐(yàng)C.哽咽(yè)累赘(lèi)千钧重负(jūn)毛骨悚然(sǒng)D.告罄(qìn)别扭(niú)心有灵犀(xī)海市蜃楼(shèn)2、下列各组词语字形完全正确的一组是()(2分)A.繁琐魂魄语无伦次锋芒必露B.辫子羸弱天崖海角慷慨淋漓C.疮疤遨游不期而至忧心忡忡D.服侍迟钝惊心动魄珊珊来迟3.下列各句,加点词语使用不正确的一项是()(2分)A、创新是时代的要求,我们在学习和生活中,一旦产生小的灵感,就要相信它的价值,并锲而不舍地把它发展下去.B大熊猫憨态可掬,小猴子顽皮可爱,使得周围的大人们忍俊不禁的笑了。

C、《孔融让梨》这个故事更是家喻户晓,它讲的是孔融按照长幼顺序分梨,而自己却挑选最小的。

D、她在追赶抢她皮包的强盗时,被迎面而来的车撞伤,真是祸不单行。

4.经典诗文默写(6分)(1),往来无白丁。

(2)将军百战死,。

(3),阴阳割昏晓。

(4)山重水复疑无路,。

(5),闲敲棋子落灯花。

(6)落红不是无情物,。

5.文段修改(4分)①通向成功不止一条,没必要一条路走到黑,头碰南墙才回头忘掉最初的选择并不意味着背叛了自己,放弃无可挽回的事情并不说明你整个人生从此黯然无光。

②放弃,是为了更好地得到,只要果断放弃,才能将该拿起的东西更好地把握。

_______________________________________________________ _______________________________________________________ 6.名著阅读(2分)尼摩船长和阿龙纳斯在海底环球探险旅行时,经历了许多险情,请概括出2次险情。

北师大版七年级数学下册总复习试题(有答案)

北师大版七年级数学下册总复习试题(有答案)

北师大版七年级数学下册总复习题目及答案一:选择题(每小题3分,共30分) 1、下列运算正确..的是( ) A .1055a a a =+ B .2446a a a =⨯ C .a a a =÷-10 D .044a a a =- 2、下列说法错误的是( )A .两直线平行,内错角相等B .两直线平行,同旁内角相等C .同位角相等,两直线平行D .平行于同一条直线的两直线平行3、下列关系式中,正确..的是( ) A . ()222b 2ab a b a +-=+ B. ()222b a b a -=-C . ()222b a b a +=+ D. ()()22b a b a b a -=-+4、等腰三角形的两边长分别为4和9,则它的周长 ( )A 、17B 、22C 、17或22D 、215、如图,某同学把一块三角形的玻璃打碎成了三块,现在要到玻璃店去配一块完全一样的玻璃,那么最省事的办法是( )(A )带①去 (B )带②去 (C )带③去 (D )带①和②去6、如图,AB ∥ED,则∠A +∠C +∠D =( ) A .180°B .270°C .360°D .540°7、在一个不透明的袋子里放入8个红球,2个白球,小明随意地摸出一球,这个球是白球的概率为( )A 、0.2;B 、0.25;C 、0.4;D 、0.88、由四舍五入得到近似数5.03万( )A .精确到万位,有1个有效数字B . 精确到个位,有1个有效数字C .精确到百分位,有3个有效数字D . 精确到百位,有3个有效数字 9、下列图形中,不一定...是轴对称图形的是( ) A .等腰三角形 B . 直角三角形 C .钝角 D . 线段 10、不能判定两个三角形全等的条件是 ( )A 、三条边对应相等B 、两角及一边对应相等C 、两边及夹角对应相等D 、两边及一边的对角相等二、填空题(每小题3分,共30分)11、等腰三角形的三边长分别为:x +1、 2x +3 、9 ,则x = 12、一个角的补角是它的余角的4倍,则这个角是_________度。

鲁教版七年级英语试题及答案(五四制)七年级下册鲁教版

鲁教版七年级英语试题及答案(五四制)七年级下册鲁教版

鲁教版七年级英语试题及答案(五四制)七年级下册鲁教版鲁教版七年级英语试题及答案(五四制) 七年级下册鲁教版鲁教版七年级英语试题及答案(五四制)一、单项填空(15分)1. There are about five ______ students in our school.A. hundredB. hundredsC. hundred ofD. hundreds of2. Saturday is the ______ day of the week.A. firstB. secondC. lastD. third3. Get up early,______ you"ll catch the early bus.A. soB. andC. butD. or4. Hurry up,______ you"ll be late for class.A. soB. andC. butD. or5. The PRC was founded ______ October 1st,1949.A. inB. onC. withD. for6. They are all interested ______ English.A. inB. onC. toD. at7. My sister _____ a letter when I got home last night.A. is writingB. was writingC. wroteD. is reading8. He asked me if I ______ the play.A. sawB. had seenC. have seenD. see9. _____ is raining now. You"d better stay at home.A. ItB. WeatherC. ThisD. That10. He will write to you as soon as he ______ there.A. will getB. to getsC. getsD. getting11. The bus stop ______ in 1999.A. was builtB. will be builtC. builtD. will build12. The work must ______ in time.A. be doneB. didC. is doingD. do13. The policeman told us ______ in the street.A. don"t playB. not to playC. to not playD. to play14. Tom told me that he _____ to England the next week.A. would goB. will goC. is goingD. goes15. The Blacks ______ in this factory since 1996.A. has workedB. has comeC. have beenD. have arrived二、情景交际(10分)1. “Are you hungry now? ” “______. ”A. All rightB. No, a lotC. Yes, a littleD. I’m hungry, too2. “______? ” “They’re going to get there by bus. ”A. When are they going to get thereB. How are they going to get thereC. What are they going to doD. Where are they going to get3. “Would you like to have another cup of tea?”“Yes, ______. ”A. I would like toB. I would likeC. I would loveD. I would want4. “When shall we meet?”“______ a quarter past two? ”A. What aboutB. Which aboutC. Who aboutD. Where about5. —Excuse me, where’s the post office, please?—Sorry, I don’t know.—______.A. Bye-byeB. That’s all the sameC. Thank you all the sameD. Thank goodness6. —Which sweater do you like better?—______.A. Good ideaB. I can’t decideC. Yes, it’s niceD. Yes, please7. —How do you like the new film?—______.A. Very kindB. Very deliciousC. Very luckyD. Very interesting8. —Could you come, please? I want some help.—______.A. Yes, I couldB. You’re welcomeC. Sure. I’m coming nowD. That’s right9. —Don’t pick flowers in the school garden next time, Lili.—______A. I have no ideaB. Sorry, I won’t.C. Is that so?D. Don’t worry.10. —Sorry, mummy. I can’t tie my shoe.—Don’t worry, dear. ______.A. I want to help youB. I’ll help youC. I’d like to help youD. I wish to help you三、排序(5")以下两种题型,供选择:(一)1. Sorry, I have to do my homework first.2. Yes, I must . But I may come later.3. Oh! Do you have to do it now?4. Hi, Mingming. Can you come and play games?5. OK.A. 4-5-1-3-2B. 4-1-2-3-5C. 4-1-3-2-5D. 4-2-3-5-1(二)—Oh, hi there! Li Ping! ___1___ What a pleasant surprise to meet you here.—Hi, it"s you. First of all I must congratulate you. ___2___—Oh yes, thank you. I was lucky. ___3___—He is very well. He asked me to say hello to you when I meet you.—___4___ I"m missing him very much. I"ll call on him some day. Would you say "Hi" to him for me when you see him and tell him that I"m going to see him?—___5___.—Thanks.A. Thanks for passing on his greeting.B. OK, I will.C. It"s nice of you to say so.D. Haven"t seen you for ages.E. Wang Lin told me that you got a very good job.F. You are welcome.G. How is Wang Lin now?四、完形填空(15分)Nearly everybody enjoys chicken, and the most famous name in chicken is Kentucky Fried Chicken. Mr Sanders, the man who started this ___1___ was not always very rich. At one time, he ___2___ a smallgas station next to a highway (公路). Many truck drivers ___3___ there to get gas and take a rest. Mr Sanders realized they were often ___4___, so he began serving sandwiches and coffee. ___5___ the sandwiches he made tasted good, and didn’t ___6___ too much, more and more ___7___ came to eat at his place. ___8___ Mr Sanders began to serve fried chicken. People ___9___ it very much, and his new business grew rapidly. Not long after, however, another highway was ___10___, and many drivers no longer went ___11___ Mr Sanders’ restaurant. S o he had to ___12___ it. Then he traveled around the country ___13___ to sell his idea of opening fried chicken restaurants. He ___14___. By 1967, there were almost 5000 Kentucky Fried Chicken restaurants. And now, ___15___ you go in the United States, you will see one. If you like chicken, I’m sure, you’ll enjoy eating Kentucky Fried Chicken.1. A. business B. shop C. life D. search .2. A. found B. worked C. saw D. owned3. A. passed B. got to C. stopped D. left4. A. late B. hungry C. tired D. sick5. A. Although B. If C. As D. Once6. A. need B. pay C. spend D. cost7. A. passengers B. drivers C. students D. doctors8. A. Then B. So C. But D. For9. A. ate B. liked C. tried D. drank10. A. appeared B. found C. built D. poken11. A. out B. to C. over D. on12. A. close B. run C. return D. take13. A. trying B. believing C. thinking D. suggesting14. A. failed B. fails C. succeeds D. succeeded15. A. whenever B. wherever C. where D. when五、阅读理解(30分)(A)Mr Smith made many tests (作试验) with different animals and the monkey was the cleverest of all the animals.One day Mr Smith put a monkey in a room. He also put some small boxes in it. In one of the boxes there was some food. " How long will it take the monkey to find the food? " Mr Smith said to himself. " Let me wait and see. " He left the room and waited outside. Three minutes later, he put his eye to the keyhole (钥匙眼). What did he see? He saw the eye of the monkey. The monkey was on the other side of the door and looked at Mr Smith through the keyhole.1. Mr Smith made tests with __________.A. different animalsB. the monkey onlyC. all the monkeysD. all of the cleverest animals2. There was some food in _______ of the small boxes.A. someB. noneC. oneD. each3. Mr Smith put a monkey and some boxes in a room because he wanted toknow___________.A. how much food monkey could findB. how many boxes the monkey could carryC. how long it would take the monkey to put its eye to the keyholeD. how long it would take the monkey to find the food4. What was the monkey doing when Mr Smith was putting his eye to the keyhole?A. The monkey was eating food.B. The monkey was looking for food.C. The monkey was eating on the other side of the door.D. The monkey was looking at Mr Smith through the keyhole.5. Mr Smith is a ________.A. teacherB. scientist (科学家)C. doctorD. farm worker(B)Do you need friends? I"m sure your answer is "Yes,of course. Everybody does! " Youneed friends when you play and when you work. If you have friends, you will feel happy. If you have no friends. you will feel lonely (寂寞的).Do you know how to make friends? There is only one good way—You make friends bybeing friendly.A friendly person is interested in other people. He is always helpful If you want to make friends with a new classmate, you can talk with him, tell him about the other classmates in your class and try your best to be helpful to him.6. We need friends __________.A. because we must play with themB. Because we must work with themC. when we play and when we workD. when we talk with them7. If we want to make friends, we should __________.A. be politely to themB. be friendly to them.C. be afraid of themD. when we talk with them.8. A friendly person is _________ other people.A. interested inB. worried aboutC. surprised atD. like them9. If we want to make friends with a new classmate, ___________.A. we can talk with themB. we must try to help himC. we can tell him about the other classmates in our classD. A、B and C10. Which of the following is true?A. No one needs friends.B. Everyone needs friends.C. Only classmates need friends.D. Someone needs friends.(C)Billy and Bobby were small boys. They were pothers, and they often fought.Last Saturday their mother said to them, "I"m going to cook our lunch now. Go out and play in the garden and be good. ""Yes, Mum," the two boys answered, and they went out.They played in the garden for half an hour, and then Billy ran in."Mum," he said, "Bobby"s poken a window in Mr Allen"s house. " Mrs Allen was one of their neighbours(邻居)."He"s a bad boy, " his mother said. "How did he peak it?""I threw a stone (石头) at him," Billy ansered, "and he quickly moved down. "11. Billy and Bobby were _______.A. sistersB. classmatesC. not often kind to each otherD. always kind to each other12. Last Saturday their mother asked them ________.A. not to play in the gardenB. to cook their lunchC. not to go outD. to be good13. Half an hour later, Billy told his mother_________.A. that Bobby poke the windowB. how he himself poke the windowC. how he cooked their lunchD. how they played in the garden14. Mrs Allen was________.A. Billy"s motherB. their neighbourC. their motherD. Bobby"s aunt15. ________ poken the window.A. Mrs AllenB. BobbyC. BillyD. The mother(E)Bill, with his father,went to see his grandfater. In the train Bill often put his head out of thewindow. His father said,"Don"t do that. Bill! It"sdangerous. " But Bill went on putting his head out ofthe window.So his father took Bill"s hat quietly, hide(藏) itbehind his back and said, "Now you see your hat is away," So Bill was afraid.Then his father said, "Well, whistle(吹口哨) once. Your hat may come back. " Bill whistled. His father put quietly the hat on Bill"s head again.Bill laughed. He took his father"s hat and threw it out of the window. " Now it"s your turn to whistle,Dad!" The boy said happily.16. How did Bill and his father go to see Grandpa?A. On food.B. By trainC. On a busD. In ship17. What did the boy often do in the train?A. He often spoke to his fatherB. He often played with his hat.C. He often whistled.D. He often put his head out of the window.18. Why did his father hide Bill"s hat?A. To make Bill worriedB. So Bill won"t put his head out of the windowC. His fater just played a joke with him.D. Because he was afraid Bill"s hat would lost19. Which of the following statements is right?A. Bill didn"t want to have his hat back.B. The father took his son"s hat and threw it out of the window.C. The father"s hat wasn"t thrown away.D. The father"s hat was away.20. From the story, we know _________.A. Bill wasn"t happy on the way.B. Bill didn"t know what his father had done with his hat.C. the father would whistle to get back his hat.D. the father would be very happy at last.六、词汇(20分)A.用括号中所给单词的适当形式填空:1. Take the medicine ______ a day after meals. (two)2. Do you know the ______ between the two words? (different)3. We hope you children grow happily and ______. (health)4. Of all the subjects, which do you think is ______. (difficult)5. Tim will come back on the of next month. (twelve)6. Several came to visit our school last Friday. (foreign)7. At the ______ of the class, Mr Tang told us a funny story. (begin)8. You should push your ______ twice a day to keep them healthy. (tooth)9. It’s very ______to cross a busy street. (danger)10. Jane’s mother looked tired and ______. (worry)B.根据句意和括号中的汉语提示,在每一横线上填上一个恰当的英语单词:1. His favorite subject is art, but ______(我的) is music.2. I found a good job in a big company after I ______(毕业) from university.3. My little sister’s hobby is collecting ______. (邮票)4. ______(安全) is the most important while we are traveling.5. Look! Tina is dancing ______(在……当中) those children over there.6. This year Olympics are ______(特殊) because the games are coming back to the country where they started.7. Mother often______(鼓励) me to solve problem by myself.8. Her father has just had his ______(四十) birthday.9. 1 haven’t heard from him since la st ______. (一月)10. He felt so ______ (饥饿) that he ate three bowls of noodles.七、英汉互译(10分)根据中文意思完成,每空限填一词。

完整版)人教版七年级下册英语测试题(带答案)

完整版)人教版七年级下册英语测试题(带答案)

完整版)人教版七年级下册英语测试题(带答案)七年级英语试卷总分:100分考试时间:60分钟I。

单项选择(15分)1.I usually go to work by bike but today I am going to work on a bus.2.Kate。

an 8-year-old girl。

wants to be a XXX.3.XXX.4.Can you tell me what your name is?5.Miss Smith is good at music。

and she is good with her students.6.He is a good student。

so he is always on time.7.I can do Chinese kung fu very well.8.Scott has an XXX.9.What's the time。

It's four o'clock.10.It’s time for us to have lunch now。

11.We want some singers for our school show。

12.Jack can play ping-pong but he can’t play the lin。

13.The train arrives in Shanghai at 10.Let’s get to the n before that。

14.How far do you live from school。

–About 5 minutes’ walk。

15.It takes me two hours to do the homework。

1.Talk to Mr。

Brown and you can know more about this school。

2.We must follow the rules at school。

人教版七年级语文下册第二单元测试题(附参考答案)

人教版七年级语文下册第二单元测试题(附参考答案)

七年级下册第二单元测试题一、积累与运用部分(40分)1、古诗文默写(10分)①吴均在《山中杂诗》中描绘最有趣山中生活的是②《江南逢李龟年》中抒发无限感慨的诗句是③《竹里馆》中写夜静人寂,明月相伴的诗句是④《木兰诗》中夸张的写木兰矫健雄姿的句子是⑤《论诗》中表达创新意识的诗句是2、将下面的句子工整美观的写在方框里(4分)3A痴zhì痛谰 làn语辔pèi 头浊 zhuó流B郝hǎo叟气氛fēn 默契qì铠kǎi甲C亘héng古田垄lóng 污秽huì啾啾quīD哽gèng咽镐gǎo头宛转zhuàn 意蕴yùn4、下列各句标点符号使用不当的一项是()(3分)A、像你一样的伟大坚强,像你一样的伟大坚强!B、要知在艰难的国运中建造国家,亦是人生最有趣的事……C、“我的朋友们啊,”他说,“我——我……”D、我必须看见一个更美丽的故乡出现在我的面前……或者我的坟前。

5、下列各句子中没有语病的一项是()(3分)A 、这篇作文真难写,我用了整整两个小时左右的时间,才写好交卷。

B、我们应当认真研究和解决同学们的倡议。

C 、张老师的一席话把我先前的顾虑全赶跑了。

D 、几个学校的中层干部就近期的德育工作发表了很好的意见。

6、下列搭配得当的一项是()A、《黄河颂》——光未然——歌词B、《最后一课》——都德——散文C、《艰难的国运与雄健的国民》——李大钊——杂文D、《土地的誓言》——端木赐——抒情散文7、仿写句子(4分)我们应该心存感激,感激生活对我们的厚爱,我们没有捕鱼种树,却能品尝到美味佳肴,,。

心存感激,是一种明朗的心情,一种人性的光辉,多一份感激,就少一份贪婪与抱怨,,。

8、综合性学习与探究(7分)“一把黄土塑成了千万个你我,静脉是长城,动脉是黄河。

”黄河是中华民族的母亲河,是她用甘甜的乳汁哺育了一代又一代中华儿女,孕育出了灿烂的华夏文明。

人教版七年级下册期末考试专题训练之补全对话(有答案)

人教版七年级下册期末考试专题训练之补全对话(有答案)

⼈教版七年级下册期末考试专题训练之补全对话(有答案)⼈教版七年级下册期中考试专题训练之补全对话专练补全对话(⼀)A:It is such a lovely day. I love sunshine.B:________(1)A:I hope it stays like this.B:________(2)A:Is the weather usually like this here?B:A bit hotter than today.A:________(3)B:It's pretty cold and it often snows in winter.____________(4) A:A lot like the weather here, not too hot or cold. B:I heard it rains a lot.________(5)A:Mmm, yes. It rains but not more than other places.A.I hope so, too.B.What's the weather like in winter?C.Is that true?D.I don't think so.E. Thank you for your kindness.F. Yes, it's really a nice and bright day.G. What about your hometown?补全对话(⼆)A:Hello, this is Laura. May I speak to Cindy?B:Hi, Cindy speaking.A:________(1)B:I am watching a film on the Internet.A:________(2)B:A film called Zootopia (《疯狂动物城》).A:________(3)B:Yes, it's about animals' dreams. I am deeply moved by it. A:Sounds good. I'll enjoy it when I'm free.B:I'm sure you'll like it.________(4)A:Oh, I found an interesting place to go for a picnic. Want to join us tomorrow?B:Um, let me have a look first.________(5)A:Sure. Please do remember to give me a reply.B:OK. Thanks for calling.A.I hear it's very popular.B.Is it about animals?C.What are you doing now?D.What film is it?E.Would you send its information to me?F.When do you usually go to the movies?G.Well, but why do you call me?补全对话(三)⽤恰当的词填空,完成对话,每空⼀词。

2022七年级下册语文补充习题人教版电子版

2022七年级下册语文补充习题人教版电子版

2022七年级下册语文补充习题人教版电子版1、1“羽扇纶巾,谈笑间”的下一句是“一时多少豪杰”。

[判断题] *对(正确答案)错2、19.下列词语中加点字字音有误的一项是()[单选题] *A.附和(hè)炫耀(xuàn)哺育(bǔ)仓皇逃窜(cuàn)B.山涧(jiān)冗杂(rǒng)门框(kuàng)潜心贯注(qiǎn)(正确答案)C.粗拙(zhuō)藻饰(zǎo)狼藉(jí)春寒料峭(qiào)D.选聘(pìn)遏制(è)斟酌(zhēn)颠沛流离(pèi)3、1韩愈是唐代古文运动的倡导者。

他主张文以载道,恢复先秦两汉的优秀散文传统。

[判断题] *对(正确答案)错4、1“寒舍”一般用于对自己住处的谦称。

[判断题] *对(正确答案)错5、1《劝学》是《荀子》开篇之作。

在《劝学》里,荀子主要论述了后天的学习对人的品性具有决定的意义。

[判断题] *对(正确答案)错6、1公司副总把珍藏多年的书借给你,你说:“这么珍贵的书您都毫不犹豫地借给我,太感谢了,我会尽快璧还,请您放心。

”你的表达是得体的。

[判断题] *对(正确答案)错7、1《念奴娇赤壁怀古》是豪放派词人辛弃疾的代表作。

[判断题] *对(正确答案)错8、1议论文中论据与论点的关系是证明与被证明的关系。

[判断题] *对(正确答案)错9、补全句子:意兴()然[单选题] *卬昂盎(正确答案)醠10、下列选项中加着重号字注音正确的一项是()[单选题] *A、膝盖xī懊丧sàn 荒林huāngB、稠密chóu 凫水fú蹊跷qiāo(正确答案)C、嬉笑xī恪守luò废墟xūD、璀璨cuǐ做窠cháo 沙漠mò11、下列词语中,加着重号字的读音完全相同的一项是()[单选题] *A、笑靥厌烦梦魇恹恹B、惊诧岔路刹那差劲(正确答案)C、元宵云霄销赃肖像D、蕴涵熨斗氤氲头晕12、下列选项中加着重号字注音正确的一项是()[单选题] *A、嗜好shì厌恶èB、崇高chóng 熔化róng(正确答案)C、补偿chǎng结缘yuánD、包揽lǎn 苦难nán13、五岳之首是()[单选题] *衡山泰山(正确答案)恒山嵩山14、1《荷花淀》是孙犁的散文。

七年级下册语文补充答案零五网人教版2022

七年级下册语文补充答案零五网人教版2022

七年级下册语文补充答案零五网人教版20221、1《诗经》分为风、雅、颂三类,普遍运用赋、比、兴的手法,语言以四言为主,其中不少篇章采用重章叠句的艺术形式。

[判断题] *对(正确答案)错2、薄薄的青雾()起在荷塘里[单选题] *浮(正确答案)飘漂涨3、1《清塘荷韵》中,作者季羡林想说明的人生哲理是:天地萌生万物,对包括人在内的动、植物等有生命的东西,总是赋予一种极其惊人的求生存的力量和极其惊人的扩展蔓延的力量,这种力量大到无法抵御。

[判断题] *对错(正确答案)4、25. 下列词语中加双引号字的字音、字形完全正确的一项是()[单选题] *A.“彷”徨páng“襁”褓qiáng接“踵”而至zhǒng“振”耳欲聋zhènB.推“搡”sang苍“劲”jìn 目“眩”神迷xuàn纷至“踏”来tàC.“抉”择jué“拾”级shè轻歌“曼”舞màn不修边“幅”fú(正确答案)D.“漩”涡xuàn“拙”劣zhuō“慢”不经心màn挑“拨”离间bō5、修辞手法选择:有的什么也不想,黑乎乎的,一动不动,堵住你的去路[单选题] *比拟比喻拟人(正确答案)夸张6、1《劝学》的作者是荀子,名况,字卿,是我国春秋时期著名的思想家、教育家,先秦儒家最后的代表,朴素唯物主义思想的集大成者。

[判断题] *对(正确答案)错7、下列选项中加着重号字注音正确的一项是()[单选题] *A、平庸yōng 携带xié(正确答案)B、沐浴mò诱惑huòC、嘈杂záo 揣摩chuāiD、萎缩wěi 热忱shěn8、1苏轼与辛弃疾合称为苏辛,同为豪放派代表。

[判断题] *对错(正确答案)9、《红楼梦》中出现了许多小物件,在推进情节方面或多或少地起到了作用,其中与宝玉、黛玉的情感发展无关的物件是( ) [单选题] *A.手帕B.金锁C.金麒麟D.虾须镯(正确答案)10、24.下列加点词语注音全部正确的一项是()[单选题] *A.朗润(rùn)应和(yìng)着落(zháo)精神抖擞(sǒu)B.贮蓄(zhù)莅临(1ì)粗犷(kuǎng)咄咄逼人(duō)C.侍弄(shì)分歧(qí)一霎(shà)混为一谈(hùn)(正确答案)D.攲斜(qī)侮辱(wū)难堪(kān)人声鼎沸(dǐng)11、1“寒舍”一般用于对自己住处的谦称。

人教版英语七年级下册unit5-练习试题(有答案)(最新整理)

人教版英语七年级下册unit5-练习试题(有答案)(最新整理)

一、单项选择1.Let’s after school.A. to play basketballB. play basketballC. play a2. see the giraffes.A. LetB. Let weC. Let’s3. --- do you like animals? --- they are cute.A. Why, BecauseB. Why, SoC. What, Because4. Do you want ?A. eat riceB. to eat riceC. to eat rices5. A: Let’s see the monkeys first.B: ?A: Because they’re interesting.A. WhyB. WhatC. Where6.these tigers from?A.Where, areB. Where, comeC. Where are, /7.I like koalas because they are friendly.A.a kind ofB. kind ofC. kinds of8.—Where is he ? —South Africa.A.forB. fromC. like9.-- he breakfast at home? -- Yes.A.Do, haveB. Does, haveC. Does, has10.pandas from China?A.AreB. IsC. Do11.The elephants great danger in Africa.A.areB.isC. doesD.do12. I like , but this afternoon I don’t like .A.swimming;swimmingB.to swim; to swimC.swimming; to swimD. to swim; swimming13.The trees are green. Don’tA. cut down themB. cut them upC. cut them dowmD. cut up them14.One of the boys pet. The pet is really cute.A.haveB. hasC. keepD. save15.There is elephant in the zoo. elephant is from Africa.A.a, TheB. an, TheC. /, AnD. a, An16.--- Why do you like penguins(企鹅)? --- Because they are very .A.cuteB.dirtyC. lazyD. tall17.My work is interesting, but dangerous.A.a kind ofB. a kindC. kinds ofD. kind of18.Does your mother like sleeping during the day ?A.No, he doesn’tB. No, he isn’tC. No, she doesn’tD. No, she isn’t19.Chinese people are very .A.friendB. friendsC. friendlyD. friendy20.--- Do you like ? --- Yes , the y’re very smart.A.elephantB.tigersC. panadaD. animal21.One of the students from France. He speaks .A.are, JapaneseB. is, EnglishC. is, FrenchD. come, French22.--- do you like dogs ? ----- Because they’re very friendly.A.WhatB. HowC. WhyD. Where23.There is elephant and tiger in the picture.A.a, anB. an, aC. a, aD. a, an24.The girl is shy.A.very muchB. a littleC. muchD. little25.Where lions(狮子)?A.does, fromB. do, come fromC. is, fromD. are, come from26.He likes my friend.A.to play withB. to playC. play withD. play27.--- Can’t you see a lion in the cage? ---- .A.Yes, I can’tB. No, I can’tC. No, I canD. Yes, you can’t see it28.What animal do you like ?A.elseB. otherC. othersD. other’s29.He works only .A.at the nightB. in nightC. at the eveningD. at night30.I am afraid tigers because they are scary.A.withB. ofC. forD. in31.Mr Li is kind us. But sometimes he is kind serious(严肃).A.to, ofB. with , toC. of, toD. of, of32.Let’s the dolphins(海豚)now. They are very smart.A.readB. watchC. lookD. see33.T his term the teacher wants to have some change(变化), he hopes his students will have funEnglish.A.learnB. learningC. learnsD. to learn34.They are good , they are very .A.friends, friendsB. friends, friendlyC. friendly, friendsD. friendly, friendly35.She often the piano, she likes it very much.A.plays, playsB. plays, playingC. playing, playingD. playing, plays36.I want the lions, let’s them.A.to see, to seeB. see, to seeC. to see, seeD. see, see37.--- lions from? --------- They come from South Africa.A.Where doB. Where areC. Where isD. Where38.Elephants can remember places food and water, this helps them .A.with, liveB. with, to liveC. in, to liveD. A and B39.trees!A.Not to cut down so manyB. Don’t cut down so manyC. Not cut down so manyD. Don’t cut down so much40.People kill elephants their ivory(象牙).A.withB. inC. for D to二、按要求完成句子1.I like monkeys because they are cute. (就划线部分提问)you like monkeys? let pandas see. (连词成句)3.do you tigers why like ? (连词成句)4.The koala comes from Australia. (变否定句)The koala from Australia.5.He likes pandas very much. (变一般疑问句)he pandas very much?6.The beautiful girl wants to see giraffes. (对划线部分提问)does the shy girl want to see?7.Pandas are from China. (同义句转换)Pandas China.8.Our class has 56 students. ( 同义句)56 students our class.10. She isn’t from Beijing. ( 同义句)She from Beijing.12 I don’t like tigers because they are very scary. (划线提问)you like tigers?三、阅读理解AThere is an elephant and a monkey.They’re friends, but one day they want to know who is stronger(更壮). One of them says, “Who can get apples over there, who is stronger.”There’s a river over there. Monkey says, “I can’t swim.” Elephant says, “I can swim. Please sit on my back.” They go across the river. The apple trees are very high. The elephant can’t reach(够着)the apples. The monkey climbs(爬)up the tree and gets many apples.Now they know they should help each other.根据短文内容选择最佳答案。

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1. went 7. friendly
2. to go 3.tomato 8. watching
4.talking 5. sunny 6 doing
9. Children ’s
10. playing
四、单词拼写。 ( 10 分)
根据下列句子所给单词的首字母及中文提示,写出各单词的完全形式(每空填一词)
46. My aunt is a doctor, and she works in the People's H_________.
47. I'm very h_________, can you get me something to eat?
48. His father ’s work is interesting, but kind of _________( 危险 )
七年级下册补充试题
一、单项选择(共 25 小题,每小题 1 分 ; 满分 25 分)
1. ________ so fast! It ’s dangerous.
A. No run
B. No running
C. Don ’t run
D. Doesn’t run
2. __________! Can you ________ a bird in the tree?
D. are singing
-- ____ .
A. Yes, there isn’ t.
B. No, it isn ’ t.
( ) 6. Let’ s _____ the music first.
C. Yes, there is.
D. No, it doesn ’ t.
A. listening to B. listen to C. to listen ( ) 7. Frenchmen speak ____ in ____ .
A. Why
B. How
C. How much
D. What
12. The post office is _________ your right.
A. in
B. on
C. at
D. of
13. What does your brother do ?
A. He works very hard.
B. He is outgoing and friendly. C. He is a shop assistant
B. are playing the volleyball C. are playing volleyball
D. play volleyball
25. Next to the hotel is a small house_________interesting garden.
A. with a
B. with an
D. ours
16. ---How is it _______? -es
C. to go
D. going
17. _____ your father ________ to work at 8: 30 ?
A. Do, have
B. Have, /
C. Do, has
D. to listen
A. French, France B. France, French C. French, Frenchman ( ) 8. --What ____ she ____ ?
D. England, English
--She’s a teacher. A. is, do B. is, doing C. does, do ( ) 9. My father enjoys ____ jokes to us.
A.OK
B. Thank you
C. No, it isn ’t
D. Yes, it is
22. Look at the woman, who is _____ ? Do you know _______?
A. she, him
B. he, him
C. she, her
D. him, he
23.---Let ’s play tennis . --- _______ . Let ’s go.
46.Hospital 47.hungry 48.dangerous 49.first 50.Teachers’
51. lost
52.bought 53.cry
54.parents 55swimming
一.单项选择(每小题 1 分,共 20 分)
( ) 1. My pen pal ____ the UK.
A. say
B. speak
C. talk
D. tell
20. Thanks for
me
my English?
A. help, with
B. helping, in
C. to help, in
D. helping, with
21. ---Your English is pretty good.
---
A. next, to
B. between, and C. in, and
( ) 4. Listen! Lucy ____ in her room.
D. between, to
A. sings
B. is singing
C. sang
( ) 5. -- Is there a park in the neighborhood?
49. Lucy works very hard. She is the f_________ one to get to school every morning.
50. September 10th is T_________Day.
51. Her daughter is l______, she is looking for her here and there.
A. to eat
B. eat
C. eats
D. ate
8. Does he study hard __________ his test ?
A. at
B. for
C. of
D. in
9. ----Would you like some milk?
----________, I ’m full.
A. Yes, please.
A. See, look
B. Look at, see
C. Look, see
D. Look at, look at
3. ---Shall we go shopping now?
---Sorry, I can ’t. I __________ my shirts.
A. wash
B. washed
C. washes
C.has an
D. to an
1---5 CCDAA 6---10 DBBBB 11---15 ABCAC 16---20 DDABD 21— 25 BCBCB 四、用正确的词汇形式填空 (每小题 1 分,满分 10 分) 1.He put on his coat and _________ ( go ) out. 2.I’d like_________( go ) to the movie this afternoon. 3.He likes eating __________( tomato) noodles a lot. 4.Stop ___________ ( talk). The teacher is coming. 5.The sun is in the sky ( 天空 ). It ’s ___________ ( sun) today. 6.Yesterday he spent 2 hours _________( do ) his homework. 7.We like our English teacher, because he is very __________ (friend) to us. 8.They are having good fun_________ (watch) a basketball match on TV . 9.June 1st is__________ (child) Day. Many kids are pretty happy. 10.I want to go________ ( play)soccer with you.
52. Jim b__________ a new book from the bookshop yesterday.
53. Don ’t make the girl ________(cry) in the room.
54. We call father and mother p
.
55. She has great fun s________ in the river.
B. Why, ugly
C. Why, cute
D. Where, lovely
--No, he never stops __________.
A. talk
B. talking
C. to talk
D. is talking
( ) 12. I don ’ t like ____ days because it ’s too cold.
B. No, thanks.
C. Yes, I’d like to.
10. We had a good time _________ yesterday evening.
D. No, I wouldn ’t
A. at
B. /
C. on
D. in
11. --- ________ do you like koala bears ? ---- Because they’re cute.
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