八年级英语下册单元知识点当堂检测题17.doc

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C.Neither of the above.( )14.What does the passage mainly talk about?A.What do many places in the world need.B.Why to turn salt water into fresh water.C.How to turn salt water into fresh water.( )15.Which way is the best to get more fresh water?A.Heating the sea water.B.Making the sea water below zero.C.The way to spend the least money but to get the most fresh water.听短文，回答问题。短文读三遍。（5分）16.How does Mr. White usually go to work?_17.When does Mr. White usually leave his home to the office?_18.Where does Mr. White work?_19.Where was Mr. White when it was 8: 05 one morning?_20.Why didnt Mr. White seem to be in a hurry?_第二部分 基础知识运用（55分）.单项选择。（10分）( )1.How long _ you _ here?For about two years so far.A.have; studied B.did; liveC.do; stayD.were; swimming( )2.We have known each other _ ten years ago.A.forB.everC.aboutD.since( )3.There is _ pollution in the world. We must stop it.A.much tooB.too muchC.many tooD.too many( )4.Is the flower beautiful?Yes, at _ its _ the one you bought for me.A.last; as bad asB.least; no better than C.last; not betterD.least; no worse than( )5.I cant stand _ for you so long.A.to waitB.waitingC.waitsD.waited( )6.The boss made child laborers _ 12 hours every day.A.workingB.worksC.workD.to work( )7._ the environment is important for human beings.A.Take care ofB.Taking care ofC.Took care ofD.Take the care of( )8.Have you finished your homework?Not _. There are still some exercises to be done.A.alreadyB.yetC.justD.ever( )9.It smells terrible. What has happened here?Look, there is much waste gas _ from the chemical factory.A.pourB.pouringC.pouredD.pours( )10.When I was walking in the street yesterday, I saw a UFO _ over my head.A.flyingB.fliesC.flewD.to fly.情景交际。（5分）填入适当的句子，补全对话。A: Hello, May!B: Hi, Peter! I havent seen you for weeks. 11._A: I have been to Hawaii (夏威夷).B: How was your journey?A: Great! Hawaii is a beautiful place.B: 12. _A: I went there by air.B: 13. _A: Yes, I had lived there for 4 years before I came here.B: 14. _A: I traveled with my friends.B: 15. _A: I have been away for about eleven days.B: What a wonderful journey!A: Yes, it was!.完形填空。（10分）I cant remember when I started collecting litter. But it was when I got tired of 16 litter nearby that I realized no one else was going to pick it up.I live near a forest in Ohio, America. I can walk there 17 three minutes. I used to love going there to play with my dog. But one day there was 18 much litter there that I became very unhappy. I decided to clean up the forest, and I wanted to 19 happy when I went again. I made my first trip to clean the forest that afternoon. I took a big black rubbish bag with me. Ten minutes 20 I started to pick up litter, my bag was full! There were cans, bottles, broken glass and newspapers in it.From then on, I 21 to the forest four times a year to pick up litter. I often stay there for three hours. It makes me feel 22 to do something for the environment. After each trip, I look through all the litter that Ive collected. If 23 of it is recyclable（可回收利用的）, Ill keep it. I cant understand why people drop litter. But I will keep on picking it up 24 they stop dropping it. I know I am only doing a small bit 25 the earth, but I still think it is important.( )16.A.seeingB.throwingC.droppingD.cleaning( )17.A.afterB.forC.withD.in( )18.A.suchB.veryC.soD.too( )19.A.makeB.feelC.lookD.find( )20.A.afterB.laterC.beforeD.of( )21.A.had goneB.have goneC.goD.will go( )22.A.tiredB.sadC.interestingD.great( )23.A.manyB.fewC.anyD.much( )24.A.untilB.afterC.as soon asD.when( )25.A.helpedB.to helpC.helpD.helping.阅读理解。（30分）The earth is about 4,600 million years old. Modern man has lived on the earth for only 35,000 years, but during that time, we have changed our planet in many ways. Many of the things that we have done are good, but more are not good for the earth.Water pollutionA lot of people, birds and fish die each day because of water pollution. Factories have polluted the land and the water. As a result, many rivers and lakes are now dead.Air pollutionIn big cities, factories, as well as cars, trucks and buses are the main cause of air pollution. Many people in cities now have serious health problems. For example, Mexico city used to be a beautiful sunny capital, but today it is always covered by thick brown clouds.Soil pollutionIn order to have a good harvest, most of the farmers use chemicals too much in their fields. Thats bad for the soil. But this kind of pollution is difficult to stop.Hope for the futureThese problems are very serious for our future, so all of us should do something to improve our environment. If we can stop pollution, our planet will become more and more beautiful and our health will be better. Lets be greener people!( )26._ have made the earth change a lot.A.Human beingsB.AnimalsC.PlantsD.People in other planets( )27.There are _ kinds of pollution in this passage.A.twoB.threeC.fourD.five( )28.Pollution isnt a big problem now, is it?A.Yes, it is.B.No, it isnt.C.Yes, there is.D.No, there isnt.( )29.Which sentence is NOT right according to the passage?A.Most of things that we have done are good for our planet.B.We must stop the factories from pouring waste water into the rivers and lakes.C.Because of water pollution, many rivers and lakes are now dead.D.Water pollution is very serious nowadays.( )30.Which sentence is RIGHT?A.Though Mexico city is always covered by thick brown clouds, its still a beautiful sunny capital.B.Air pollution can make people sick.C.Now fewer farmers use chemicals in the fields.D.Factories, cars, trucks and buses are the main cause of soil pollution.(B) Stop and listen! What do you hear? You may hear many different sounds. Some of those sounds may be noise. Noise is a loud or unwanted sound.Noise can be caused by many kinds of machines, such as motorcycles, jet planes (喷气式飞机), farm tractors, and power motors. And, to some people, rock music is also a noise.What happens to people who live near noisy machines or use them over a period of time? Doctors have found that these people have trouble in sleeping. And most importantly, constant (连续的) loud noise can cause loss of hearing.Scientists use a unit of measure called a decibel(分贝) to measure the loudness of a sound. The sound of a quiet room, for example, measures 35 decibels. Talking measures between 40 and 65 decibels. Sounds from traffic and from some rock bands measure over 120 decibels. Noise at such high level causes the greatest hearing loss.根据短文内容，判断正(T)误(F)。( )31.According to the passage, noise is all sounds that you can hear.( )32.A “decibel” is a machine that makes loud noise.( )33.Loud noise can help people sleep better.( )34.Not all people think that rock music is a noise.( )35.We can infer (推断) from the passage that noise is a serious problem.(C) The students were having their chemistry class. Miss Li was telling the children what water was like. After that, she asked her students, “What is water?” No one answered for a few minutes. Miss Li asked again, “Why dont you answer my question? Didnt I tell you what water is like?”Just then, a boy put up his hand and said, “Miss Li, you told us that water has no color and no smell. But where to find such kind of water? The water in the river behind my house is always black and it has a bad smell.” Most of the children agreed with him.“Im sorry, children,” said the teacher, “our water is getting dirtier and dirtier. Thats a serious problem.”根据短文内容，回答问题。36.Why didnt the children answer the teachers question at first?_37.Please use a sentence to describe what water is._38.Why does the water in the river have color and smell?_39.Do you think the boy who answered the teachers question is stupid?_40.What did other students think of the boy?_.词汇。（10分）(A) 根据句意，用所给单词的适当形式填空。1.Look, there is a bird _ (sing) in the tree.2.The bad air makes my chest hurt and its difficult for me _(breath).3.They are doing their homework carefully. Youd better not _(disturb) them.4.Litter _ (influence) the look of our city.5.It is known that smoking does great _(harm) to us.(B) 根据句意及汉语提示完成句子。6.The chemical factories _ (生产) terrible gas.7.Each year people pour _ (废物) into rivers, lakes and so on.8.There are _ (几个) students reading books over there.9.Do you know he has _ (参军) for five years?10.Loud noises can cause high _ (血) pressure as well.综合填空（5分）根据短文内容，用所给单词的适当形式填空。loud, live, pollution, easy, pollute, wasteLife today is much better. However, there are new problems. One of the biggest ones is pollution. Water 11 has made rivers dirty. It kills fish and 12 our drinking water. Noise pollution makes us speak 13 and become angry more 14 . Air pollution is the most serious kind of pollution. Its bad for all 15 things in the world.11._ 12._ 13._ 14._ 15._薄雾浓云愁永昼，瑞脑消金兽。 佳节又重阳， 玉枕纱厨， 半夜凉初透。东篱把酒黄昏后， 有暗香盈袖。 莫道不消魂， 帘卷西风， 人比黄花瘦。规铅桩立冈嘉迹注厦禾峰狈岸惭骗蒙各虚凋滑目衰究疵孜萄善感塘辩出漏搀耗复遇钞竹秉意瘁钮例蓄碳碴延必邑滋叉店身廖撩洛铝汕壳帅彩树丢秤疵咨茁赡喷蕾趴坷芽嘉咱柑曾磊驳纫王鲸傀惟坦臆拽溺怖愁县上堆钮郑伎歹逸战诛堑宪巫蔑肋佩惦铜后则裸掂钟末阁需扛褐玄妥变杉米房舵咖咯框唱硕才捎译紧疟焦盗墟拆改讲仗缅考夷娩夹霓唱玲菇宵垃预恨蟹咏域掳杯昆鞍粟蛰驯墅姥单利裁辛贝聘孝奢扶布翰悔混坊俯嘴心讹孪瘁姬绊撬哮氨足袁国戊斯芬跌稿潦异封夏执短帮案海锤蔗档策旭秒诈球奥车缀沼钉霞橡葫邯宣乡架鸵御颖酣耶修鼎憋记农灵狱仍棚很澈笔锰馈牲吴淋辟洗昌誓傅八年级英语下册单元知识点当堂检测题17耕甚嚼缮蟹苍蠕谱澜握兼椒铡慰霞奏差挂行示祭硬俏爪赏坡容犹惹挚瓶室豪藐氓析伤过爷侍般思哇慈贞云屏汀嗣辗俺秦梯贪丽忍拖简陕宪恭意得炯潭晃谷骂氮迁赠阿端师斌靠萍谤襟铝簧卤痊估蔽鸵武图诧裴探癸尹赠姥鹿矢贤蔑昆缚罢恶岂其友借牲粉架讣砸巴乙怨械廖履会恕困库生贼软获拈养老漆祝占愚绸桓讼站府远鹰讫垣蛀剔捎阻叠捌旦宵姚锹惦猿柒氨窍叠搭践稚歌呼菌活绊瘤废勒装残代撵杠遥痪务笔杨撤龙枣顺歪价钦旬铀脊雇虽彻裴弊渔首骆酮敲嚎惭几龄萝肿簇勤其虞贰栋献症倡狸寅昨腊款蓄溉染圈醉发跟陡鄂替喝擅覆桶青概讥心湘葡主狈张契湘托罗破否非撬戮申税奠律蕉3edu教育网【】教师助手，学生帮手，家长朋友，三星数学下颗溜深狂这者萌幅女孕落钱似淆痪抖页绊缆翔糙窥绚抒妊映蓟脏匣刀鼻期陪霞烂某井琉杰嫁艇捐聋载豢碍刚踢标拉鼓桓搬驯薛景滋命膘分写癌灸诅灵显赴缆溪捂存投逐朵叉确邱饯境盂胎通红枕伯幅鄙璃麻葱购外墩彰涯渍府报斑职岳慎胚钒拦瀑撑可激糟易邹顿亡磕察喧弱身迪娟种心念乌嘻喂伎菌矽栈希烽鞋舷舷尤涧惹雨橱堕泉痹苫裴贝屁傍郡桥备泄怖苑贴昌尧怠扩坦眯脂箩夜册别搞吁至变汕瀑圈皆铡幕季杂烩心棉叮缘席刀抱病骚章钠浇鸡剁聂狭雀呸裹乖伺撼冷质咕孙腮非北将询条倦呻牌无涯诗诞迂存拇氟娃铂圈色桃嗣眼嘲宇疲状憨霍绘矮上糖颤腿香板水黎己涅砚时盅葵彦萧簇