Unit2Topic20001

1、Unit 2 Topic 2i. 单项选择。（io分）()1. Would you like to have?No, tha nk you. I e had eno ugh.B.someth ing moreD.more somethi ngA. a nything moreC.more anything( )2.The Gree n Great Wall can stop the windblowi ng the earth away.A.toB.fromC.ofD.with( )3.This washing machine is very difficult to use.can lear

2、n to use it in a very shorttime.A.Somebody B.A nyoneC.Nobody()4. Hi, Bob! I can tfind my story book. Have you seen it?Sorry, I haven . Why not ask Jim? Perhaps he seen itA.any whereB.everywhereC. no where()5. Which of the two subjects do you like, art or music?, they are really interesting.A.Neither

3、B.BothC.N one()6.We must pla nt more trees after weevery year.A.take away them B.take them away C.cut dow n them( )7.The clea ners must keep the streetA.from getti ng dirtyC.to get dirty()8. Isready for the trip?No, we haven t got a camera.B.to dirtyD.gett ing dirtyA.nothingB.everyth ingC.someth ing

4、()9.N one of usrunning, but we all like swim ming.A.likesB.likeC.lik ing()10.Lia ng Li is very busy, she always helps others.A.ButB.A ndC.AlthoughD.Every oneD.somewhereD.AllD.cut them dow nD.anythingD.would like toD.Because川.完形填空。（10分）阅读短文，从 A B C D四个选项中选出可以填入空白处的正确答案。Today we can see that many peop

5、le are cutt ing dow n the trees in the forests. A lot of 16 lands have become deserts. If we read newspapers, we ll learn that the forests on the earth are getti ng smaller 17 . We are cutt ing dow n large nu mbers of trees18we n eed wood andfarmla nd. Some scie ntists say that there will n ot be an

6、y great forests 1920 or 30 years.What will happe n if the forests disappear? A lot of pla nts will die and the ani mals will 20 their homes. In many places the new farmla nd will soon look 21 the old desert. Crops will not grow there. There won be eno ugh 22, and the weather will get hot and dry. If

7、 theclimate of the earth cha nges, life will be 23 for every one. Our livi ng environment will become 24. More and more rich farmland will disappear. We will suffer a lot from bothdroughts (干旱)and floods.It our duty 25 the forests well. Everyone should try his best to make a con tributio n (贡献)to ta

8、k ing care of the forests. Stop cutt ing dow n the trees and make the world gree ner!()16.A .lowB.richC.lo nelyD.high()17.A.o n timeB.all the timeC.in timeD. no time()18.A.orB.soC.becauseD.but()19.A.inB.atC.o nD.with()20AfindB.buildC.loseD.decorate()21. A.likeB.upC.atD.out()22 .A. s nowB.sunshineC.w

9、i ndD.rain()23.A.easyB.hardC.happyD.i nterest ing()24. A.better and betterB.worse and worseC.bigger and biggerD.more and more()25 .A.to doB.doC.to protectD.protectIV 阅读理解。(30分)(A)There are some easy things you can do to protect the environment and the earth. Choose ideas from the list or come up wit

10、h a few of your own. Plant flowers, grass or trees. When ever you visit a park or beach, take away what you bring there keep rubbish in a bag un til you can put it in a dustb in. Turn off the lights and TV sets whe n you leave the room. This can save a lot of electricity. Turn off the tap whe n you

11、brush your teeth. You can save some water by not lett ing it run. Also, use a glass cup in stead of a paper cup because this saves paper. Keep the doors and wi ndows closed in win ter to keep warm air in. Give your old books and magaz ines to a library in stead of throw ing them away. Give your old

12、clothes to poor childre n you know in stead of throw ing them away. Use both sides of paper. Stop pouri ng dirty water into the rivers or lakes n earby. En courage all your friends to do the same things you do to help protect the earth.You dont have to wait until Earth Day to do these things. Make e

13、very day Earth Day. If every one makes a con tributio n to protect ing the en viro nment, the world will become much more beautiful.根据短文内容，选择正确答案。( )26.From the above, we know that this is.A. a signB.a proposal (倡议书)C.an advertiseme ntD.a no tice()27.The writer tells us.A. to throw rubbish into a du

14、stb inB. to pour dirty water into the riversC. to save water by not lett ing it run while brushi ng our teethD. that we can do all these things until Earth Day()28.We canto save paper.A. use a paper cupB. use both sides of paperC. give old books to a libraryD. pick up waste paper at a school( )29.Wh

15、ich of the followi ng is NOT true accordi ng to the writer?A. Tur n of the lights whe n you leave the room.B. CIose the doors and windows in winter.C. Use a paper cup whe n you brush your teeth.D. Give your old clothes to the poor childre n.( )30.What the best title of the passage?A.P rotect the Ear

16、thB.Save Water and ElectricityC.Make Better Use of Old Thi ngsD.Save Money但)Dr. Jack Tod is very interested in cleaning water. 31 . So it s natural that he is to develop a small and affordable system(系统)to clean waste water. His “ Living Machine ” can clean waste water in your home or in your bus in

17、 ess.32 .The waste water goes into a big plastic tank where bacteria( 纟田菌)start to break down the waste. A few days later after it is dealt with, the water is brought into a gree nhouse filled with plants and fish. 33 , the plants and animals remove(去掉)more chemicals from the water, making it clea n

18、er. Then the water can be reused for wash ing or bath ing. 34 , but the water is clea n eno ugh for wateri ng the flower, wash ing the dog, or even for bath ing or swim ming.The adva ntage of this tech no logy is that it is affordable and good for the en vir onment.35,it can help to use less fresh w

19、ater, and it can help keep the water supply un polluted.根据短文内容，从下面六个选项中选出能填入文章空白处的最佳选项。A. If eno ugh homes and bus in esses use “ Livi ng Machi nes ”B. Water is importa nt for usC. He is also interested in saving moneyD. It cannot be used for drinking or cookingE. The “ Living Machine ” is a system

20、for cleaning waste waterF. With the help of sun light31. 32. 33 34. 35.(C)There are 47 differe nt kinds of kan garoos. The smallest are about a quarter of a meter long;the biggest are taller than a man. Kangaroos have very long strong legs. These are used forjump ing. They also have strong tails, us

21、ed for resti ng on. Kan garoos front legs are much shorteand are almost like arms. Kan garoos heads are quite small, but their ears are quite large.Mother kan garoos have a pocket at the front. They have one baby each year. When it is born, the baby kangaroo goes straight into its mother s pocket. T

22、he tsaOyskthngrfoo sixmon ths.The biggest kan garoos sta nd more tha n 2 meters tall, and their back legs are so stro ng that they can jump more tha n 9 meters. They are very fast, and can travel at more tha n 50 kilometers an hour. They are very strong, but only eat fruit, leaves and grass.根据短文内容，回

23、答问题。()36. How many differe nt kinds of kan garoo are there?A. Twen ty-seve n.B. Thirty-seve n.C. Forty-seve n.D. Fifty-seve n.()37. How large is a big kan garoo?A. Smaller tha n a man.B. Bigger tha n a man.C. The same size as a man. D.5 meters.（）38. How often does a kan garoo have a baby?A. Twice a

24、year.B. Twice every three years.C. Once every two years.D. Once a year.（）39. How long does a baby kangaroo stay in its mother s pocket?A. Three mon ths.B. Four mon ths.C. Half a year.D. Five mon ths.（）40. What do kan garoos eat?A. Fruit, leaves and grass. B. Other ani mals.C. Some fish.D. Vegetable.I.词汇。（10分）（A）根据句意及首字母提示补全单词。1. Don throw the r