山西省长治市武乡县第一中学高中英语 Unit4 Earthquakes同步练习（八）新人教版必修1

Unit 4 Earthquakes 同步练习(八)I完形填空(每题2分，共40分)The cowboys 1 lived in the United States of America before there were good roads or big modern cities used to 2one the huge open spaces of 3 called ranges (放牧区),because that was 4 the cows that they looked after could find plenty of grass and 5 But when the time came to _6_ the cows, there were no buyers out on the ranges, so the 7 had to be taken into markets.In the early days it was a hard 8 getting the cows to the markets where they were 9 It was no good killing them on the ranges because there were no 10 or railways to carry the_11 The cattle had to be driven along in a large herd to the 12 where they were needed. The places with lots of people living there who needed_13 were often tens of thousands of miles away from the ranges. The 14 were rounded up, and those to be sent away were kept 15 .On the track the 16 was the track boss, who told the men 17 to do. He decided where they should _18_the nights. Hundreds or maybe thousands of cattle were taken on the track. The herd was not made to move too 19 If they rushed along they would get thin and not worth much money at market Some cowboys rode _20_ them, some in front of them and others at the back.1. A. whom B. who C. that D. which2. A. study B. play C. live D. farm3. A. island B. grassland C. sands D. farmland4. A. the place B. there C. the land D. where5. A. food B. grainC. water D. vegetables6. A. sell B. buy C. kill D. raise7. A. sheep B. deer C. horses D. cows8. A. work B. practice C. job D. game9. A. killed B. sold C. bought D. kept10. A. trucks B. carsC. buses D. jeeps11. A. bones B. meat C. bodies D. cows12. A. ranges B. grassland C. country D. towns13. A. cows B. cattle C. cowboys D. meat14. A. cattle B. animals C. cowboys D. sheep15. A. separate B. dead C. together D. hungry16. A. helper B. seller C. buyer D. leader17. A. where B. when C. why D. what18. A. stop B. work C. spend D. walk19. A. slowly B. quickly C. busily D. quietly20. A. beside B. behind C. before D. among阅读理解(每题5分，共60分) AIt is only during the last few years that man has generally realized that in the world of nature a balance exists (存在 ) between all forms of life. No living thing can exist by itself; it is part of a system in which all forms of life are joined together. If we change one part of the nature order, this will in turn almost certainly bring about changes in some other part.The cutting down of forests reduces the supply of oxygen. The killing of weeds and insects by chemicals leads to the widespread poisoning (中毒) of animals and birds. The throwing of waste products into the ocean hurts life in the sea, while waste gases change the chemical balance of atmosphere and shut out some of the sun's necessary life-giving rays.And so we could go on, adding more examples, until in despair (绝望) we might feel like giving up the struggle to control and keep within limits these harmful human activities. Man is very clever at changing the world around him to satisfy his immediate need, but he is not so clever at looking far ahead, or at thinking about what the future results of his action might be. Man may well destroy himself in his attempt (企图) to be too ambitious (野心).21. The examples given in the second paragraph are evidences (证据) that_.A. it is during the last few years that man has generally known the balance of natureB. there are some living things which can exist by themselves without changeC. all forms of life belong to a system in which all the parts can be changed for anotherD. we cannot change one form of life without destroying the balance of nature22. The last paragraph suggests that, in man's attempt to increase immediate benefits,_.A. man often fails to think about his future results of his actionB. man is always too ambitious to planning distant futureC. man often feels that he will have to give up in de