题目内容
Here in Alaska, the wolf almost disappeared a few years ago, because hunters were killing hundreds of them for 1 . However, laws were passed to protect the wolves 2 the sportsmen and also the people who 3 the animals for fur. So the wolf population has greatly4 . Now there are so 5 wolves that they are destroying their own 6 supply.
A wolf naturally preys(捕食)on animals in the 7 family. People in the wilderness(荒原)also hunt deer for food. Many of the animals have been destroyed by the very 8 recently and by changes in the wilderness 9 life. When the deer can’t find 10 food, they die.
If the wolves 11 to kill large numbers of deer, their prey will 12 some day. And the wolves will, too. So we must 13 the cycle of life in the wilderness to 14 the ecology(生态学). If we killed more wolves, we would 15 them and their prey from extinction(绝种). We’d also save some 16 animals.
In another northern state, wolves attacked cows and chickens for 17 . 18 want the United States government to send a team of 19 to study the problem. They believe it is necessary to kill wolves in some areas and to protect them in places where there is a 20 wolf population.
1. A. fun B. food C. sport D. fun
2. A. for B. of C. from D. about
3. A. take B. catch C. find D. play
4. A. increased B. reduced C. developed D. advanced
5. A. many B. few C. much D. little
6. A. animal B. plant C. food D. water
7. A. cat B. dog C. deer D. cows
8. A. hot summers B. warm springs C. cool autumns D. cold winters
9. A. animal B. plant C. food D. cold
10. A. good B. much C. more P D. enough
11. A. start B. stop C. decide D. continue
12. A. disappear B. reduce C. increase D. appear
13. A. keep B. change C. renew D. form
14. A. change B. remain C. balance D. keep
15. A. protect B. prevent C. keep D. save
16. A. wild B. farm C. useful D. field
17. A. fur B. sport C. food D. fun
18. A. Farmers B. Scientists C. Biologists D. Fishermen
19. A. officials B. doctors C. teachers D. biologists
20. A. small B. large C. increasing D. natural
提示:
1. C 从下文sportsmen可以推出选C.
2. C protect sth from 保护...不受 3. B catch 抓,捕。 4. A 有了法律的保护后,狼的数量上升了。 5. A many 修饰可数名词,许多。 6. C food supply 食物供给。 7. C deer 鹿。 8. D 在寒冬动物不易找到食物。 9. B plant 植物。 10. D 找不到足够的食物。 11. D continue 继续。 12. A disappear 消失。 13. B 改变生物圈。 14. C 使..平衡。 15. A protect from. 16. B farm农场。 17. C food 食物。 18. A 科学家们希望。 19. D D为生物学家。 20. A increasing 正在增长的,与日俱增的。
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