题目列表(包括答案和解析)
In one____5____of the United States, ____6____,the deer there____7____to eat a certain____8____of wild rose. The mountain lions there eat the deer. The number of deer,mountain lions and wild roses doesn’t____9____much,if
people leave things as they are.
But people killed many mountain lions to protect the deer. Soon there were____10____deer that they____11____all the wild roses. Then the deer began to eat the green____12____young trees. These trees were____13____to the farmers. So the farmers____14____to protect their trees. Now the deer had____15____to eat,and many of them died. This was a lesson from nature.
1.A.wild B.new C.old D.good
2.A.bad B.food C.ready D.diets
3.A.enough food for eat B.food enough for eat
C.enough food to eat D.to eat enough food
4.A.leave B.leave for C.hate D.destroy
5.A.farm B.part C.hill D.river
6.A.however B.in fact
C.as a result D.for example
7.A.begin B.learn C.want D.like
8.A.grass B.tree C.kind D.plant
9.A.change B.become C.look D.go
10.A.so few B.so many C.such bad D.scuh big
11.A.killed B.ate up
C.destroyed D.pulled out
12.A.grass and B.leaves of C.seeds and D.grass of
13.A.healthy B.kind
C.expensive D.important
14.A.thought of ways B.did not wish
C.stopped D.wanted them
15.A.nothing B.something C.much D.no roses
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 greatly
4 . 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 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
Here in Alaska, the wolf almost disappeared a few years ago, because hunters were killing hundreds of them for sport. 1 , laws were passed to protect the wolves from 2 and people who catch the animals for their 3 . So the wolf population has greatly 4 . Now there are so many wolves that they are 5 their own food 6 .
A wolf naturally lives on animals in the 7 family. People there also hunt deer for 8 . Many of the animals have been 9 by the very cold winters recently and by changes in the 10 life there. When the deer can’t find 11 food, they die.
If the wolves 12 to kill large numbers of deer. The deer will 13 some day. And the wolves, too. So we must 14 the cycle(循环)of life there. If we killed more wolves, we would 15 them from starving. We also save deer and some 16 animals.
In another northern state, wolves attack(攻击) 17 and chickens for food. Farmers 18 the United States government to send a team of 19 to study the problem. They believe it is 20 to kill wolves in some areas and to protect them in places where there is a small population.
1. A. But B. Although
C. However D. So
2. A. farmers B. sportsmen
C. soldiers D. officers
3. A. skin B. wool
C. meat D. fur
4. A. increased B. reduced
C. improved D. changed
5. A. killing B. using
C. eating D. destroying
6. A. supply B. animal
C.store D. factory
7. A.hunter B.deer
C.farmer D.wolf
8. A.joy B.skin
C.food D.safety
9. A.killed B.harmed
C.hunted D.protected
10. A.area B.wolf
C.animal D.plant
11. A.much B.good
C.enough D.fresh
12. A.stop B.continue
C.remain D.allow
13.A.disappear B.die
C.reduce D.come
14.A.find out B.use
C.change D.care for
15.A.save B.have
C.help D.make
16. A.wild B.family
C.home D.farm
17. A.deer B.tigers
C.eggs D.cows
18. A.force B.plan
C.want D.order
19. A. scientists B. soldiers
C. hunters D. doctors
20. A. true B. necessary
C. wrong D. natural
4 . 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
A wolf naturally lives on animals in the 7 family. People there also hunt deer for 8 . Many of the animals have been 9 by the very cold winters recently and by changes in the 10 life there. When the deer can’t find 11 food, they die.
If the wolves 12 to kill large numbers of deer. The deer will 13 some day. And the wolves, too. So we must 14 the cycle(循环)of life there. If we killed more wolves, we would 15 them from starving. We also save deer and some 16 animals.
In another northern state, wolves attack(攻击) 17 and chickens for food. Farmers 18 the United States government to send a team of 19 to study the problem. They believe it is 20 to kill wolves in some areas and to protect them in places where there is a small population.
1. A. But B. Although
C. However D. So
2. A. farmers B. sportsmen
C. soldiers D. officers
3. A. skin B. wool
C. meat D. fur
4. A. increased B. reduced
C. improved D. changed
5. A. killing B. using
C. eating D. destroying
6. A. supply B. animal
C.store D. factory
7. A.hunter B.deer
C.farmer D.wolf
8. A.joy B.skin
C.food D.safety
9. A.killed B.harmed
C.hunted D.protected
10. A.area B.wolf
C.animal D.plant
11. A.much B.good
C.enough D.fresh
12. A.stop B.continue
C.remain D.allow
13.A.disappear B.die
C.reduce D.come
14.A.find out B.use
C.change D.care for
15.A.save B.have
C.help D.make
16. A.wild B.family
C.home D.farm
17. A.deer B.tigers
C.eggs D.cows
18. A.force B.plan
C.want D.order
19. A. scientists B. soldiers
C. hunters D. doctors
20. A. true B. necessary
C. wrong D. natural
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