题目列表(包括答案和解析)
In the past, man did not have to think about the protection of his environment．There were few people on the earth, and natural resources seemed to be 1 ．
Today things are 2 , the world has become too 3 ．We are using up our natural resources too quickly and at the same time we are 4 our environment with dangerous chemicals．If we continue to do this, human life on the earth 5 survive．
Everyone 6 today that if too many fishes are taken from the sea, there will soon be none left． Yet, with modern fishing 7 , more and more fishes are caught．We know that if too many trees are cut down, 8 will disappear and nothing will grow on the earth．Yet we __9 to use bigger and more powerful machines to 10 more and more trees．
We realize that if rivers are polluted with waste products from factories, fish will die． 11 , in most countries wastes are 12 put into rivers or into the sea, and there are 13 laws to stop this．
We know, too, that if the 14 of the world continues to rise at the present rate , in a few years there will not be enough 15 ．What can we do to solve these problems?
If we eat more vegetables and less 16 ,there will be more food available for everyone．Land that is used to grow crops 17 five times more people than land where animals are kept．
Our natural resources will 18 longer if we learn to recyclethem．
The world population will not rise so quickly if people use modern methods of birth 19 ．
Finally, if we educate people to think about the problems, we shall have a better and cleaner 20 in the future．
1．A．beautiful B．unlimited C．unusual D．valuable
2．A．common B．the same C．changeable D．different
．A．crowded B．small C．dirty D．busy
4．A．protecting B．saving C．polluting D．fighting
5．A．may not B．will not C．shall not D．could not
6．A．wonders B．realizes C．considers D．discovers
7．A．poles B．boats C．methods D．ideas
8．A．mountains B．the sea C．trees D．forests
9．A．continue B．have C．ought D．go on
10．A．grow B．plant C．save D．cut down
11．A．Thus B．However C．Generally D．Therefore
12．A．still B．even C．also D．certainly
13．A．many B．none C．some D．few
14．A．production B．pollution C．population D．development
15．A．houses B．vegetables C．food D．places
16．A．fruit B．meat C．fish D．grain
17．A．feeds B．increases C．supplies D．helps
18．A．use B．stay C．keep D．last
19．A．control B．born C．plan D．pay
20．A．nature B．sea C．planet D．forest
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| In the past, man did not have to think about the protection of his environment. There were few people on the earth, and natural resources seemed to be 1 . Today things are 2 , the world has become too 3 . We are using up our natural resources too quickly and at the same time we are 4 our environment with dangerous chemicals．If we continue to do this, human life on the earth 5 survive. Everyone 6 today that if too many fishes are taken from the sea, there will soon be none left. Yet, with modern fishing 7 , more and more fishes are caught. We know that if too many trees are cut down, 8 will disappear and nothing will grow on the earth. Yet we _9_ to use bigger and more powerful machines to 10 more and more trees. We realize that if rivers are polluted with waste products from factories, fish will die. 11 , in most countries wastes are 12 put into rivers or into the sea, and there are 13 laws to stop this. We know, too, that if the 14 of the world continues to rise at the present rate , in a few years there will not be enough 15 .What can we do to solve these problems? If we eat more vegetables and less 16 ,there will be more food for everyone. Land that is used to grow crops 17 five times more people than land where animals are kept. Our natural resources will 18 longer if we learn to recycle them. The world population will not rise so quickly if people use modern methods of birth 19 . Finally, if we educate people to think about the problems, we shall have a better and cleaner 20 in the future. | |||
| ( )1. A. beaut iful ( )2. A. common ( )3. A. crowded ( )4. A. protecting ( )5. A. may not ( )6. A. wonders ( )7. A. poles ( )8. A. mountains ( )9. A. continue ( )10. A. grow ( )11. A. Thus ( )12. A. s till ( )13. A. many ( )14. A. production ( )15. A. houses ( )16. A. fruit ( )17. A. feeds ( )18. A. use ( )19. A. control ( )20. A. nature |
B. unlimited B. the same B. small B. saving B. will not B. ealizes B. boats B. the sea B. have B. pick up B. however B. even B. no B. pollution B. vegetables B. meat B. increases B. stay B. born B. sea |
C. unusual C. changeable C. dirty C. polluting C. shall not C. considers C. methods C. trees C. ought C. save C. Generally C. also C. some C. population C. food C. fish C. supplies C. keep C. plan C. planet |
D. valuable D. different D. busy D. fighting D. could not D. discovers D. ideas D. forests D. decide D. cut down D. Therefore D. never D. few D. development D. places D. grain D. helps D. last D. pay D. fores |
| 完形填空。 | ||||
| In the past, man did not have to think about the protection of his environment. There were few people on the earth, and natural resources seemed to be 1 . Today things are 2 , the world has become too 3 . We are using up our natural resources too quickly and at the same time we are 4 our environment with dangerous chemicals (化学制品). If we continue to do this, human life on the earth 5 survive. Everyone 6 today that if too many fishes are taken from the sea, there will soon be none left. Yet, with modern fishing 7 , more and more fishes are caught.We know that if too many trees are cut down, 8 will disappear and nothing will grow on the earth. Yet we 9 to use bigger and more powerful machines to 10 more and more trees. We realize that if rivers are polluted with waste products from factories, fish will die. 11 , in most countries wastes are 12 put into rivers or into the sea, and there are 13 laws to stop this. We know, too, that if the 14 of the world continues to rise at the present rate, in a few years there will not be enough 15 . What can we do to solve these problems? If we eat more vegetables and less 16 , there will be more food available (可用的) for everyone.Land that is used to grow crops 17 five times more people than land where animals are kept. Our natural resources will 18 longer if we learn to recycle (循环再用) them. The world population will not rise so quickly if people use modern methods of birth 19 . Finally, if we educate people to think about the problems, we shall have a better and cleaner 20 in the future. | ||||
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In the past, man did not have to think about the protection of his environment. There were few people on the earth, and natural resources（资源） seemed to be 26 .
Today things are 27 , the world has become too 28 . We are using up our natural resources too quickly, and at the same time we are 29 our environment with dangerous chemicals. If we continue to do this, human life on the earth will not 30 .
Everyone 31 today that if too many fish are taken from the sea, there will soon be none left. Yet, with modern fishing 32 , more and more fish are caught. We know that if too many trees are cut down, 33 will disappear and nothing will grow on the land. Yet, we 34 to use bigger and more powerful machines to 35 more and more trees.
We realize that if rivers are polluted with waste products from factories, we will die. ___36, in most countries wastes are 37 put into rivers or into the sea, and there are 38 laws to stop this. We know, too, that if the 39 of the world continues to rise at the present rate, in a few years there will not be enough food. What can we do to 40 these problems ?
If we eat more vegetables and less 41 , there will be more food available for everyone. Land that is used to grow crops 42 five times more people than land where animals are kept. Our natural resources will 43 longer if we learn to recycle them. The world population will not rise so quickly if people use modern methods of birth 44 .
Finally, if we educate people to think about the problems, we shall have a better and cleaner 45 in the future.
1. A. beautiful B. unlimited C. rare D. valuable
2.A. common B. the same C. changeable D. different
3.A. crowded B. small C. dirty D. busy
4.A. protecting B. saving C. polluting D. fighting
5.A. breathe B. survive C. drink D. move
6.A. wonders B. realizes C. considers D. discovers
7.A. poles B. boats C. methods D. ideas
8.A. mountains B. the sea C. trees D. forests
9.A. continue B. stop C. keep D. go on
10.A. grow B. plant C. save D. cut down
11.A. Thus B. However C. But D. Therefore
12.A. still B. even C. also D. certainly
13.A. too many B. a few C. some D. few
14.A. production B. pollution C. population D. pronunciation
15.A. work B. deal C. solve D. serve
16.A. fruit B. meat C. fish D. grain
17.A. feeds B. increases C. supplies D. helps
18.A. use B. stay C. keep D. last
19.A. control B. born C. plan D. reward
20.A. nature B. sea C. planet D. forest
Directions：For each blank in the following passage there are four words or phrases marked A，B，C and D．Fill each blank with a word or phrase that best fits the context．
In the past, man didn’t have to think about the protection of his environment. There were few people on the earth, and natural resources seemed to be 36 .
Today things are 37 , and the world has become too 38 . We’re using up our natural resources too quickly, and at the same time we are 39 our environment with dangerous chemicals. If we continue to do this, human life on the earth will not survive.
Everyone 40 today that if too many fish are taken from the sea, there will soon be none left. Yet, with modern fishing 41 , more and more fish are caught. We know that if too many trees are cut down, forests will disappear and nothing will grow on the land. Yet, we 42 to use bigger and more powerful machines to cut down more and more trees.
We know that if rivers are polluted with waste products from factories, we’ll die. 43 , in most countries wastes are still put into rivers or into the sea, and there are 44 laws to stop this.
We know, too, that if the 45 of the world continues to rise at the present rate, in a few years there will not be enough food . What can we do to solve these problems?
If we eat more vegetables and less meat there will be more food available for every one. Land that is used to grow crops 46 five times more people than land where animals are kept. Our natural resources will last longer if we learn to recycle them.
The world population will not rise so quickly if people use modern methods of birth control.
Finally, if we educate people to think about the problems, we shall have a better and cleaner 47 in the future.
A. beautiful B. unlimited C. rare D. valuable
A. common B. the same C. changeable D. different
A. crowded B. small C. dirty D. busy
A. protecting B. saving C. polluting D. fighting
A. wonders B. realizes C. considers D. discovers
A. poles B. boats C. methods D. ideas
A. continue B. have C. ought D. go on
A. Thus B. However C. Generally speaking D. Therefore
A. too many B. a few C. some D. few
A. production B. pollution C. population D. revolution
A. feeds B. increases C. supplies D. helps
A. nature B. sea C. planet D. forest
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