题目列表(包括答案和解析)
完形填空（共20小题；每小题1.5分，满分30分）
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 1 .
Today things are 2 , and the world has become too 3 . We’re 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 fish are taken from the sea, there will soon be none left. Yet, with modern fishing 7, more and more fish are caught. We know that if too many trees are cut down, 8 will disappear and nothing will grow on the land. Yet, we 9 to use bigger and more powerful machines to 10 more and more trees.
We know that if rivers are polluted with waste products from factories, we’ll 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 every one. 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．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．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．seas C．trees D．forests
9. A．continue B．have C．ought D．go on
10. A．cut away B．cut off C．cut up D．cut down
11. A．Thus B．However
C．Generally speaking 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．revolution
15. A．houses B．vegetables C．food D．lives
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．place D．reward
20. A．star B．sea C．planet D．forest
完形填空（共20小题；每小题1.5分，满分30分）
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 1 .
Today things are 2 , and the world has become too 3 . We’re 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 fish are taken from the sea, there will soon be none left. Yet, with modern fishing 7, more and more fish are caught. We know that if too many trees are cut down, 8 will disappear and nothing will grow on the land. Yet, we 9 to use bigger and more powerful machines to 10 more and more trees.
We know that if rivers are polluted with waste products from factories, we’ll 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 every one. 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.
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阅读表达
[1] Teenagers who spend hours in front of the television may have a poorer diet, a new study shows．It is not clear, researchers say, whether television itself is the reason, but it is possible that things like snacking in front of the TV or seeing ads for junk food influence young people’s diets．
[2] The study included nearly 1,400 high school students．It showed that those who watched TV for five hours or more every day had less healthy diets than other students five years later．As a group, they ate fewer fruits and vegetables, but ate more fast food, snack products and fried foods．
[3] “We’re not able to tell why,” lead researcher Dr．Daheia J．Barr-Anderson said．“But we have some speculations(推测)．” People who spend a lot of time in front of the TV, especially teenagers, may have more snack．It may influence their long-term diet quality．It’s also possible that TV ads for fast food, sweets and snacks make teenagers eat more of those foods．TV time might also replace exercise time for some kids．
[4] The researchers found a clear relationship between TV time during high school and diet quality of the young．The heaviest TV viewers _______ five years later, and those who’d watched fewer than two hours every day had the most fruits and vegetables．
[5] According to Barr-Anderson, the findings support experts’ advice that children should watch no more than two hours of television every day．“Parents should cut the TV time．” Barr-Anderson said．She advised that parents set a good example by eating right, being physically active and controlling their own TV time．
1．Complete the following sentence according to the underlined one in Paragraph 3．(no more than 5 words)
Some children may spend much time watching TV instead of _______．
2．What does “ it” refer to in Paragraph 1 line2 mean?(no more than 3 words)
3．According to Barr-Anderson, what should parents do to set a good example for their children?(no more than 15 words)
4．Fill in the blank in Paragraph 4 with proper words．(no more than 6 words)
5．What is the passage mainly about?(no more than 12 words)
阅读下面短文，请根据短文后的要求进行答题。(请注意问题后的字数要求)
[1]Teenagers who spend hours in front of the television may have a poorer diet as young adults, a new study suggests．It's not clear, researchers say, whether television itself is the reason, but it is possible that things like snacking(吃零食)in front of the TV or seeing ads for junk food influence young people's diets．
[2]The study included nearly 1,400 high school students．It showed that those who watched TV for five hours or more everyday had less-healthy diets than their students five years later．As a group, they ate fewer fruits and vegetables, but ate more fast food, snack products and fried foods．
[3]"We're not able to tell why," lead researcher Dr．Daheia J．Barr-Anderson said．"But we do have some speculations．" People who spend a lot of time in front of the TV, especially teenagers, may have more snacks．It may influence their long-term diet quality．It's also possible that TV ads for fast food, sweets and snacks make teenagers eat more of those foods．TV time might also replace exercise time for some kids．
[4]The researchers found a clear relationship between TV time during high school and diet quality of the young．The heaviest TV viewers
________ , and those who'd watched fewer than two hours everyday had the most fruits, vegetables．[5]According to Barr-Anderson, the findings support experts' advice that children should watch no more than two hours of television everyday．"Parents should cut the TV time," Barr-Anderson said．She advised that parents set a good example by eating right, being physically active and controlling their own TV time．
1．Complete the following sentences according to the underlined one in paragraph 3．(no more than 5 words)
Some children may spend much time watching TV instead of ________．
2．What does the underlined word “It” in paragraph 2 refer to?(no more than 3 words)
______________________________
3．
According to Barr-Anderson, what should parents do to set a good example for their children?(no more than 15 words)______________________________
4．Fill in the blank in paragraph 4 with proper words．(no more than 6 words)
______________________________
5．What is the passage mainly about?(no more than 12 words)
______________________________
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