There is an English saying , “Laughter is the best medicine.” __1.__ Now, however, doctors have begun to look into laughter and the effects it has on the human body. They have found that laughter really can improve people’s health.

Tests were carried out to study the effects of laughter on the body. People watched the funny films while doctors checked their heart, blood pressure, breathing and muscles. __2.___ It increases blood pressure, the heart beating and breathing; it also works several groups of muscles in the face, the stomach, and even the feet. If laughter exercises the body, it must be beneficial.

___3.__ In one experiment, doctors produced pain in groups of students who listened to different radio programmes. The group that tolerated (忍受) the pain for the longest time was the groups which listened to a funny programmes.  ___4.___

In this way ___5.___ they help to improve their patients’ condition by encouraging them to laugh. They have found that even if their patients do not really feel like laughing, making them smile is enough to produce beneficial effects similar to those caused by laughter.

A.     The reason why laughter can reduce pain seems to be that it helps to produce a kind of chemicals in the brain which diminish (减少) both stress and pain.

B.      Until recently, few people took the saying seriously.

C.      Laughter and physical exercise have similar effects on the human body.

D.     It was found that laughter has similar effects to physical exercise.

E.      As a result of these discoveries, some doctors in the United States now hold laughter clinics.

F.      Laughter could produce a kind of chemical.

G.     Other tests have shown that laughter appears to be able to reduce the effect of pain on the body.

第二节（共5小题；每小题2分，满分10分）

根据短文内容，从短文后的选项中选出能填入空白处的最佳选项。选项中有两项多余选项。

There is an English saying, “Laughter is the best medicine.”51   Now, however, doctors have begun to look into laughter and the effects it has on the human body. They have found that laughter really can improve people’s health.

Tests were carried out to study the effects of laughter on the body. People watched funny films while doctors checked their heart, blood pressure, breathing and muscles. 52  It increases blood pressure, the heart beating and breathing; it also works several groups of muscles in the face, the stomach, and even the feet. If laughter exercises the body, it must be beneficial.

53  In one experiment doctors produced pain in groups of students who listened to different radio programmes. The group that tolerated (忍受)the pain for the longest time was the group which listened to a funny program. 54 

In this way55   they help to improve their patients’ condition by encouraging them to laugh. They have found that even if their patients do not really fell like laughing, making them smile is enough to produce beneficial effects similar to those caused by laughter.

A. The reason why laughter can reduce pain seems to be that it helps to produce a kind of chemicals in the brain which diminish both stress and pain.

B. Until recently, few people took the saying seriously.

C. Laughter and physical exercise have similar effects on the human body.

D. It was found that laughter has similar effects to physical exercise.

E. As a result of these discoveries, some doctors in the United States now hold laughter clinics.

F. Laughter could produce a kind of chemical.

G. Other tests have shown that laughter appears to be able to reduce the effect of pain on the body.

Recently some American scientists have given a useful piece of advice to people in industrialized nations．They say people should eat more of the same kind of food eaten by humans living more than 10,000 years ago． 【小题1】  
The scientists say that the human life has changed greatly．Our bodies have not been able to deal with these changes in lifestyle and this had led to new kinds of sicknesses．  【小题2】  So they are called "diseases of civilization"．Many cancers and diseases of the blood system are examples of such diseases.
Scientists noted that people in both the Old Stone Age and the New Stone Age enjoyed very little alcohol or tobacco, probably none． 【小题3】  However, a change in food is one of the main differences between life in ancient times and that of today.
Stone Age people hunted wild animals for their meat, which had much less fat than domestic ones．They ate a lot of fresh wild vegetables and fruits．They did not have milk or any other dairy products, and they made very little use of grains．【小题4】  We eat six times more salt than our ancestors．We eat more sugar．We eat twice as much fat but only one third as much protein and much less vitamin C.
  【小题5】 But scientists say that we would be much healthier if we eat much the same way the ancient people did, cutting the amount of fatty, salty and sweet food.         

  根据短文内容，从短文后的选项中选出能填入空白处的最佳选项，并在答题卡上将该项涂黑。选项中有两项为多余选项。

Recently some American scientists have given a useful piece of advice to people in industrialized countries. They say people should eat more of the same kind of food eaten by humans living more than 10,000 years ago.    1  

The scientists say that human life has changed greatly. Our bodies have not been able to deal with these changes in lifestyle and this has led to new kinds of sicknesses.    2    They are called “diseases of civilization”. Many cancers and diseases of the blood system arc examples of such diseases.

    The scientists noted that people in both the Old Stone Age and the New Stone Age enjoyed very little alcohol or tobacco, probably none.    3    However, a change in food is one of the main differences between life in ancient times and that today.

Stone Age people hunted wild animals for their meat, which had much less fat than domestic（驯养的）ones. They ate a lot of fresh wild vegetables and fruits. They did not have milk or any other dairy products, and they made very little use of grains.    4    We eat six times more salt than our ancestors and we eat more sugar as well. We eat twice as much fat but only one third as much protein （蛋白质）and much less vitamin C.

   5    But the scientists say that we would be much healthier if we eat much the same way the ancient people did, cutting the amount of fat, salty and sweet food.

    A. Stone Age people lived a simple life without any meat.

    B. But today, we enjoy eating a lot of these.

    C. In that case, they would live a much healthier life.

    D. Ancient people also got lots of physical exercise.

    E. These new sicknesses were not known in ancient times.

    F. People today probably don’t want to live like our ancestors.

    G. Modern people used to suffer from “diseases of civilization”.

  根据短文内容，从短文后的选项中选出能填入空白处的最佳选项，并在答题卡上将该项涂黑。选项中有两项为多余选项。

Recently some American scientists have given a useful piece of advice to people in industrialized countries. They say people should eat more of the same kind of food eaten by humans living more than 10,000 years ago.    1  

The scientists say that human life has changed greatly. Our bodies have not been able to deal with these changes in lifestyle and this has led to new kinds of sicknesses.    2    They are called “diseases of civilization”. Many cancers and diseases of the blood system arc examples of such diseases.

    The scientists noted that people in both the Old Stone Age and the New Stone Age enjoyed very little alcohol or tobacco, probably none.    3    However, a change in food is one of the main differences between life in ancient times and that today.

Stone Age people hunted wild animals for their meat, which had much less fat than domestic（驯养的）ones. They ate a lot of fresh wild vegetables and fruits. They did not have milk or any other dairy products, and they made very little use of grains.    4    We eat six times more salt than our ancestors and we eat more sugar as well. We eat twice as much fat but only one third as much protein （蛋白质）and much less vitamin C.

   5    But the scientists say that we would be much healthier if we eat much the same way the ancient people did, cutting the amount of fat, salty and sweet food.

    A. Stone Age people lived a simple life without any meat.

    B. But today, we enjoy eating a lot of these.

    C. In that case, they would live a much healthier life.

    D. Ancient people also got lots of physical exercise.

    E. These new sicknesses were not known in ancient times.

    F. People today probably don’t want to live like our ancestors.

    G. Modern people used to suffer from “diseases of civilization”.