Question

【题目】 There is an English saying：“【1】” Until recently, few people took the saying seriously. Now, however, doctors have begun to look into laughter and the effects it has on the human body.【2】

Tests were carried out to study the effects of laughter on the body. People watched funny films while doctors checked their hearts, blood pressure, breathing and muscles. It was found that laughter has similar effects to physical exercise.【3】If laughter exercises the body, it must be beneficial.

Other tests have shown that laughter appears to be able to reduce the effect of pain on the body. In one experiment doctors produced pain in groups of students who listened to different radio programs. The group that tolerated(忍耐) the pain for the longest time was the group which listened to a funny program.【4】

【5】 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. Laughter is the best medicine.

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

C. Although laughter helps cure the disease, doctors still can not putthis theory into clinic practice.

D. Laughter can prolong one's life.

E. As a result of these discoveries, some doctors in the United States now hold laughter clinics in which they help to improve theirpatients' condition by encouraging them to laugh.

F. They have found that laughter really can improve people's health.

G. 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.

Answer 1

【答案】

【1】A

【2】F

【3】G

【4】B

【5】E

【解析】

本文是一篇说明文。介绍了欢笑确实对身体健康有益处。

【1】从前面的句子There is an English saying:及后句Now, however, doctors have begun to look into laughter and the effects it has on the human body. 可知这里说的是一个与笑有关的谚语。故选A。

【2】从前面的句子doctors have begun to look into laughter and the effects it has on the human body.医生开始研究笑可知，笑可以改善人们的健康。故选F。

【3】从前面的句子It was found that laughter has similar effects to physical exercise.笑和体育锻炼有相似的效果，可知，笑可以增加血压，心跳和呼吸加快。故选G。

【4】从前面的句子The group that tolerated(忍耐) the pain for the longest time was the group which listened to a funny program.可知，笑可以减少疼痛的原因是会产生化学物质。故选B。

【5】从后面的句子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.可知，医生开笑声诊所帮助改善他们的状况。故选E。