There is an English saying: “Laughter is the best medicine.” Until recently, few people took the saying 　36　 . Now, however, doctors have begun to 　37　 　laughter and the 　38　 　it has on the human body. They have found that laughter really can 　39　 　people’s health.

Tests were 　40　 　to study the effects of laughter on the body. People 　41　 　funny films

42　 　doctors checked their heart, blood pressure, breathing and muscles. It was found that

laughter has similar effects to 　43　 　exercise. It 　44　 　blood pressure, the heart beat

and breathing; it also 　45　 　several groups of muscles in the face, the stomach, and even the

feet. If laughter 　46　 　the body, it must be beneficial.

Other tests have shown that laughter appears to be able to 　47　 　the effect of pain on the body. In one experiment doctors 　48　 　pain in groups of students who listened to different radio programs. The group that 　49　 　the pain for the longest time was the groups which listened to a funny program. The reason why 　50　 　can reduce pain seems to be that it helps to produce a kind of chemicals in the brain which diminish both 　51　 　and pain.

As a 　52　 　of these discoveries, some doctors in the United States now hold laughter clinics, in which they help to improve their patients’ condition by 　53　 　them to laugh. They have found that even if their patients do not really feel like laughing, making them smile is enough to produce 　54　 　effects 　55　 　to those caused by laughter.

36．A．seriously 　　　　　　 B．truly 　　　　　　　　　 C．sincerely　　 　　　 D．commonly

37．A．see into　　　 　　 B．see through　 　　　 C．look into　 　　　　 D．look up

38．A．harm　　　 　　　　 B．strength　　 　　　　 C．effect　　　 　　　 D．good

39．A．help　　　 　　　　　 B．improve　　　 　 C．increase　　 　　　 D．damage

40．A．carried away　　 B．carried off　 　　　 C．carried out　 　　　 D．carried up

41．A．observed　　　 　 B．noticed　　 　　　 C．saw　　　 　　　　 D．watched

42．A．if　　　　 　　　　 B．but　　　　 　　　　 C．while　　　 　　　　 D．since

43．A．mentality　　 　　 B．physical　　 　　　 C．practical　 　　　　 D．critical

44．A．slows　　 　　　　　 B．decreases　　 　　 C．promotes 　　　　　 D．increases

45．A．works　　　 　　 B．runs　　　　 　　　 C．relaxes　　 　　　 D．operates

46．A．affects　　 　　　 B．moves　　　 　　 C．exercises　　 　　 D．drills

47．A．reduce　　　 　　 B．put　　　　　 　　 C．reproduce　 　　　　 D．conduct

48．A．stopped　　 　　　 B．produced　　　 　 C．started　　 　　　　 D．cut

49．A．refused　 　　　　　 B．suffered　　　 　 C．accepted　 　　　　 D．tolerated.

50．A．sleep　　 　　　　　 B．cry　　　　　 　　 C．calmness　 　　　　 D．laughter

51．A．pleasure　　　 　 B．stress　　　 　　　 C．happiness　 　　　 D．concentration

52．A．fact　　　 　　　　 B．matter　　　　 　 C．result　　　 　　　 D．sign

53．A．encouraging　 　 B．allowing　　　 　　 C．permitting　 　　　　 D．forbidding

54．A．different　　 　　　 B．beneficial　　　 C．effective　 　　　　　 D．harmful

55．A．strange　　　 　 B．enough　　　 　　 C．familiar　　 　　　　 D．similar

35．We are now living in a high-tech age ____ easy things are becoming complicated.

　 　 A．where　　 　　　　 B．that　　 　　　　　　 C．when　 　　　　　　　 D． why

34．Thank you very much for the trouble you have taken _____ me with my English.

　 　 A．helping　　　　　　　　 B．to help　 　　　　　　 C．help　　　　　　　　　　 D．helped

33．Before the conference, a new problem came up ______ could speak on behalf of our group.

　 　 A．that 　　　　　　　　　 B．who　 　　　　　　　　 C．which　　　　　　　　 D．how

32．He dressed up and went to the party as if ______.

　 　 A．was invited 　　　　 B．had been invited 　 C．invited　　　　　　　　 D．to be invited

31．Scientist are not sure about the ______ of water on the Mars.

　 　　 A．occupation　 　　　 B．existence 　　　　　 C．demand　　　　　　　 D．treasure