Section C

Directions: In this section, you will hear a passage three times. When the passage is read for the first time, you should listen carefully for its general idea. When the passage is read for the second time, you are required to fill in the blanks numbered from 36 to 43 with the exact words you have just heard. For blanks numbered from 44 to 46 you are required to fill in the missing information. For these blanks, you can either use the exact words you have just heard or write down the

Why do we laugh? For years scientists have asked themselves this question. No other animals laugh and smile--only human beings, so does laughter help us to【B1】______in any way? The answer seems to be that smiling and laughter help us to relax, reducing【B2】______and pring illnesses which are caused by stress. Laughter really is the best【B3】______!

But if you're unhappy, it can't do you any good to smile, can it? Not true. Apparently the【B4】______effects of smiling are just the same【B5】______you feel like smiling or not. Scientists in California asked a group of【B6】______to act five different feelings:happiness, sadness,【B7】______, surprise and fear--just using their faces.

Changes in their heart rate, blood pressure and temperature were【B8】______down. Most of the feelings they acted didn't cause changes, but when they smiled their heart rate and their blood pressure went down.【B9】______. A sense of humor also helps to keep things in perspective.【B10】______.So if you find yourself in a stressful situation, try to let yourself

[giggle](咯咯地笑). A psychologist writes:"【B11】______.If you start to laugh, in time you will actually become happier."

【B1】