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  3. A unique laboratory at the University of Chicago is busy only at night, winning a big fame for doing researches on some odd fiel

A unique laboratory at the University of Chicago is busy only at night, winning a big fame for doing researches on some odd fiel

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问题     A unique laboratory at the University of Chicago is busy only at night, winning a big fame for doing researches on some odd field. It has a dream laboratory where researchers are at work studying【S1】______ Their findings have【S2】______that everyone dreams from three to seven times a night. It is also discovered that a person may remember one or only one part of his dreams in【S3】______life.
    While the subjects-students in most cases-are asleep, special machines record their brain【S4】______ and eye movements as well as the body movements that【S5】______the end of the dream. What surprises is that all the brain cells present to be extraordinary active while the subject is in a sound sleeping.
    Observers report that a person usually fidgets before a dream. Once the dream has started, his body 【S6】______and his eyes become more active, as if the【S7】______had gone up on a show. As soon as the machine【S8】______that the dream is over, a buzzer wakens the sleeper. He sits up, records his dream, and goes back to sleep... perhaps to dream some more about the exactly same thing or some new.
    Researchers have found that if the dreamer is【S9】______immediately after his dream, he can usually recall the【S10】______dream. If he is allowed to sleep even five more minutes, his memory of the dream will have faded.

A) occurred         E) frightening           I) curtain                 M) available
B) revealed         F) waves                 J) wakened                 N) signal
C) entire           G) indicates             K) asleep                  O) accordingly
D) dreamers         H) relaxes               L) ordinary
【S7】
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答案I
解析
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