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  3. A unique laboratory at the University of Chicago is busy only at night. It i

A unique laboratory at the University of Chicago is busy only at night. It i

游客2025-03-20  45
问题     A unique laboratory at the University of Chicago is busy only at night. It is a dream【C1】______where researchers are at work studying dreamers. Their findings have revealed that everyone dreams from three to seven times a night,【C2】______ in ordinary life a person may remember none or only one of his dreams.
    While the【C3】______ sleep, special machines record their brain waves and eye movements as well as the body movements that【C4】______ the end of a dream. Surprisingly, all subjects【C5】______ soundly.
    Observers report that a person usually fidgets before a dream. Once the dream has started, his body relaxed and his eyes【C6】______ more active, as if the curtain had gone on a show. As soon as the machine【C7】______ that the dream is over, a buzzer wakens the sleeper. He sits up, records his dream, and goes back to sleep—perhaps to【C8】______ some more.
    Researchers have found that if the dreamer is【C9】______ immediately after his dream, he can usually recall the entire dream. If he is allowed to sleep even five more minutes his【C10】______ of the dream will have faded. [br] 【C1】
选项 A、mill
B、laboratory
C、hospital
D、classroom
答案 B
解析 从本文的第一句可知，这里应选择B项laboratory(实验室)，其他三个选项均与上下文句意不符。
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