A special lab at the University of Chicago is busy only【C1】______It is a dream【C2】______where researchers are at work【C3】______dreamers. Their findings have concluded that【C4】______dreams from three to seven times each night,【C5】______in ordinary life a person may【C6】______none or only one of his dreams. While the【C7】______sleep, special machines【C8】______their brain waves and eye movements as well as the body movements that【C9】______the end of a dream. Surprisingly, all subjects【C10】______soundly. 【C11】______say that a person usually fidgets(烦躁)before a dream.【C12】______the dream has started, his body relaxes and his eyes【C13】______more active, as if the curtain【C14】______on a show. When the machine【C15】______that the dream is over, a buzzer wakes the【C16】______. He sits up, records his dream, and goes back to sleep—perhaps to【C17】______some morE. Researchers have found that if the dreamer, is【C18】______immediately after his dream, he can usually recall the entire dream. If he is allowed to sleep even【C19】______his【C20】______of the dream will have fadeD.That' s why most people have many dreams at night, but forget most of them in the morning. 【C1】 A.at noon B.in the morning C.at night D.in spring
A.B. 【C11】______say C.【C12】______the D. E. 【C1】 A.at F.in G.at H.in
【参考答案】
C 解析：此题考查对这篇文章的主要内容的宏观掌握。本篇是关于研究人员在实验室里研究人做梦的类型。at night符合题意。