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  3. Why we dream still remains one of the great mysteries. But in answer to the question of how we dream, scientific researchers hav

Why we dream still remains one of the great mysteries. But in answer to the question of how we dream, scientific researchers hav

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问题     Why we dream still remains one of the great mysteries. But in answer to the question of how we dream, scientific researchers have【B1】______ some important answers. According to dream researcher Michael Schredl, dream consciousness and consciousness are【B2】______ the same. This confirms the experience people have every night that what happens in dreams, no matter how fantastic,【B3】______ and lacking in reason or logic, is felt to be exactly【B4】______ life is when a person is awake. A discovery in 1953 called "REM(rapid eye movement)sleep" initially found that dream phases 【B5】______ by rapid eye movements are guided by the brain stem. This is the region of the brain which regulates a person’s breathing and body warmth, but has little involvement with consciousness. This led American sleep researcher Allan Hobson to conclude that dreams were a【B6】______product of various actions of the nerves. REM could be a mechanism which【B7】______ dream events, but one can also dream without this【B8】______. Dreams can be produced not from primitive, but rather from higher regions of the brain—those which handle things like【B9】______, emotions, memory and sensory experience. There is no【B10】______ difference in dreams, but only a difference in waking experience, which then is reflected again in the dream.
【B7】
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答案triggers
解析 这里缺少谓语动词。trigger的意思是“引发；触发”。由于从句的主语是a mechanism，故别忘了第三人称单数动词要加-s。
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