单选题
After you have reached the deepest sleep, ______.
A、
you will stay at the fourth stage the rest of the night
B、
you will lose your consciousness for 40-60 minutes
C、
your brain waves will show the delta rhythm
D、
your brain waves will show the alpha rhythm
【正确答案】
C
【答案解析】
[分析] 细节题型。 答案出自第一段的Your brain waves will show the delta rhythm. You may think that you stay at this deep stage...
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