题目内容:
Whatconclusion does the writer make about divided sleep?
A. It isone type of sleeping problem. A.It is one type of sleeping problem.
B. Itmay help people handle daily stress.
B. It may help people handle daily stress.
C. It isnot the best sleep pattern for everyone.
C. It is not the best sleep pattern for everyone.
D. It iseven a common practice in modem times.
D. It is even a common practice in modem times.
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答案解析: