The study suggests that______.A.a nation should find out the most suitable sleep pattern f

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The study suggests that______.

A.a nation should find out the most suitable sleep pattern for its people

B.people with sleep problems should go to a doctor immediately

C.changes of lifestyle. should be the first measure to deal with sleep problems

D.more medicine to treat sleep problems should be put into market

请帮忙给出正确答案和分析,谢谢!

热搜:关于氨基酸代谢错误的论述是_________。