单选题：What is the author’s purpose in writing the passage?

题目分类：英语
题目类型：单选题
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What is the author’s purpose in writing the passage? A．To give a presscription for insomnia
B．To urge people to sleep les
C．To analyze the sleep pattern of modem people
D．To throw new light on human slee

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阅读下面的文字，完成14~17题。大河家张承志大河家是一处黄河渡口。年年放浪在大西北的黄土高原之家，大河家便渐渐地成了

阅读下面的文字，完成14~17题。大河家张承志大河家是一处黄河渡口。年年放浪在大西北的黄土高原之家，大河家便渐渐地成了自己的必经之地。它恰像那种地理老师不

分类：英语题型：单选题

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第80道题答案填入___________.

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If there were only one question left ,what would it most pro

If there were only one question left ,what would it most probably be?A.What was

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A.pastB.sameC.firstD.next

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Duty is an act or a course of action bat pcople you to take

Duty is an act or a course of action bat pcople you to take by social customs la

分类：英语题型：单选题

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