Yearsagowedidn’tknowthis,butre

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更新 2022-09-03
科目英语
题型单选题
难度较易
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挑错有奖

Years ago we didn’t know this , but recent science______that people who don’t sleep well soon get ill.

A．showed

B．has shown

C．will show

D．is showing

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相关试题

For a long time, they walked without saying _________ word. Jim was the first to break ________ silence.

A．the; a

B．a; the

C．a; 不填

D．the; 不填

题型：未知
难度：未知

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There is no doubt our educational system leaves something to be desired．

A．what

B．whether

C．if

D．that

题型：未知
难度：未知

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Before writing your answer, please give careful __ to the question．

A．consideration

B．translation

C．examination

D．expression

题型：未知
难度：未知

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Helping others is a habit,you can learn even at an early age

A．it

B．which

C．what

D．that

题型：未知
难度：未知

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—How much do I owe you for lunch?
—.It ' s nothing．

A．You're welcome

B．Not at all

C．Forget it

D．That's right

题型：未知
难度：未知

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