Theresearchissodesignedthatonc

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更新 2022-09-03
科目英语
题型单选题
难度容易
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挑错有奖

The research is so designed that once _____ nothing can be done to change it.

A．begins

B．having begun

C．beginning

D．begun

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相关试题

China’s economic development has made rapid progress in the past years and young people have made great contribution to this progress.

A．/ ; a

B．the; /

C．a; a

D．/ ; /

题型：未知
难度：未知

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It's said that going to bed early and getting up early ____a widely accepted good habit．

A．are

B．is

C．were

D．was

题型：未知
难度：未知

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____is known to us is that China has won five gold medals in the 2010 Winter Olympic Games.

A．It

B．As

C．What

D．That

题型：未知
难度：未知

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Medicine should be placed ____children’s reach to make sure of safety．

A．with

B．within

C．out

D．beyond

题型：未知
难度：未知

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—I finished all my work today．
—If____, you can help others with their work．

A．so

B．not

C．possible

D．ever

题型：未知
难度：未知

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