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更新 2022-09-03
科目英语
题型单选题
难度较难
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挑错有奖

A recent research shows that there _____ volcanic activities on the moon and Mars. However, they no longer exist now.

A．had been

B．has been

C．were

D．would be

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相关试题

I’ve already forgotten ___________ you put the dictionary.

A．that it was where

B．where it was that

C．where was it that

D．that was it that

题型：未知
难度：未知

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The majority of the people in favour of the plan. However, I the plan on the grounds that it is too expensive.

A．were; approved of

B．were; objected to

C．was; prepared for

D．was; longed for

题型：未知
难度：未知

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Every possible means _______to prevent the air pollution, but the sky is still not clear.

A．are being used

B．have been used

C．has been used

D．had been used

题型：未知
难度：未知

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Your composition is _________to your brother’s.

A．the same

B．identical

C．different

D．equal

题型：未知
难度：未知

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The suggestion they all objected to________to be effective finally.

A．proving

B．prove

C．had proved

D．proved

题型：未知
难度：未知

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