Scientistssayitmaybefiveyearsi

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更新 2022-09-03
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Scientists say it may be five years ______ it is possible to test this medicine on human patients．

A．since

B．until

C．before

D．when

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We were at what he said．

A．fond

B．interested

C．amazed

D．satisfied

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难度：未知

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It was in the street where a serious accident happened last week ______another happened yesterday.

A．which

B．that

C．what

D．how

题型：未知
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We all know that a bright future will ______those who always look ahead instead of looking back.

A．belong to

B．happen on

C．lead to

D．turn to

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难度：未知

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We ________the difficulty together, but why didn’t you tell me?

A．should face

B．might face

C．could have faced

D．must have faced

题型：未知
难度：未知

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He gave the old couple a lot of money and didn’t expect to receive anything ______for them.

A．in all

B．in fact

C．in return

D．in short

题型：未知
难度：未知

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