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It was in 1969 ________ two Americans went to the moon by spaceship.

时间:2022-06-16 21:52:18

It was in 1969 ________ two Americans went to the moon by spaceship.

A.that

B.before

C.when

D.since

答案及解析: A

解析:

该句为强调句型,强调了时间状语in 1969。in 1969为独立存在且意义完整的一部分,即去掉It was和空白处,句子意义不变,只是结构发生了变化。

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