中文谷Itwasin1969
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问题详情：
It was in 1969 ______ two Americans went to the moon by spaceship.
A．that B．before C．when D．since
【回答】
Ａ
知识点：连词
题型：选择题
标签：
Itwasin1969
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问题详情：
It was in 1969 ______ two Americans went to the moon by spaceship.
A．that B．before C．when D．since
【回答】
Ａ
知识点：连词
题型：选择题
