题目内容
It was in 1969 __________ the American astronaut succeeded in landing on the moon.
A. that B. which C. when D. in which
A
本句中考查not…until的强调句型。
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题目内容
It was in 1969 __________ the American astronaut succeeded in landing on the moon.
A. that B. which C. when D. in which
A
本句中考查not…until的强调句型。