题目内容
It was __________ you had done ________made it possible for you to improve
your English.
A. that/ that B. that / what C. what/ what D. what/ that
D
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题目内容
It was __________ you had done ________made it possible for you to improve
your English.
A. that/ that B. that / what C. what/ what D. what/ that
D