题目内容
We ______ you were in trouble at that time otherwise we would have given you a hand.
A. didn’t know B. havn’t known C. don’t know D. hadn’t known
A
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题目内容
We ______ you were in trouble at that time otherwise we would have given you a hand.
A. didn’t know B. havn’t known C. don’t know D. hadn’t known
A