题目内容
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[主观题]
Why hasn't he come? ______on time, we will have to put off the trip.A.If he doesn't comeB.
Why hasn't he come? ______on time, we will have to put off the trip.
A.If he doesn't come
B.If he won't come
C.If he shouldn't come
D.If he hadn't come
答案
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