问题
If it ________ for the heavy rain then, we would have arrived here ahead of time.
A:shouldn’t be
B:weren’t
C:had not been
D:be not
B:weren’t
C:had not been
D:be not
正确答案是：
同类题型
We went to Canada to travel and my cousin ___ as our guide.
is itfrom here to the station —It’s about three miles from here.
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