问题

The reason _______ he was late againwas that he was caught in a traffic jam in the rush hour.
A:which
B:in which
C:for which
D:of which
B:in which
C:for which
D:of which
正确答案是:
同类题型
There was no doubt ____ it was in the supermarket _____ I lost my wallet yesterday. [ ]
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I___ Beijing in a few daysDo you know when the earliest plane ____ ?
It often happens that people with goodeyesight fail to seeis right infront of them.