问题

You should go over your test paper ________ you hand it in.— OK, Mr. Wang.
A:as soon as
B:though
C:because
D:before;
B:though
C:because
D:before;
正确答案是:
同类题型
The boy didn’t go to see the film with his parents yesterday the coming exam.
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What did you do in town last night? —_____ a concert, we also watched a football match