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;

正确答案是：

同类题型

Was it at the school gate,if I may ask, you met your friends from your hometown?[ ]

Teenagers _____their health because they play computergames too much.

It’s suggested thone.

下列各句中，表达得体的一句是

Which would you like, coffee or cola— _________, thanks. I’d like a cup of tea.