问题

e youlooking so disappointed , Ken —Theoutdoor concert _____ for tomorrow will be put off

A:before
B:after
C:until
D:unless

正确答案是：

同类题型

. I didn’t sell it. I _______it________.

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Mum, can you give me some advice on how to behave myself at the table — Well, I do have some advice. , please keep quiet while eating.

It is 7 o’clock now. It’s time ________.

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