问题

I wonder why Mr Green hasn’t showed up at the meeting yet.—I’m not sure，but he________in a traffic jam driving here.

A:could be stuck
B:might have been stuck
C:might be stuck
D:must have been stuck

正确答案是：

同类题型

Mum, 1 am hungry. May 1 have some______—Of course. But don’t eat too much.

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Hurry up,Tom.It’s high time we______ to the theater.

Jenny was sad over the loss of the photos she shot in Canada, _________ this was a memory she especially treasured