—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.
#62838
A
could be stuck
B
might have been stuck
C
might be stuck
D
must have been stuck
推荐题目
----May we leave the classroom now?----No, you . You to leave until the bell rings.
#75525
A
mustn’t; are allowed
B
can’t; aren’t allowed
C
don’t have to; are allowed
D
needn’t; aren’t allowed
– When can I get the ticket for the opening ceremony? -- Don’t worry. You ____ get one this very afternoon.
#63145
A
would
B
shall
C
must
D
might
--Excuse me，Mr. Li,_________ I close windows? It’s cold now.--Yes，you__________
#76604
A
can; can't
B
can; may
C
may; can’t
D
may; can
You _____ read a book in the sun—it'll do harm to your eyes．
#63386
A
couldn't
B
wouldn't
C
needn't
D
mustn't
You _____ her in her office last Friday, she’s been out of town for two weeks.
#62649
A
needn’t have seen
B
must have seen
C
might have seen
D
can’t have seen