We were delayed at the airport．Otherwise，we here by lunch．
#86444
A
must have been
B
could be
C
should be
D
would have been
推荐题目
—Perhaps John's not in.—______.Look，the light's on.
#89430
A
Yes，he can be at home
B
No，he couldn't go out
C
Yes，he must be at home
D
No，he needn't go out
__________ fired, your health care and other benefits will not be immediately cut off.
#90466
A
Would you be
B
Should you be
C
Could you be
D
Might you be
Had it not been for the police’s help, Peter his bicycle yesterday afternoon.
#87214
A
could not find
B
could not have found
C
didn’t find
D
hadn’t found
—You didn’t wait for Mr. Black last night, did you? —No, but we ____. He didn’t return home at all.
#89202
A
couldn’t have
B
needn’t have
C
didn’t need to
D
should wait have
—No wonder you caught a cold. You ________out last night without a coat. —I know how silly I was.
#89425
A
shouldn’t have gone
B
mustn’t have gone
C
couldn’t have gone
D
mightn’t have gone