I told your friend how to get to the hotel, but I perhaps I __________ have driven her there.  
#90457
A
could
B
must
C
might
D
should
推荐题目
You ____be tired—you have worked only for ten minutes.
#88025
A
won’t
B
mustn’t
C
needn’t
D
can’t
Five minutes earlier, and we______the last bus.
#86702
A
had caught
B
should have caught
C
could have caught
D
caught
 –Would you mind if I ______ here?  –______. It’s not allowed.
#86680
A
smoke; Yes, please
B
smoked; You’d better not
C
smoke; That’s all right
D
smoked; You are welcome
Elise remembers many things exactly as if it ______ yesterday.
#89434
A
was happening
B
happens
C
has happened
D
happened