You look so tired. You _________ have stayed up again.
#87967
A
should
B
can
C
may
D
must
推荐题目
He ______. It's a shame my mobile phone was power-off.
#90420
A
ought to call me
B
could have called me
C
may be calling me
D
might call me
—How was your trip to London?—Great. I was helped by an organization. Otherwise, I ______ it.
#87221
A
wouldn’t afford
B
hadn’t afforded
C
wouldn’t have afforded
D
needn’t have afforded
--Did Mary come to your birthday party?--No. I __________ her, but she was away on business.
#90012
A
would like to invite
B
would have liked to invite
C
must have invited
D
could invite