She________the opportunity，but unfortunately she just let it go.
#86619
A
should have taken
B
must have taken
C
needn't have taken
D
can't have taken
推荐题目
— Lily is a happy girl, but today she seems in a bad mood. — Something ________ to her.
#88135
A
must happen
B
should have happened
C
could have happened
D
must have happened
We all agreed to her suggestion that we＿＿＿＿＿＿to the Great Wall for sightseeing(观光 ).
#89941
A
will go
B
go
C
shall go
D
should have gone
——This wall of air is an effective answer to the problem and it ____ work.——But it is a question to put such a wall of air around the statue.
#89420
A
may
B
must
C
should
D
could
I was caught in a traffic jam for over an hour, otherwise I ________ you waiting for such a long time.
#86683
A
will not keep
B
have not kept
C
had not kept
D
would not have kept