—I knocked but nobody answered the door. ----They _____asleep then and didn’t hear you.
#88169
A
must be
B
should be
C
must have been
D
should have been
推荐题目
After her son’s death, the old lady _____ sit at the window, deep in thought．
#87844
A
would
B
should
C
could
D
might
—I wish I _________ the meeting.—But you didn’t .
#87347
A
attended
B
have atteneded
C
had attended
D
would attend
If I ___ the answer to the question , I ____ you..
#88939
A
know; would tell
B
would know; would tell
C
knew ; would tell
D
know ; tell
You can’t imagine that a well –behaved gentleman ______ be so rude to a lady.
#90285
A
might
B
need
C
should
D
would
— 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