—Sorry indeed. I______ to your birthday party if …—Forget it. I know  you were out on business.
#87479
A
must come
B
would come
C
must have come
D
would have come
推荐题目
I can’t find the recorder in the room. It ________ by someone.
#87740
A
may take
B
may have been taken away
C
must have taken away
D
needn’t have been taken away
He is talking so much about America as if he _____ there. 
#86450
A
has gone
B
has been
C
was
D
had been
 Their answers are exactly the same — one of them ______ from the other.
#88171
A
must copy
B
must have copied
C
should copy
D
should have copied