He _______ Shanghai, for I saw him talking with the headmaster a moment ago.
#90144
A
must have gone to
B
can’t have gone to
C
mustn’t have been to
D
can’t have been to
推荐题目
You          read a book in the sun—it’ll do harm to your eyes.
#87763
A
couldn’t
B
wouldn’t
C
needn’t
D
mustn’t
Should it rain, the crops _____ . 
#87153
A
would be saved
B
would have been saved
C
will be saved
D
had been saved
I suggest he __ leave at once.
#88096
A
should
B
must
C
would
D
used to