—Mary’s score on the test is the highest in her class.—Really? She     have studied very hard.
#87447
A
may
B
ought to
C
must
D
should
推荐题目
—Could I use your bike? —Yes, surely you ______.
#87052
A
might
B
will
C
can
D
should
---Mike must have known that.---No, he ________. How _______ he?
#87806
A
mustn’t, must
B
may not, might
C
couldn’t, can
D
needn’t, need
 Why are you doing that? If I ____you, I’d stop.
#87880
A
had been
B
hadn’t been
C
were
D
were not
_______ be sent to work there? 
#86990
A
Do you suggest who should
B
Who do you suggest that should
C
Who do you suggest
D
Do you suggest whom should