—Where did you get this book?—I picked it up from a second-hand bookshop if you ______ know.
#63082
A
must
B
will
C
can
D
shall
推荐题目
--- Do we have to hand in our research reports this afternoon, Professor Smith?--- Yes, you _______ . I will be waiting to check them all the afternoon.
#62581
A
should
B
may
C
can
D
must
—There is a pen on the ground. Is it Li Long’s?—It Li Long’s. He went to Beijing many days ago.
#75013
A
can be
B
can’t be
C
must be
D
might be
---There _____ anybody in the room. --- Why do you say so? --- Because the door is locked.
#76349
A
must not be
B
can’t have
C
can’t be
D
may not be
There ____ a temple on the side of the mountain, didn't there?
#63416
A
would be
B
would have
C
used to have
D
used to be
