— _______ I ask you something, if you are not busy?—Yes, of course you _______.
#62809
A
Should; should
B
Could; can
C
Could; could
D
Can; Could
推荐题目
—He must be in the reading-room now. We will find him there. ---No, he _____.Tom said he was ill at home .
#63666
A
must not
B
can’t
C
may not
D
should not
Mary ______ my letter; otherwise she would have replied before now.
#63420
A
has received
B
ought to have received
C
couldn’t have received
D
shouldn’t have received
—Isn’t that Ann’s husband over there? ---No, it _______be him. I’m sure he doesn’t wear glasses.
#75294
A
can’t
B
mustn’t
C
won’t be
D
may not
--- Is John coming by train?--- He should, but he _______ not. He likes driving his car.
#74337
A
must
B
can
C
may
D
need