—What do you think people can do for their aged parents?—They_________ do anything except to be with them and be themselves.
#75775
A
don’t have to
B
oughtn’t to
C
mustn’t
D
can’t
推荐题目
-- Must I come here at eight o’clock? -No, you ____. You may come a little later.
#78344
A
mustn’t
B
needn’t
C
may not
D
can’t
Lora，you ____________ leave all your books on the floor like this!
#62212
A
wouldn’t
B
mustn’t
C
needn’t
D
may not
——Dad, must I finish my homework today?------No, you . You may do it tomorrow.
#76747
A
needn’t
B
mustn’t
C
don’t
D
won’t
In case you ______ still have anything to offer, please contact our manager while he is available．
#62228
A
shall
B
would
C
should
D
will