Tommy, you____ be hooked on the Internet all day. You may fall behind others in study.
#63526
A
mustn’t
B
shan’t
C
can’t
D
needn’t
推荐题目
---Must I finish doing my homework now, Mum? ---No, you ________.
#74479
A
can’t
B
may not
C
mustn’t
D
needn’t
—Must I go to medical school and be a doctor like you, dad?—No, you _______,son. You’re free to make your own decision.
#74114
A
can’t
B
mustn’t
C
shouldn’t
D
needn’t
I have two brothers. One is a teacher, _________ is a doctor.
#78051
A
another
B
other
C
others
D
the other
The winner of the race is tall and thin; he _______ be my friend, Mike, who is short and fat.
#63175
A
might
B
mustn’t
C
can’t
D
should
--- Hi, Lucy．Do you know where Linda is? --- She in the library．I saw her there just a few minutes ago．
#63549
A
shall be
B
must be
C
should have been
D
might have been