The problem is too difficult for him. He _______ solve it by himself without any help.
#76048
A
can't
B
mustn't
C
shouldn't
D
needn't
推荐题目
---Must I answer it in English?---No, you _______. You can use Chinese.
#76005
A
shouldn’t
B
can’t
C
mustn’t
D
needn’t
My grandmother needs______carrots and ______broccoli.
#75198
A
a;many
B
lots of;some
C
some;a
D
a lot of,many
- Tom, where is your father?- I’m not sure. He _______ in his office.
#74723
A
must be
B
may be
C
maybe
D
need be
---Lucy doesn’t mind lending you her dictionary.---I think she doesn’t, but I ________do so. I’ve already borrowed one.
#74212
A
needn’t
B
mustn’t
C
can’t
D
shouldn’t
