It be the vocabulary that caused you the problem in the exercise because you know a lot of words.
#62254
A
couldn’t
B
may
C
should
D
needn’t
推荐题目
--Is the man standing outside the teacher’s office Mr. Zhou? --No, it ______ be him. He has gone to Hong Kong for an academic conference.
#78290
A
mustn’t
B
can’t
C
needn’t
D
couldn’t
You’d better _____ too much fried chicken. It’s not good for your health .
#76037
A
not to eat
B
don’t eat
C
not eat
D
to not eat
-- There were already five people in the taxi, but the driver managed to take me as well. --It ________ a comfortable journey.
#74521
A
can't be
B
shouldn't be
C
mustn't be
D
needn’t be
_______ Tom _______ Peter are fond of watching TV.
#77980
A
Not only…but also
B
Both…and
C
Either…or
D
Neither…nor
---Mum, could I go shopping with you? --- Yes,________ . But you have to finish your homework first.
#74498
A
you can
B
you could
C
you can’t
D
you couldn’t