— May I smoke here?— No, you ______ . This is a no-smoking room.
#75754
A
needn’t
B
mustn’t
C
couldn’t
D
wouldn’t
推荐题目
— Must we get to the airport before 8 o’clock?— No, you _____. The plane takes off at 12 o’clock.
#75579
A
mustn’t
B
needn’t
C
wouldn’t
D
shouldn’t
Jim______ sing Chinese songs very well now, but he______do it last year.
#75382
A
can; can’t
B
could; can’t
C
can; couldn’t
D
could; couldn’t
We can do a lot to stay healthy. __________, we should eat a balanced(平衡的) diet.
#77891
A
At a time
B
In fact
C
First of all
D
All together
—I think the man over there must be Bob.—It ______ be him. He has gone to Paris.
#76009
A
can’t
B
can
C
may not
D
mustn’t
It be the vocabulary that caused you the problem in the exercise because you know a lot of words.
#62951
A
may
B
couldn’t
C
should
D
needn’t