–Look! A man is cutting a tree on the moon. --It ______ be true. The teacher said there is no air on the moon.
#74768
A
can’t
B
may not
C
shouldn’t
D
mustn’t
推荐题目
A: ________ I go to the airport to see Uncle David off tomorrow morning, mum? B: No, you needn’t. You may join us if you want to.
#74606
A
Must
B
Need
C
Should
D
May
Being examined twice a year, whether it is a car or a bus or a truck, it is the rule that every driver____ obey in this city.
#63081
A
shall
B
can
C
has to
D
need
—Will you read me a story ,Mummy? --OK.You________have one if you go to bed as soon as possible.
#63618
A
might
B
must
C
could
D
shall
—He ____be in the classroom, I think.—No, he_____ be in the classroom. I saw him go home a minute ago.
#74430
A
can, may not
B
must, may not
C
may, can’t
D
may, mustn’t
—Tom often drives carelessly.—Tell him he ________ answer for it if he goes on behaving like that.
#62483
A
shall
B
should
C
will
D
must