–Look! Someone is cutting a tree on the moon.–It _______ be true, Granny. Our teacher says there is no air there.
#75239
A
can't
B
mustn't
C
may
D
should
推荐题目
—Can the new railway station ____ as planned?—Sure, it completed in time, we’ll work two more hours a day.
#76249
A
finish; having
B
finish; have
C
be finished; to get
D
be finished; have got
--- Can we leave the classroom now?-- No, you ______. You ______ to leave until the bell rings.
#75539
A
mustn’t, are allowed
B
don’t have to, are supposed
C
needn’t, aren’t allowed
D
can’t, aren’t supposed
The Smiths went to the country for the weekend as they ______ to the office.
#63002
A
needn’t have gone
B
mustn’t go
C
may not go
D
didn’t have to go
(2014·济南市名校第四次诊断性测试)—Is the letter from your mother?—Yes.But she ________the letter herself，because she doesn’t even know one word.
#62194
A
needn’t have written
B
can’t have written
C
might not have written
D
should not have written
—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