－Look, your sister is playing the piano over there.－She ______ be my sister. She has gone to America.
#77768
A
mustn’t
B
can’t
C
shouldn’t
D
may not
推荐题目
—Must I return the book to you now, Jack? —No, you _____. You can give me back tomorrow.
#76278
A
won’t
B
needn’t
C
can’t
D
shouldn’t
You _____ read a book in the sun—it'll do harm to your eyes．
#63386
A
couldn't
B
wouldn't
C
needn't
D
mustn't
---______ he have been chosen as captain of our school football team? ---Yes, he______. Can’t you see he’s wearing an armband?
#63091
A
Can; can
B
Must; must have
C
Can; must have
D
Must; must
We can hardly believe such a young boy ______ travel around the world all by himself.
#62532
A
may
B
need
C
should
D
must