—Bob, where is Linda?—She be in the library, but I am not sure.
#74179
A
must
B
may
C
need
D
has to
推荐题目
Must we finish all the homework today or tomorrow? – You ____ worry about it. You may hand it in next week.
#74646
A
mustn’t
B
can’t
C
needn’t
D
shouldn’t
---Must I work out the problem right now?---Yes, you _______. It’s very serious.
#75573
A
can
B
must
C
may
D
should
－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
-----Look! The girl dancing in the gym ____ be Joe. She is the girl who loves dancing too much, you know. ----- No, it ____ be her. Joe has gone to Shanghai.
#76735
A
must; mustn’t
B
must; can’t
C
can’t; mustn’t
D
can’t; can’t
—He must be in the reading-room now. We will find him there. ---No, he _____.Tom said he was ill at home .
#63666
A
must not
B
can’t
C
may not
D
should not