—Look at the boy running on the ground. Is it David?—It be him. I saw him go to the teacher’s office just now.
#75318
A
must
B
mustn’t
C
can’t
D
might
推荐题目
—Must I finish the exercise this afternoon?—Yes, you ______, but you ______ finish it now.
#77433
A
must, mustn’t
B
must , don’t have to
C
may, needn’t
D
may , mustn’t
--- _________ David be the new chairperson of the Students’ Union? --- He ________ be, but I’m not sure.
#74581
A
Can; can’t
B
Can; may
C
May; must
D
May; mustn’t
Sometimes the boy is a bad-tempered child, but he ____ be quite lovely when he wishes．
#63210
A
may
B
can
C
shall
D
must
Susan’s parents have bought a large house with a swimming-pool. It ____ be very expensive.
#76802
A
must
B
can
C
mustn’t
D
can’t
—Is Mr. Green in the office?—No, he ________ be in the office. Look, the light in the office is off.
#78340
A
mustn’t
B
can’t
C
needn’t
D
may not