—Look，your father is playing the piano over there.—He________ be my father. He has gone to Beijing.
#76700
A
mustn’t
B
can’t
C
shouldn’t
D
may not
推荐题目
All passengers______go through safety check before they take a plane.
#74193
A
can
B
may
C
must
D
ought
The boss has given everyone a special holiday, so we ________ go to work tomorrow.
#62963
A
can’t
B
mustn’t
C
needn’t
D
shouldn’t
You ______ to the party if you’re so busy.
#76821
A
don’t need come
B
not need coming
C
needn’t come
D
need not to come
—Susan’s parents have bought a large house with a swimming pool.—It be very expensive.
#78199
A
must
B
can
C
mustn’t
D
can’t、