--The man in a black suit _______ be our youth worker.--- I’m sure it _______ be him. I saw him in the laboratory building some minutes ago.
#75725
A
must; can’t
B
can; mustn’t
C
can; could
D
must; won’t
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Lifting off at sunrise, the hot air balloon goes wherever the wind blow.
#63659
A
may
B
must
C
need
D
should
—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、
—Did you ask Tom for help?—I ________. —I managed perfectly well on my own.
#62620
A
needn’t have
B
don’t need to
C
didn’t need to
D
needn’t
---Why not wear your miniskirt, Rose? --- Well, my legs are too thick, if you ______ know.
#62222
A
should
B
must
C
may
D
need