Some aspects of a pilot’s job__________ be boring, and pilots often ________ work at inconvenient hours．
#63540
A
can; have to
B
may; can
C
have to; may
D
ought to; must
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That man in the corner of the restaurant ______ be Mr. Lee, for he went to Australia yesterday.
#63084
A
can’t
B
need
C
must
D
won’t
—Look! It________be the new woman manager. —It________be her.She has just left for Shanghai.
#74701
A
can;mustn’t
B
must;can’t
C
must;mustn’t
D
can’t;must
—I’ll call Bob and tell him the good news.—You __________ do that. He was here just now and heard it.
#62554
A
couldn’t
B
mustn’t
C
shouldn’t
D
needn’t
——TV and computer are so popular these days.——Yes, they can ____ our eyes to the outside world.
#77015
A
call up
B
open up
C
turn up
D
take up