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
推荐题目
--- Shall I take your iPad to the shop to be repaired?--- Thanks, you _________. There is nothing wrong now.]
#63553
A
mustn’t
B
oughtn’t to
C
can’t
D
needn’t
--- Will you take up teaching as a career after graduation? --- Hard to say. I _______ go abroad for higher education instead.
#63676
A
should
B
must
C
might
D
shall
--- Can you hear a girl ______ in the room?--- Yes. let’s go to see her.
#76958
A
sing
B
to sing
C
singing
D
to singing