Mr. Smith is always on time for everything. How ________ it be that he was late for the flight?
#63168
A
can
B
must
C
may
D
need
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Nowadays, children under 1.4 meters _______________ be free to take buses in some cities.
#74984
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need
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There _____ be any difficulty in passing the road test since you have practised a lot in the driving school.
#63216
A
mustn’t
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shouldn’t
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shan’t
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He ______ it on schedule, but somehow he fell behind.
#62908
A
must have done
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might finish
C
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---I think her dress comes from the 1970s.---It _______be from that time. The dress looks so modern.
#75011
A
mustn’t
B
can’t
C
won’t
D
wouldn’t