We ___have hurried all the way to the airport—the flight was called off because of the foggy weather.
#87566
A
mustn’t
B
couldn’t
C
needn’t
D
wouldn’t
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Bob's doctor suggests _____ for a few days .
#86898
A
that he is resting
B
that he has to rest
C
him to rest
D
that he rest
Simon is very regretful. If he had been more careful, he _____ such a big mistake.
#87008
A
hasn’t made
B
hadn’t made
C
won’t have made
D
wouldn’t have made
“Look at these tracks. It _______ be a wolf.” “Don’t be so sure. I think it _______ be a fox.”
#89541
A
must; could
B
may; might
C
need; must
D
could; need
—My brother gets the first prize for computer in our city today.—I am sure he be a very smart student.
#89337
A
could
B
should
C
might
D
must
If It had been possible, I would have helped him, but I ______ too busy the.
#89160
A
had been
B
would be
C
were
D
was