Doctors say that exercise is important for health,but it__________be regular exercise .
#88242
A
can
B
will
C
must
D
may
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“Is Jack on duty today?”“It ____ be him. It’s his turn tomorrow.”
#88237
A
mustn’t
B
won’t
C
needn’t
D
can’t
Look at the mess the boys made! You _______ have taught them how to behave themselves.
#87866
A
must
B
may
C
can
D
should
---Why are you so late? ---I got stuck in the traffic jam, or I ___earlier.
#88089
A
arrived
B
had arrived
C
would arrive
D
would have arrived
—Did you have a wonderful weekend?—We could have if it ____ fine. But it____ all the time.
#87057
A
was; has rained
B
was; rained
C
had been; has rained
D
had been; rained
You can't imagine that a top student ______ have failed in the college entrance examination.
#89286
A
might
B
need
C
should
D
would