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—Mary’s score on the test is the highest in her class.—Really? She     have studied very hard.
#87447
A
may
B
ought to
C
must
D
should
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He is talking so much about America as if he _____ there. 
#86450
A
has gone
B
has been
C
was
D
had been
—— Do you think he will do me a favor? —— As far as I know, he is the last one to help others. He____be prepared to give you a hand, though. 
#89938
A
might
B
must
C
can
D
should
—Shall we finish the project two days ahead?—I’m afraid we       , in case the heavy storm comes suddenly.
#87103
A
may
B
will
C
can
D
must
---- If he had been warned, he ______ that food yesterday.---- Luckily he was sent to the hospital immediately.
#87412
A
would not take
B
would not have taken
C
had not taken
D
didn’t take
"______ the friendship between our two people last forever!", and with this sincere hope, the president concluded his speech.
#89986
A
Could
B
May
C
Would
D
Must
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