—Who______ it be that is knocking at the door? —It ______ be Father, but I’m not sure.
#88027
A
can; must
B
can; may
C
must; can
D
may; must
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I＿＿＿＿＿＿＿＿you a beautiful present for your birthday,but I was short of money at that time.
#89910
A
would buy
B
had bought
C
would like to have bought
D
must have bought
--- I did not see your elder brother at the lecture yesterday.---You ______him, since he went to see Chinese Zodiac---Jackie Chan’s 100th movie.
#86948
A
mustn’t have seen
B
couldn’t have seen
C
shouldn’t have seen
D
needn’t have seen
The project ______ last month but unfortunately it had to be prolonged because of the financial problem.
#86466
A
needn’t have been finished
B
shouldn’t have finished
C
could have been finished
D
must have finished
If you had not helped them, they ______ in London now.
#88341
A
would still be
B
will still be
C
would have still gone
D
will have still gone
I my homework yesterday, but unfortunately I forgot about it totally.
#87193
A
need have handed in
B
should have handed in
C
must have handed in
D
may have handed in