Every solid object ______ reflect a sound，varying according to the size and nature of the object．
#87543
A
must
B
shall
C
will
D
should
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Without your help, I ＿＿＿＿the exam last term.
#89943
A
failed in
B
would have failed
C
wouldn’t pass
D
would fail
---I was trying to carry out the plan, but I failed.---Well, you _________, for we were uncertain it would do ________.
#87807
A
needn’t do that, in fact
B
needn’t have done, in effect
C
needn’t have, in practice
D
needn’t, in time
— Do you still remember when we went to Nanjing? — I can't remember now but ________sometime last summer?
#89645
A
might it be
B
could it be
C
could it have been
D
should it have been
Terribly sorry, I came home at last. I _____of the supermarket ________so crowded.
#89423
A
should have thought; being
B
should think; being
C
could have thought; was
D
could think; was
—Do you think George has passed the driving test?—No. If so, he ______ his car to our college yesterday.
#86566
A
would drive
B
drove
C
would have driven
D
had driven