Tom hurried to school only to find that there was none because it was Sunday and he _____to school.
#87696
A
couldn’t have gone
B
needn’t have gone
C
mustn’t go
D
needn’t go
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---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
.---I didn't go to work yesterday because my car broke down. ---You ____ mine. I wasn't using it then.
#89999
A
might borrow
B
could have borrowed
C
must have borrowed
D
ought to borrow
If we ___________some measures, we might have prevented the environmental pollution．
#87466
A
take
B
had taken
C
took
D
have taken
It’s too bad that I failed in the math exam. If only I ______ hard at it!
#87203
A
worked
B
had worked
C
has worked
D
would work
— What’s the matter with Peter?— He was seen crying when he was coming out of the office. He ________ by the manager.
#89499
A
may be scolded
B
should have been scolded http:/
C
must be scolded
D
must have been scolded