— You don’t forget when we borrowed that reference book, do you?— I can’t remember now but ________ sometime last week?
#88985
A
might it be
B
could it be
C
could it have been
D
should it have been
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Let’s clean our classroom, _____?
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A
will you
B
don’t we
C
shall we
D
do you
 Look! If we had begun to do the work yesterday morning, we _______ ourselves just like them.
#87236
A
would have enjoyed
B
were to enjoy
C
should enjoy
D
would be enjoying
You_____make such mistakes again.
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A
should never
B
should not always
C
would always not
D
would not forever
Teachers suggested parents        their children under 12 to ride bicycles to school for safety.
#87502
A
shouldn’t allow
B
don’t allow
C
mustn’t allow
D
couldn’t allow