"You  ____be so tired that you had to stop to rest."
#89186
A
should
B
can't
C
must
D
mustn't
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Now then, children, It’s time you ________.
#87190
A
were washed and dressed
B
washed and dressed
C
are washed and dressed
D
washed and dress
They urged that the library _________ open during the vacation.
#87500
A
must be kept
B
is kept
C
would be kept
D
be kept
The pills       him.If only he had taken them regularly.
#87443
A
could help
B
may help
C
must have helped
D
might have helped