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My sister ______ an English teacher in our school. Now she works in America.
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A
was used to be
B
used to
C
used to be
D
used to being
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 Everyone ______ be polite to the old people.
#76484
A
may
B
should
C
can
D
could
My English teacher was angry           Tom.
#75106
A
at
B
about
C
on
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with
I’m sorry，boy ,you __________see this film. It is for adults only.
#63579
A
ought to
B
can’t
C
won’t
D
don’t
 You __________be tired—you’ve only been working for an hour.
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A
must not
B
won’t
C
can’t　　　　
D
may not
My brother is honest. He _____ such a thing.
#63425
A
might not do
B
can’t have done
C
can do
D
mustn’t have done