单项选择题

Professor Black often reminds us to ______ ourselves of every chance to improve our English.

A．notify
B．avail
C．inform
D．assure
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单项选择题
Steven was relying on ______ another opportunity.
A．there would be
B．there being
C．there be
D．there to be
单项选择题
Fish and chips ______ getting more and more expensive in many places of Britain.
A．are
B．are to
C．is
D．is to
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