单项选择题

It ______ me ______ hour to do my homework.

A． take; an
B． took; a
C． took; an
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单项选择题
They asked me ______ the traffic ______ again.
A． let; go
B． to let; to go
C． to let; go
单项选择题
September is ______ month of the year.
A． nine
B． ninth
C． the ninth
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