单项选择题

78（）

A．the number of
B．the amount of
C．an amount of
D．a number of

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单项选择题
73（）

A．parental
B．political
C．cultural
D．musical
单项选择题
As working hours get shorter, people should learn how to spend their increased ______ in some satisfying way.
A．longer hours
B．more chance
C．leisure time
D．happy time
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