单项选择题

It is commonly accepted in American society that too much sleep is ______.

A．unreasonable
B．criminal
C．harmful
D．costly
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单项选择题
______ people sat in the car.
A．Six
B．Less than six
C．Seven
D．Five
单项选择题
My wife was still worried because ______.
A．it was going to rain
B．we had a large garden
C．it was hard to feed so many people
D．Aunt Clara had a sweet voice
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