单项选择题

It is wrong of you to laugh ______ people.

A． at others
B． in other
C． at other
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单项选择题
I usually ______ books in the morning.
A． watch
B． read
C． see
单项选择题
This hall is ______ all kinds of toys.
A． furl of
B． fulled of
C． filled of
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