单项选择题

“____will the airplane take off?” “7：30.”
time
B、how after
C、which
D、where

A、what
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单项选择题
Problems like this seldom ____ in the collage.
A、arouse
B、arise
C、raised
D、rise
单项选择题
The (chief) of the police department demand sever punishments for criminals、选择能代替括号里的选项
A、head
B、ruler
C、technician
D、personnel
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