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

Problems like this seldom ____ in the collage.

A、arouse
B、arise
C、raised
D、rise

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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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