单项选择题

A．valid
B．efficient
C．effective
D．sufficient
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单项选择题
A．The police want to talk to the main actor.B．The main actor forgot to come.C．The main actor is delayed by traffic.D．The actor is busy buying jam on his way.
A．The police want to talk to the main actor.
B．The main actor forgot to come.
C．The main actor is delayed by traffic.
D．The actor is busy buying jam on his way.
填空题
H
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