题目内容

指数平滑法也是加权平均法的一种。 ()

A. 正确
B. 错误

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A. 正确
B. 错误

A. Y
B. N
C. NG

A. defeated
B. attacked
C. fought
D. struck

A. She got up late.
B. She had a traffic accident.
C. There was something wrong with her car.
D. The road was traffic-jammed.