Television sales dropped 20percent in （）to the same quarter last year.

下列历史上的廉政名人不是山西人的是：（）

A.狄仁杰
B.包拯
C.陈廷敬
D.于成龙

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All project proposals must be received（）e-mail no later than Friday at midnight.

A．of
B．with
C．about
D．through

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