Excessive _____ weakens character as well as physical stamina.

Excessive _____ weakens character as well as physical stamina.

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The population of working age increased by 1 million between 1981 and 1986,( )to

The population of working age increased by 1 million between 1981 and 1986,( )today it is barely gro

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下列选项中,对一节课的教学设计不恰当的是()。

下列选项中,对一节课的教学设计不恰当的是()。

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现代彩色平版胶印,大都是以( )、( )、青以及黑四色网线印版分别套印,使各色不同密度的网点相互重叠式并置,在视觉上产生色彩丰富,轮廓清晰的图像。

现代彩色平版胶印,大都是以( )、( )、青以及黑四色网线印版分别套印,使各色不同密度的网点相互重叠式并置,在视觉上产生色彩丰富,轮廓清晰的图像。

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