题目内容

通过合理调配和技术改造。______提高了,大伙的干劲更高了。

A. 功能
B. 动能
C. 能效
D. 功效

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It seems that Ruby needs about seven hours' sleep everyday.

A. Right.
B. Wrong.
C. Doesn't Say.

5英寸软盘的写保护由一个位于写保护口中可以上下推动的塑料小片完成。()

A. 正确
B. 错误

在Excel中活动单元格是指可以被移动的单元格。 ()

A. 正确
B. 错误

Ruby does her school work at home in the morning.

A. Right.
B. Wrong.
C. Doesn't Say.

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