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问题 单项选择题

灯光雾是哪一种灯光所拥有的属性？（）

A.Spot Light

B.Direction Light

C.Ponit Light

D.Ambient Light

E.Volume Light

答案

参考答案：A

选择题

—The authors of computer viruses are geniuses.

—I agree. If they applied their wisdom to other net technology _____ human beings can benefit, it would be better.

A．in which

B．through which

C．from which

D．during which
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单项选择题

救生筏的英文是（）。

A.LIFE VEST

B.LIFE RAFT

C.LIFE STRAP

D.LIFE ANCHOR
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