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【題目】 Playing computer games too often our eyes.

A.is helpful to

B.is harmful to

C.is good for

【答案】B

【解析】

試題分析:句意:經常地玩電腦游戲對我們的眼睛有害。A.is helpful to……有幫助;B.is harmful to……有害;C.is good for……有益。經常玩電腦游戲對眼睛有害,故選B。

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