Question

【题目】 Playing computer games too often our eyes.

A.is helpful to

B.is harmful to

C.is good for

Answer 1

【答案】B

【解析】

试题分析：句意：经常地玩电脑游戏对我们的眼睛有害。A.is helpful to对……有帮助；B.is harmful to对……有害；C.is good for对……有益。经常玩电脑游戏对眼睛有害，故选B。