Question

【题目】Don't play games on the computer all day, It's ______ to your eyes.

A. harmful

B. useful

C. helpful

D. thankful

Answer 1

【答案】A

【解析】句意：不要整天在电脑上玩游戏，对你的眼睛有害。本题考查形容词。A. harmful有害的；B. useful有用的；C. helpful有帮助的；D. thankful感激的。根据句意选A。