Question

【题目】—According to a recent survey, many students have poor eyesight (视力).

—In my opinion, reading on mobile phones too often is the ________ of having poor eyesight.

A.costB.resultC.cause

Answer 1

【答案】C

【解析】

句意：——根据最近的一项调查，许多学生视力不好。——在我看来，经常用手机阅读是视力不好的原因。
考查名词辨析。cost花费，代价；result结果；cause原因，起因。根据题意“经常用手机阅读是视力不好的____”，结合常识及选项可知应是原因，用cause符合题意。故选C。