Wemustn’tusethecomputerforalongtime,becauseoureyesarebe...

问题详情：

We mustn’t use the computer for a long time, because our eyes are becoming ____.

A.     better and better                 B.  weaker and weaker

C. stronger and stronger              D. healthier and healthier

【回答】

B

知识点：形容词比较级

题型：选择题