Jam’s blindness was getting worse he was getting older. A. when B. for C. as D.

Jam’s blindness was getting worse ________ he was getting older.

A. when 　 B. for 　 C. as D. while

试题答案

C

句意为：随着年龄的增长，Jam的视力越来越糟糕。as随着……，其他三项无此用法。