(·临沂二模) is often the case with old people my grandfather is fond of doing morning exe

问题补充：

(·临沂二模) is often the case with old people, my grandfather is fond of doing morning exercise.

A. As

B. Which

C. What

D. It

答案：

(答案→)A. As

B. Which

C. What

D. It

解析：选A考查定语从句。句意：就像其他老人一样，我祖父也喜欢晨练。此句考查as引导的非限制性定语从句，as在此指代后面句子的内容，既可位于句首，也可位于句中。