Question

【题目】________ can help people be strong.

A. Do exercise B. Doing exercises

C. Doing exercise D. Exercises

Answer 1

【答案】C

【解析】

试题分析：句意：锻炼可以帮助人们身体强壮。动名词短语做主语，exercise为不可数名词意为“锻炼，运动”；故答案为C。