Question

【题目】 He kept_ so that he could be in good health.

A. exercise

B. exercising

C.to exercise

Answer 1

【答案】B

【解析】

试题分析：句意：为了健康，他坚持锻炼。坚持做某事：keep doing sth.，keep后跟动名词短语作宾语。故选B。