Question

【题目】Most students exercise __________ a week.

A. once or twice B. one time or two time

C. once time or twice D. once or two time

Answer 1

【答案】A

【解析】

试题分析：句意：绝大部分学生一周锻炼一到两次。此题考查副词。根据句意，应选A。