Question

【题目】Eighty percent of the students in this school ________ three to five times a week.

A. exercisesB. exerciseC. exercising

Answer 1

【答案】B

【解析】

句意“在我们学校80%的学生一周锻炼三到五次”。根据three to five times a week“一周三到五次”可知，用一般现在时，排除C；“分数或者百分数+of+名词”作主语，谓语与of后的名词保持一致，即与students保持一致，students为复数，故选B。