位置:首页 > 题库频道 > 学历类 > 升学考试 > 高中(高考) > 英语 > 高考英语连词练习481

The road is covered with ice. I can't understand ______ they insist on going by bike.

发布时间:2021-07-27

A.why

B.when

C.how

D.whether

试卷相关题目

返回顶部