组卷题库 > 初中英语试卷库
试题详情
—I think it's polite       the young to offer seats to the old.

—Yeah, and it's necessary         us to do so.

A、of; for
B、of; of
C、for; of
D、for; for
知识点
参考答案
采纳过本试题的试卷
教育网站链接