首页 / 初中英语 / 试题详细
  • 更新 2022-09-03
  • 科目 英语
  • 题型 单选题
  • 难度 中等
  • 浏览 1924

It is very kind ____ you to help me with these maths problems because it is very difficult ____ me to work them out.

A.of; for B.of; of C.for; of D.for; for
登录免费查看答案和解析
相关知识点

Itisverykindyoutohelpmewiththe