优题课 - 聚名师,上好课(www.youtike.com)
  首页 / 试题 / 高中英语 / 试题详细
  • 科目:英语
  • 题型:单选题
  • 难度:中等
  • 人气:1374

I regret _______ that I’m busy ______ my lessons.

A.to say; to prepare B.to say; preparing
C. saying; to prepare D.saying; preparing
登录免费查看答案和解析

IregretthatI’mbusymylessons.A.