首页 / 高中英语 / 试题详细
  • 更新 2022-09-03
  • 科目 英语
  • 题型 单选题
  • 难度 中等
  • 浏览 1177

________you never plan to visit the polar bears in the North Pole or the penguins in the South Pole,now it is the proper time to start thinking about that.

A.Until B.Unless C.As long as D.Even if
登录免费查看答案和解析

youneverplantovisitthepolarbea