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 519

   no modern telecommunications, we would have to wait for weeks to get news from around the world.

A.Were there B.Had there been
C.If there are D.If there have been
登录免费查看答案和解析
相关知识点

nomoderntelecommunications,wew