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 758

If penicillin _____________ available, many people ______________ from sickness.

A.weren’t , would have died B.shouldn’t be, would die
C.hadn’t been, would have died D.is, will die
登录免费查看答案和解析

Ifpenicillinavailable,manypeop