启教通信息平台
  首页 / 试题 / 高中英语 / 试题详细
  • 科目:英语
  • 题型:单选题
  • 难度:较易
  • 人气:1130

Water, which seems so simple and common, is _____ makes life possible.

A.that B.what C.which D.how
登录并查看解析

Water, which seems so simple a