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:1568

Since 1949, the peoples living standard _______, causing a big _______ in population.

A.has been raised; rise B.has been rose; raise
C.has raised; rise D.has raised; rose
登录免费查看答案和解析

Since1949,thepeopleslivingstan