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:1949

It’s very wise of you to____ well-trained workers ____ untrained ones in the assembly line.

A.substitute; for B.substitute; with
C.replace; by D.replace; with
登录免费查看答案和解析

It’sverywiseofyoutowelltrained