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 1340

How can you expect him to make any improvement ________ you never give him an opportunity to have a try?

A.unless B.when C.until D.while
登录免费查看答案和解析

Howcanyouexpecthimtomakeanyimp