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 较易
  • 浏览 358

He did well in the examination. He _____ hard at his lessons..  

A.must have worked B.can have worked
C.will have worked D.has worked
登录免费查看答案和解析

Hedidwellintheexamination.Heha