专升本必刷题英语 状语从句
题目内容

________he retires, Prof.Baker will have taught in the university for almost forty years.

2021-11-17

A.By this time

B.At the time

C.At the same time

D.By the time

题目答案

试卷相关题目

最新试卷
热门试卷

长理培训客户端 资讯,试题,视频一手掌握

去 App Store 免费下载 iOS 客户端