高考英语介词和介词短语练习80
题目内容

If his parents are convinced ______ the fact that his son always focuses his mind _______his study.  

2021-07-24

A.of; on

B.of; at

C.by; to

D.on; at

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