高考英语动词及动词短语辨析练习123
题目内容

The split between humans and apes is believed by scientists______15 to 20 million years ago.

2021-06-30

A.to be occurring

B.having occurred

C.to have occurred

D.to occur

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