高考英语动词及动词短语辨析练习410
题目内容

The air pollution of the city _________ by 20 percent thanks to the strict measures taken by the government.

2021-07-14

A.has been fallen down

B.has been increased

C.has been reduced

D.has been risen

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