We are confident that the environmenr by our further efforts to reduce pollution A．had been improved...
2022-12-13 06:44:39 154次 2013年全国普通高等学校招生统一考试英语（辽宁卷解析版） 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
We are confident that the environmenr by
our further efforts to reduce pollution
A．had been
improved B．will be
imroved C．is improved D．was improved
本题链接：
