﹣Why are the windows so dirty? ﹣Because we __________ them for a long time. A. have cleanedB. haven’...
2023-02-06 14:26:39 54次 2013-2014学年四川省峨眉山市九年级4月第二次调研考试英语试卷（解析版） 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
﹣Why are the windows so dirty?
﹣Because we __________ them for a long time.
A. have cleanedB. haven’t cleanedC. didn’t clean
本题链接：
