Charles is believed_______ the floor yesterday; he is always helping others silently. A.to sweep B. ...
2022-11-11 05:26:59 144次 2014-2015学年安徽宿州市高二上期中英语试卷（解析版） 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
Charles is believed_______ the floor yesterday; he is always helping others silently.
A.to sweep B. to have swept
C. having swept D. Swept
本题链接：
