often see sb.do么?
来源:学生作业帮 编辑:搜搜做题作业网作业帮 分类:综合作业 时间:2024/08/04 08:35:46
often see sb.do么?
如题?
In China we often see people dropping litter on streets...
这里为什么答案是有ing的?
如题?
In China we often see people dropping litter on streets...
这里为什么答案是有ing的?
![often see sb.do么?](/uploads/image/z/5743810-10-0.jpg?t=often+see+sb.do%E4%B9%88%3F)
see sb doing sth,表示看见某人正在做某事,强调doing这个动作,本句中强调的是扔烟头这个动作