When the teacher came in, he saw some boys behind Daniel, the puter games.
A. sit, watching
B. sitting, watching
C. sit, to watch
D. sitting, watched
网友回答
A. sit, watching
(答案→)B. sitting, watching
C. sit, to watch
D. sitting, watched
解析:当老师进来的时候,他看见一些男孩子坐在丹尼尔的后面,在看电脑游戏。see sb doing sth看见某人正在做某事,watching表示伴随,故选B