1He was seen（ ）out A.go B.to go c.went D.goes
问题描述：
1He was seen（ ）out A.go B.to go c.went D.goes
2.She reached the top of the hill and stopped ( )on a big rock by side of the path
A.to have rested B.resting C.to rest D.rest
3.( )ill worried my parents greatly
A.I fell B.Me felling C.My felling D.I felling
答
B be seen to do 被看见做了某事 .be seen doing 被看见正在做某事
A stop to do 停下来去做某事.stop doing 停止做某事
C 我摔伤伤使我的父母很担心 worried是动词 所以前面不能在有动词