The girl (in front of the big tree) drew a picture on the wall yesterday.对括号提问
问题描述：
The girl (in front of the big tree) drew a picture on the wall yesterday.对括号提问
___ ____ ____ a picture on the wall_____?
答
(Which) (girl) (drew) a picture on the wall (yesterday)?
意思：
哪一个女孩昨天在墙上画了一幅画?