关于英语ing问题这道题是这样的That day I saw some parents _ at the back of
关于英语ing问题
这道题是这样的That day I saw some parents _ at the back of the classroom ,_ to the teacher.A.sitting;listened B.sit;listened C.sitting;listening D.sit;listening 答案是选D,为什么选D,saw后面不是应该跟动词ing吗,还有后面为什么用listening而不用listened?