精选优质文档-倾情为你奉上人教版高中英语必修四知识点梳理重点题型(常考知识点)巩固练习动词ing形式作表语,定语和宾语补足语 概念引入:The music they are playing sounds so exciting .We watched three boys sharing their food with eachOur job is playing all kinds of music .The girl singing now is a classmate of mine语法讲解【 ,非谓语动词之-ing形式,非谓语动词之ing形式】非谓语动词中的ing形式包括两种: 一种是动名词,另外一种是现在分词。 基本形式: 1、-ing形式作表语 1) -ing形式作表语时放在系动词之后,用来泛指某种动作或行为,以说明主语的具体内容(身份、性质或情况)。如: Her hobby is painting. 她的业余爱好是画画。 My job is looking after t