概念引入 The music they are playing sounds so exciting . We watched three boys sharing their food with each Our job is playing all kinds of music . The girl singing now is a classmate of mine用法讲解非谓语动词中的 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 the children. 我的工作就是照顾这些孩子。 2) –ing 用来表示主语所具有的特征， 如： His concern for his mother is most touching. 他对母亲的关爱很感人。 His words are encouraging. 他的话很鼓舞人。 2、-ing 形式作定语 1). 说明被修饰名词的作用和用途， 如： building materials = materials for building 建筑材料 drinking water = water for drinking 饮用水 a reading room = a room for reading 阅览室 2). 说明被修饰名词的性质和程度， 如： tiring music = music that is tiring 烦人的音乐 a surprising result = a result that is surprising 一个惊人的结果 3). 表示被修饰名词正在进行的动作， 如： 正在做实验的那个学生是我们的班长。 The student making the experiment is our monitor. 我们能看到冉冉升起的太阳。 We can see the rising sun. Attention 1) 单个-ing 形式作定语时, 放在所修饰的名词之前, -ing 形式短语作定语时, 放在所修饰的名词之后, 并且在意思上相当于一个定语从句。 如： They lived in a room facing the street. = They lived in a room that faces the street. 他们住在一间面朝街的房子。 The man standing there is Peter’s father. = The man who is standing there is Peter’s father. 站在那儿的那个人是彼得的父亲。 2) V-ing, 过去分词，不定式做定语时的区别： The student making the experiment is our monitor. They lived in a room facing the street. 正在进行的会议非常重要。 The meeting being held now is very important. ...
