初中英语语法-非谓语动词课件（23张PPT）

非谓语动词 He likes to read the novel. He enjoyed travelling around the world. John made Tom go with him. 什么是非谓语动词？ 绿色部分的单词随着红色部分的单词的变化而变化 在句中不能单独作谓语的动词叫非谓语动词 一个句子有且只有一个谓语 分类 动名词 动词不定式 分词 动词不定式 to+动词原型（有时to可以省略） 作 主 语 作 定 语 作 宾 补 作 宾 语 作 状 语 做主语（常常用it作形式主语） It + be +adj+动词不定式 To ask the teacher for help is necessary = It is necessary to ask the teacher for help It is very lucky to meet you this year. = To meet you this year is very lucky To finish the work in ten minutes is very hard.  = ? 动词不定式具体用法 做宾语 ☆ 表示命令，打算或者希望 want /try/decide/hope/need/wish/agree/except/refuse/learn/remember ☆在find, think后跟不定式 We decide to go shopping this weekends I find it diffcult to solve the problem. 3. 作宾语补足语（在使役、感官动词后，to可以省略） With a lot of work to do, he didn‘t go to the cinema． I saw him cross the road.(to被省略) 4. 作定语（主被动） 动词不定式做定语的时候，放在被修饰的名词后面，作为后置定语 I don’t have a p