非谓语动词---现在分词.pptx

Welcome to our class！！！;非谓语动词，不是做谓语的动词。当句中已经有了谓语动词，并且句中没有连词时，需要用非谓语动词了。 The girl is Mary. If I am given more time, I’ ll catch up with you. The girl dancing in the hall is Mary. Given more time, I’ll catch up with you. ;观察下列例句, 找出非谓语动词, 并且判断做 什么成分 ( ) 1. Asked why he did it, he said it was his duty. 2. Being ill, he didn’t go to school. ( ) 3. Working hard,?you will do well in your exams. ( ) 4.His parents died in the war, leaving him an orphan ( ) 5.They went into the room, laughing and talking. ( ) 6. To make much progress in English, he studies hard. ( ) ;定义：在句子中不是谓语动词叫做非谓语动词..在句中可起名词,形容词,副词的作用,在句中充当主语,宾语,表语,补语,定语或状语.即动词的非谓语形式除了不能独立作谓语外,可以承担句子的任何成分 形式：它有三种形式：不定式(to do)，分词（现在分词doing、过去分词done），动名词 (doing);（二）动名词： 　　动名词既具有动词的一些特征，又具有名词的句法功能。 1．动名词的形式： （1）一般式：　Seeing is believing. 眼见为实。 （2）被动式： 　　He came to the party without being invited．他未被邀请就来到了晚会。 （3）完成式： 　　We remembered having seen the film. 我们记得看过这部电影。 （4）完成被动式： 　　He forgot having been taken to Guangzhou when he was five years old. 　　他忘记五岁时曾被带到广州去过。;（5）否定式：not + 动名词 　　I regret not following his advice. 我后悔没听他的劝告。 （6）复合结构：物主代词（或名词所有格）+ 动名词 　　He suggested our trying it once again. 他建议我们再试一次。 　　His not knowing English troubled him a lot. 　　他不懂英语给他带来许多麻烦。;2．动名词的句法功能;（2）作表语： 1 In the ant city, the queens job is laying eggs. 　　在蚂蚁王国，蚁后的工作是产卵。;（3）作宾语： 　　They havent finished building the dam. 他们还没有建好大坝。 　　We have to prevent the air from being polluted. 　　我们必须阻止空气被污染。 　　注意动名词既可作动词宾语也可作介词宾语，如上面两个例句。此外，动名词作宾语时，若跟有宾语补足语，则常用形式宾语it，例如： 　　We found it no good making fun of others. 我们发现取笑他人不好。;I prefer watching TV and playing computer games. 要记住如下动词及短语只跟动名词作宾语： 　　enjoy, finish, suggest, avoid（避免）, excuse ,delay, imagine, keep, miss, consider, a