高中英语：book4 Unit2 Grammar V-ing as the object and subject课件人教版必修4 课件VIP专享VIP免费

Grammar请说明划线部分的句子成分I lost my umbrella.She does her homework every day.She plays the violin carefully.The boy is very naughty.We made him cry.This is a fantastic book.I have two foreign friends, a Canadianand an American. Don’t step on the grass.主语谓语宾语表语宾补定语同位语状语现在分词与动名词的基本形式你知道吗？那么简单，谁不知道。是由动词末尾加 -ing 形式构成，因此又叫动词的 -ing 形式。V+-ing千万要注意 V-ing形式的规则哟！不能单独作谓语，没有人称和数的变化，可以有自己的宾语和状语。还有时态和语态的变化。时 态 和 语 态 类 别 及 物 动 词不及物动词形式主 动被 动主 动一般式 doing being done doing 完成式 having done having been donehaving done动词的 -ing 形式包括现在分词和动名词在句中可以做： 主语，表语，宾语，补语，定语和状语a reading room= a room for readingthe dancing girlThe woman having lessons is my English teacher.The woman is having lessons. She is my English teacher.Combine the two sentences by using “v-ing”.Having sports is good for our health.V-ing 做主语 金榜 P18Playing with fire is dangerous.表示一般或抽象的多次行为Be careful! To play with fire will be dangerous.具体的或一次性的动作to do or v-ing?归纳 : 常用 -ing 形式作主语的句型有：• It +be +a waste of time doing 做……是浪费时间的• It is/was no good/use doing 做……是没用处的• It is/was hardly/scarcely worth doing 做……不值得• It is/was worth/worthwhile doing 做……是值得的• There is no doing 无法…… ; 不允许……parking, spitting, littering, smoking-ing formsPlaying computer games is no good.=It’s no good playing computer games.Being ill, he stayed at home. （原因）_____________ the letter, John went to play basketball. (write)Having writtenThe cartoon is amusing.---Her full-time job is laying eggs.=Laying eggs is her full-time job.---What is the hen’s full-time job?When she h...