(4)肯定句變否定句

1、否定句的變化“萬句之源萬句之源”五大基本句型五大基本句型 基本句型一： （主謂） 基本句型二： （主謂賓） 基本句型三： （主謂賓賓補(bǔ)） 基本句型四： （主謂間賓直賓） 基本句型五： （主謂表） 句子的靈魂句子的靈魂V V的區(qū)別：行為動(dòng)詞的區(qū)別：行為動(dòng)詞 be be動(dòng)詞（小學(xué)階段）動(dòng)詞（小學(xué)階段）我們?cè)趺丛趘的地盤變否定句呢？vvvvvsmile、look、cry、play、buyrun、jump、swim、fly、eattake、sing、dance、watch.（行為動(dòng)詞）（行為動(dòng)詞）小學(xué)階段主要有：小學(xué)階段主要有：am、is、are（be動(dòng)詞）動(dòng)詞）do/does+not+not通過上面

2、的圖畫你知道了嗎？一個(gè)句子要變成否定句，要在動(dòng)詞（謂語）部分作變化哦！那么我們的句子的否定是不是只有2種變化呢？小心啦！還有can “能、會(huì)、可以” ，這一類的情態(tài)動(dòng)詞，它們常常出現(xiàn)在前4種以行為動(dòng)詞為謂語的句型！vvvvsmile、look、cry、play、buyrun、jump、swim、fly、eattake、sing、dance、watch.（行為動(dòng)詞）（行為動(dòng)詞）can/may.+not所以，我們知道了，五大基本句型里有3種變否定句的形式！實(shí)義動(dòng)詞的否定 情態(tài)動(dòng)詞can的否定Be動(dòng)詞的否定構(gòu)成：be + not I am a girl. I am a girl.not You ar

3、e short.You are short.not She is ugly.She is ugly.notBe動(dòng)詞的否定Practice 1. I am a girl. _ 2. He is my teacher. _ 3. Jimmys dad is in the bathroom. _ 4. She is watching TV now _ 5. There is a bird on my head. _ 情態(tài)動(dòng)詞can的否定can 的用法：can 情態(tài)動(dòng)詞 “可以、能” 主語+can +Ve.g. You/He/I can hear the music.I/ She/ You/ He c

4、an dance.構(gòu)成：在can 后加not, 其余部分不變。 can not= cant e.g. The birds can fly. The birds can not =cant fly. Mary can dance. Mary cant =cant dance.Practice I can swim. _ She can dance. _ My mother can hear with her ears. _ Lucy and Linda can walk to school. _ My Dad can see some children in the garden. _1. I

5、like vegetables. I dont like vegetables.2. You like vegetables. You dont like vegetables.3. He likes vegetables. He doesnt like vegetables.實(shí)義動(dòng)詞的否定實(shí)義動(dòng)詞的否定6. They go to school. They dont go to school. You dont go to school.4. We go to school. We dont go to school.5. You go to school.I/You/We/They/The

6、students非第三人稱單數(shù)非第三人稱單數(shù)+dont動(dòng)詞原形動(dòng)詞原形+ +其它其它He/She/ItMy father第三人稱單數(shù)第三人稱單數(shù)doesnt+動(dòng)詞原形動(dòng)詞原形+ +其它其它1. 否定句中and要變?yōu)閛r2. 否定句中some要變?yōu)閍nyHe can sing and dance.He cant sing or dance.He has some bread and juice.He doesnt have any bread or juice.1. I want some lamb. I dont want any lamb.2. He wants some lamb. He do