be动词用法及句型转换课件.ppt

1、Be动词的用法及句式转换总结总结把把肯定肯定陈述句变为陈述句变为否定否定陈述句：陈述句：1.找到找到be动词（动词（am,is,are)2.然后然后在在be动词后加动词后加 。not 3.am not=amnt（X）is not=isnt are not=arent.把下列句子变为把下列句子变为否定句否定句：1.I am KangkangI am Kangkang.2.I am from China.I am from China.3.He is in Class 2,Grade7.He is in Class 2,Grade7.4.She is Maria.She is Maria.notn

2、otnotnot5.It is a bike.It is a bike.6.This is my teacher.This is my teacher.7.That is an eraser.That is an eraser.8.Liu Xiang is from China.Liu Xiang is from China.notnotnotnot9.We are from England.We are from England.10.They are Jane and Maria.They are Jane and Maria.11.Kangkang and I are 14.Kangka

3、ng and I are 14.12.These are oranges.These are oranges.13.Those are apples.Those are apples.notnotnotnotnot总结把陈述句变为把陈述句变为一般疑问一般疑问句：句：1.找到找到be动词（动词（am,is,are)2.然后然后把把be动词动词提到句首。提到句首。3.一二人称要互变，三人称不变。一二人称要互变，三人称不变。把下列句子变为把下列句子变为一般疑问句一般疑问句：1.I am Kangkang _ _ Kangkang?2.I am from China._ from China?3.He

4、 is in Class 2,Grade7.he in Class 2,Grade7？4.She is Maria.she Maria？Are youAre youIsIs 5.It is a bike._ it a bike?6.This is my teacher._ this your teacher?7.That is an eraser._ that an eraser?8.Liu Xiang is from China._ Liu Xiang from China?IsIs IsIs9.We are from England._ _ from England？10.They are

5、 Jane and Maria._ they Jane and Maria?11.Kangkang and I are 14._ you and Kangkang 14?12.These are oranges._ these oranges?13.Those are apples._ those apples?Are Are Are Are Are you 一般疑问句的回答肯定：Yes,主语+be（不缩写）.否定:No,主语+be+not（缩写）.注：主语必须是相应的人称代词。划线部分提问：划线部分提问：I am Kangkang._ are you?_ your name?2.He is

6、Liu Xiang._ is he?_ his name?3.She is Maria._ is she?_ her name?WhoWhatsWhatsWhoWhoWhats4.They are Jane and Maria._ are they?_ their name?5.I am in Class2,Grade7._ _ are you in？6.Jane is in Class1,Grade7._ _ is Jane in?7.He is in Class3,Grade7._ _ is he in?What classWhat classWhat classWhoWhats8.The

7、y are in Class1,Grade8.are they in?9.Maria is in Grade Eight.is Maria in?10.This is an apple in English.this in English?11.This is a bike._ _ this?12 That is a book._ that?What classWhat gradeWhat isWhat isWhats13.It is a map._ it?14.I am fine._ are you?15.His father is fine._ _ his father?16.I am t

8、welve years old._ _ are you?17.She is 14._ _ is she?How oldHow isHow How oldWhats18.Jane is 13._ _ is Jane?19.They are 20._ _ are they?20.Li Ming and Sally are twelve._ _ are Li Ming and Sally?21.I am from China._ are you from?22.Maria is from Canada._ _ Maria from?How oldHow oldHow oldWhereWhere is

9、23.They are from the U.S.A._ _ they from?24.This is Liu Dehua._ _ this?25.That is Zhao Wei._ _ that?26.He is Ya Ming._ _ is he?27.They are Maria and Jane._ _ they?返回首页Who isWho isWho isWho areWhere are总结1、就是找相应的特殊疑问词代替 划线部分。2、把剩下的部分改成一般疑问句 的结构。be 的用法口诀我是am，你是are，is用于他，她，它，单数is，复数are，勿忘be的三变化；变否定，很容易，be后not莫忘记，变疑问，往前提，句末问号莫丢弃。疑问否定任你变，句首大写莫迟疑。