2020年小学英语语法ppt课件：陈述句变一般疑问句

单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,#,Welcome to English class.,欢迎进入英语直播间,Welcome to English class.欢迎进入英,1,课前准备,课前准备：笔，本，,四年级下册英语书,课前准备,2,陈述句变一,般疑问,句,陈述句变一般疑问句,3,中文解释什么是一般疑问句,1.,你吃饭了吗？肯定回答：,2.,他睡觉了吗？否定回答：,3.,他们吃苹果吗？肯定回答：,4.,你今天有课外作业吗？肯定回答：,5.,你玩的开心吗？否定回答：,6.,我能吃冰激凌吗？肯定回答：,是的，我吃了,不，他没睡,是的，他们吃,是的，我有,不，我不开心,是的，你能,中文解释什么是一般疑问句1.你吃饭了吗？,4,如果有人问你，你今年是九岁吗，你会怎么回答？,你一定会说，是或者不是。,这种只回答“是”或者“不是”的问句，在英语就叫做一般疑问句。,一般疑问句,如果有人问你，你今年是九岁吗，你会怎么回答？一,5,陈述句变一般疑问句，要分几种情况？,1,）含,有,am,is,are(be,动词）,2,）含有情态动词,can,will,must,should,3,）没有,be,动词和情态动词的,陈述句变一般疑问句，要分几种情况？1）含有am,is,a,6,1,）含,有,am,is,are,的陈述句变,一,般疑问句,1）含有am,is,are的陈述句变,7,肯定句,It is a bag.,一般疑问句,I,s,it a bag?,That is a,pen.,I,s,that a,pen?,Jim is six.,I,s,Jim six?,Yes,it is.,No,it isnt.,肯定回答,否定回答,Yes,it is.,No,it isnt.,肯定回答,否定回答,Yes,he is.,No,he isnt.,肯定回答,否定回答,肯定句It is a bag.一般疑问句Is it a b,8,肯定句,They are kind.,一般疑问句,A,re,they kind?,I am,happy.,A,re you,happy?,We are,friends.,A,re you,friend?,肯定回答：,否定回答：,Yes,they are.,No,they arent.,Yes,I am.,No,I am not.,Yes,we are.,No,we arent.,肯定句They are kind.一般疑问句Are they,9,口诀：一提二换三照抄,一提,：将,be,动,词提,到句,首；,二换：将第一人称换成第二人称；,三照抄：陈述句剩下的都照抄,口诀：一提二换三照抄,10,1.,I am from Canada.,_ _ from Canada?,肯定回答：,_,_,否定回答：,_,_,2.,She is looking for her dog.,_ she _ for her dog?,肯定回答：,_,_,否定回答：,_,_,Are you,Yes I am,No I m not,Is,looking,Yes she is,No she isnt,1.I am from Canada.Are y,11,肯定句,一般疑问句,肯回，否回,1.I am tall.,_,2.We are strong.,_,3.This is a ship.,_,_,4.Sam is a dog.,_,5.Jim and,Mary,are sad.,Yes,I am.,No,I am not.,Are you tall?,Are you strong?,Yes,we are.,No,we arent.,Is this a ship?,Yes,it is.,No,it isnt.,Is Sam a dog?,Yes,it is.,No,it isnt.,Are Jim and May sad?,Yes,they are.,No,they arent.,肯定句一般疑问句1.I am tall._,12,2020年小学英语语法ppt课件：陈述句变一般疑问句,13,2020年小学英语语法ppt课件：陈述句变一般疑问句,14,Welcome to English class.,欢迎进入英语直播间,Welcome to English class.欢迎进入英,15,陈述句变一,般疑问,句,陈述句变一般疑问句,16,陈述句变一般疑问句，要分几种情况？,1,）含,有,am,is,are(be,动词）,2,）含有情态动词,can,will,must,should,3,）没有,be,动词和情态动词的,陈述句变一般疑问句，要分几种情况？1）含有am,is,a,17,1,）含,有,am,is,are,的陈述句变,一,般疑问句,把,am,is,are,提到句子开头，剩下照抄，末尾变问号。,1）含有am,is,are的陈述句变把am,is,are,18,肯定句,一般疑问,句,1.,This is a ruler.,_,2.,Xu Chang is in grade 4,.,_,3.,They are reading books.,_,_,4.,I am,tired.,Yes,it is.,No,it isnt.,Is this a ruler?,Is Xu Chang in grade 4?,Yes,she is.,No,she isnt.,Are they reading books?,Yes,they are.,No,they arent.,Are you tired?,Yes,I am.,No,Im not.,肯定句一般疑问句1.This is a ruler._,19,2,）含有情态动词,can,will,must,should,把情态动词提到句子开头，剩下照抄，末尾变问号。,2）含有情态动词can,will,must,should把情,20,肯定句,I can,swim.,一般疑问句,C,an you,swim,?,Tom can skate.,Can,Tom skate?,肯定回答：,否定回答：,Yes,I can.,No,I cant.,肯定回答：,否定回答：,Yes,he can.,No,he cant.,They can ride.,Can,they ride?,肯定回答：,否定回答：,Yes,they can.,No,they cant.,肯定句I can swim.一般疑问句Can you sw,21,口诀：一提二换三照抄,一提,：将情,态动词提,到句,首；,二换：将第一人称换成第二人称；,三照抄：陈述句剩下的都照抄,口诀：一提二换三照抄,22,例,1:,I can sing songs.,Step1,由情态动词引导的一般疑问句,:Can,Step2:Can you,Step3:,Can you sing songs?,例1:I can sing songs.,23,肯定句,一般疑问句,肯回，否回,1.,Sam can swim.,_,2.,Mary can skip,.,_,3.,They will go shopping.,_,_,4.,I can dance.,Yes,he can.,No,he cant.,Can Sam swim?,Can Mary skip?,Yes,she can.,No,she cant.,Will they go shopping?,Yes,they will.,No,they wont.,Can you dance?,Yes,I can.,No,I cant.,肯定句一般疑问句1.Sam can swim._,24,如何将一个肯定的陈述句改为,一般疑问句,秘诀一：找,be,动词或情态动词,看句中有无,be,动词或情态动词，如有，把,be,动词或情态动词提到句首即可。,如何将一个肯定的陈述句改为一般疑问句秘诀一：找be动词或情态,25,如果原句子没有,be,动词也没有情态动词，,怎么办,？,如果原句子没有be动词也没有情态动词，,26,陈述句变一般疑问句，要分几种情况？,3,）没有,be,动词和情态动词的,陈述句变一般疑问句，要分几种情况？3）没有be动词和情态动词,27,助动词（,do/does,）,+,主语,+,动词,原形,+,其它？,不管用哪种秘诀，都不要忘记在句子最后打上,哦！,秘诀二：,请助动词来帮忙,即,在句子前加助动词,do,或,does,来构成一般疑问句,例,：,John,like,s,summer best.,John,like,summer best,?,打回原形,Does,例,：,They,like,fruit.,Do,they,like fruit,?,助动词（do/does）+主语+动,28,肯定句,I like salad.,一般疑问句,Do,you,like salad?,We like running.,D,o you,like running?,肯定回答：,否定回答：,Yes,I do.,No,I dont.,肯定回答：,否定回答：,Yes,we do.,No,we dont.,They like,apples.,Do,they like,apples?,肯定回答：,否定回答：,Yes,they do.,No,they dont.,(do),(do),(do),肯定句I like salad.一般疑问句Do you l,29,肯定句,He reads books every day.,一般疑问句,Does,he,read,books every day?,She likes swimming.,D,oes,she,like,swimming?,肯定回答：,否定回答：,Yes,he does.,No,he doesnt.,肯定回答：,否定回答：,Yes,she does.,No,she doesnt.,(,does),(,does),肯定句He reads books every day.一,30,口,诀：一选二提三换四照抄,一选：根据陈述句动词时态选择助动词；,二提：将选好的助动词提到句首；,三换：第一人称换第二人称,动词换回原形。,四照抄,:,陈述句剩余部分照抄,口诀：一选二提三换四照抄,31,例,1:,I like eating apples.,Step1:like,是动词原形，故选,do,Step2:do,Step3:do you like,(,I,变,you,),Step4:do you like eating apples?,例1:I like eating apples.,32,例,3:,He loves his mother.,Step1:loves,是第三人称单数，故选,does,Step2:does,Step3:does he love (,loves,变原形,love,),Step4:does he love his mother?,例3:He loves his mother.,33,肯定句,一般疑问句,肯回，否回,1.I,like singing,.,_,2.,We like reading,.,_,3,.They like fish.,_,_,Yes,I do.,No,I dont.,Do you like singing?,Do you like reading?,Yes,we do.,No,we dont.,Do they like fish?,Yes,they do.,No,they dont.,Does Mary like meat?,Yes,she does.,No,she doesnt.,4.,Mary likes,meat.,肯定句一般疑问句1.I like singing._,34,归 纳,:,肯定句 一般疑问句句,1.be,动词 把,be,动词提前,2.Can,等情态动词,把,can,提前,3.,没有,be,和情态动词,把,助动词,do,（,does,）提,前,归 纳