七年级英语一般现在时(课堂PPT).ppt

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,*,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,*,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,*,Grammar,一般现在时,(Simple Present Tense),-,行为动词的一般现在时,1,1.,肯定句,2.,否定句,3.,一般疑问句及肯定与否定回答,4.,特殊疑问句注意,:,第三人称单数的用法。,语法要点,:,一般现在时,2,(,一般现在时用法,),I have long hair.My hair is long.Simon plays football after school.,things that we do regularly.,经常做的事,Cats eat fish.,things that are always true.,客观存在的事实,things that are true now.,目前存在的事实,3,一,.,当我们谈论以下几种情况时,用一般现在时：,1.,表示现在存在的状态,;,2.,表示经常性、习惯性的动作,;,3.,表示客观事实或普遍真理。,句中常用,always,usually,often,sometimes,seldom,never,every day，in the morning,等时间状语。,4,一般现在时的构成：,My name,is,Amy.,He,is,ten years old.,-be,动词的一般现在时。,I often,play,football after school.,He,watches,TV every day.,-,行为动词的一般现在时,动词的种类,5,行为动词的一般现在时的构成：（看例句并总结规律，,注意观察红色和蓝色字体。）,1,、,I,play,football every day.,2,、,You,play,football every day.,3,、,My friends,play,football every day4,、,He,plays,football every day.,5,、,Tom,plays,football every day.,6,、,My brother,plays,football every day.,总结规律：,当主语是第一、第二人称和第三人称复数时，行为动词使用其原形。当主语是第三人称单数时，行为动词使用其第三人称单数形式。,行为动词一般现在时的第三人称单数形式,6,Most verbs,+s,walk,live,Verbs ending in a,consonant+y,-y+ies,f,l,y,stu,d,y,Verbs ending in,ss,ch,sh,x,oro,+es,mi,ss,wat,ch,fini,sh,Fi,x,d,o,g,o,How to add“s”“es”to the verbs,7,walk,s,live,s,fl,ies,stud,ies,mi,ss,es,wat,ch,es,fini,sh,es,fi,x,es,d,o,es,g,o,es,7,写出下列行为动词的第三人称单数形式：,1.like-,2.swim,3.work,4.catch,5.go-,6.study,7.worry,8.have-,9.do-,like,s,swim,s,work,s,catch,es,go,es,stud,ies,worr,ies,has,do,es,8,1.I _(go)swimming on Sunday.,2.My cousin_(enjoy)computer,games.,3.My parents_(watch)TV.,4.Tom and Simon _(like)fish.,5.He _(swim)every day,.,6.Tom_(play)football every,day.,go,watch,like,swims,plays,enjoys,用所给词的适当形式填空,9,7.I often _ football at weekends.(play),8.Simons father often _ football games on TV.(watch),9.Millie _ books at home.(read),10.Kittys parents often _ shopping on Saturdays.(go),11.Amy with her father _ swimming on weekends.(go),12.Sandy _ English in her free time.(study),13.Amy and Simon _ to play football in the next World Cup.(want),14.We _ listening to music.(like),play,watches,reads,go,goes,studies,want,like,10,行为动词一般现在时的否定句和一般疑问句。,1,、,I,speak,English.,否定句：,I,do not/dont,speak,English.,一般疑问句：,Do,you,speak,English?,肯定回答：,Yes,I,do.,否定回答：,No,I,dont,.,2,、,He,speaks,English.,否定句：,He,does not/doesnt,speak,English.,一般疑问句：,Does,he,speak,English?,肯定回答：,Yes,he,does,.,否定回答：,No,he,doesnt.,(,注意蓝色和红色字体，总结规律。,11,行为动词一般现在时的否定句和一般疑问句,构成：,否定句：,在行为动词前加,do not,或,does not,当主语是第三人称单数时，助动词用,doesnt.,在非正式行文中，,do not,和,does not,可以缩,写成,dont,和,doesnt.,一般疑问句：,在句首加助动词,Do,和,Does,当,主语是第三人称单数时，助动词用,Does.,注意：在疑问句和否定句中，,助动词之后,的行为动词均用原形。,12,改错题：,1.I,goes,to school at six every day.,2.He dont like playing football.,3.I am watch TV every day.,4.Daming watchs TV in the evening.,5.Does he usually has a party?,6.Our English doesnt likes music.,7.Tony goes always to school at eight oclock.,8.Does your parents like watching TV?,9.Lily haves lunch at school.,10.My sister doesnt her homework every.,_,_,_,_,_,_,_,_,_,go,doesnt,去掉,am,watches,have,like,always goes,_,do,has,doesnt do,注意：我们用一般现在时进行表达时，,不能同时使用,be,动词和行为动词,13,行为动词一般现在时的构成：（小结）,肯定句：,当主语是第三人称单数时，行为动,词用,。,主语是非第三人称单数，行为,动词用 。,否定句：,在行为动词前加,当主语是第三人称单数时，助动词用,注意,:do not=dont,does not=doesnt .,一般疑问句：,在句首加助动词,当主语是第三人称单数时，助动词用,.,注意：在疑问句和否定句中，,助动词之后,的行为动词均用,。,三单形式,原形,do not,或,does not,doesnt,Do,和,Does,Does,原形,14,动词的种类：,1,、,行为动词,：含有实在的意义，表示动作或状,态，在 句中能做谓语。,例句：,I often,play,football after school.,He,watches,TV every day.,I,listen,to the radio every day,She,has,a sister.,We,like,playing football.,2,、,连系动词,例句：,He,is,ten years old.,I,feel,happy.,3,、,助动词,例句：,Do,you have a sister?,He,doesnt,speak English.,4,、,情态动词,例句：,We,must,go now.,She,can,speak English.,15,