一般现在时课件

,一般现在时,一般现在时,一般现在时表示经常或习惯性的动作，也可表示现在的状态或主语具备的性格和能力等。,具体运用,1.表示经常的或习惯性的动作，常与表示频率的时间状语连用。时间状语：always,usually,everymorning/night/evening/day/week/year,often,sometimes,twiceaweek,seldom,onceamonth,onSundayse.g.Ileavehomeforschoolat7:00everymorning.Igetupatsixinthemorning.,2.表示客观事实和普遍真理。Theearthmovesaroundthesun.Twoandfourissix.Themoongoesaroundtheearth.3表示格言或警句中。注意：此用法如果出现在宾语从句中，即使主句是过去时，从句谓语也要用一般现在时。Columbusprovedthattheearthisround.,4.表示现在的状态，主语具备的性格和能力等：e.g.Hestwelve.Shesatwork.Shelikesnoodles.TheyspeakFrench.,一般现在时的构成,一、系动词be的一般现在时二、情态动词的一般现在时三、实义动词的一般现在时,be的三种形式：,主语为单数时主语为复数时主语为“I”时,is,are,am,Exercise,1、KittyanEnglishgirl.2、Westudents.3、IfromTaizhou.4、Shetall.5、LucyandLilygoodfriends.6、Thosechairsbroken.7、Thebagmine.,is,are,am,is,are,are,is,Be动词否定句的构成,主语+be+not+其他,isnot=amnot=arenot=,isnt,mnot,arent,1、Kitty(not)anEnglishgirl.2、We(not)students.3、I(not)fromTaizhou.4、She(not)tall.5、LucyandLily（not）goodfriends.6、Thosechairs(not)broken.7、Thebag(not)mine.,isnt,arent,amnot,isnt,arent,arent,isnt,一般现在时（肯定句）,在一般现在时中，句中有be动词或情态动词（can等）时，be动词要随主语而相应改变，情态动词不变。,一般现在时（肯定句）,1、Iamateacher.2、Heisastudent.3、Youareaboy.4、Icanswim.,一般现在时（肯定句）,实意动词主语为第三人称单数的肯定句，动词要按规则加上s或es，主语是非第三人称单数的肯定句，动词用原形。,一般现在时（肯定句）,1、Itoschoolbybus.2、Hetoschoolbybus.3、Sheupatsix.,go,goes,gets,哪些主语是第三人称单数?,人称代词he,she,it是第三人称单数。,HelikeswatchingTV.Shehaslunchattwelve.Itlookslikeacat.,单个人名、地名或称呼作主语，是第三人称单数。,HanMeilookslikehermother.BeijingisinChina.UncleWangoftenmakescakes.,单数可数名词或this/that/the+单数可数名词作主语时，是第三人称单数。,Apandaisashyanimal.Thisbookisgood.Thatcarisred.Thecatisblack.,动词+s的变化规则1一般情况下，直接加-s，stop-stops,come-comes2以s.x.sh.ch.o结尾，加-es，do-does,watch-watches,go-goes3以“辅音字母+y”结尾，变y为i,再加-es，study-studies,但playplays的y之前是元音字母，只加s。,4.特殊情况：,havehas,EX21.Tomoften_(get)upatsixinthemorning2.Theearth_(go)aroundthesun.3.Marysparent_(live)inBeijing.4.She_(draw)verywell.,Ex1.写出下列词的单三形式：look;go;give;fly;have,looks;goes;gives;flies;has,gets,goes,lives,draws,一般现在时（否定句）,在一般现在时中，句中有be动词或情态动词（can等）时，否定句在be动词和情态动词后加not。,一般现在时（否定句）,1、Iamateacher.否：Iamnotateacher.2、Heisastudent.否：Heisnotastudent.3、Youareaboy.否：Youarenotaboy.4、Icanswim.否：Icannot（cant)swim.,变否定句,Iamagoodboy.,Iamnotagoodboy.,变否定句,Heisatschool.,Heisnotatschool.,变否定句,Theyarestudents.,Theyarenotstudents.,变否定句,ShecanspeakEnglish.,ShecannotspeakEnglish.,一般现在时（否定句）,句中有实意动词时，主语为第三人称单数的否定句在动词前加doesnot(doesnt),非单三时，否定句在动词前加donot（dont),一般现在时（否定句）,1、Itoschoolbybus.否：Itoschoolbybus.2、Hetoschoolbybus.否：Hetoschoolbybus.,go,dontgo,goes,doesntgo,变否定句,Iwantabanana.,Idontwantabanana.,变否定句,ShespeaksEnglishwell.,ShedoesntspeakEnglishwell.,Ex1.将下列各句从肯定式改为否定式,ItalktoPeterbecauseIlikehim.KatecomesfromAmerica.KateworkswithPeterIamChinese,andIamastudent.Theyknoweachother.,IdonttalktoPeterbecauseIdontlikehim.,KatedoesntcomefromAmerica.KatedoesntworkwithPeter.,IamnotChinese,andIamnotastudent,Theydontknoweachother.,概念：用yes或no来回答的疑问句叫做一般疑问句。,III一般疑问句,Iamateacher.Youareaworker.Heisastudent.Wearefriends.,1.对于BE动词，疑问句要求把BE提前，第一人称的单数和复数（I/WE），第一变成第二人称。,疑问句,Areyouateacher?Areyouaworker?Isheastudent?Areyoufriends?,2.对于实意动词，疑问句要求是：当主语是他(he)，她(she)，它(it)时，句子前面加does，并把动词恢复原形；当主语是其他人称时，句前加do，第一人(I/we)称换第二人称(you)。,Ioftengothere.Youlikethemusic.Hegoestoworkbybus.We/You/Theylikeit.,Doyouoftengothere?Doyoulikethemusic.?Doeshegotoworkbybus?Doyou/theylikeit?,含be或情态动词一般疑问句的改写,秘诀：一调二改三问号一调：即把句中的be或情态动词调到主语前；二改：改换主语称谓，即将句中的主语Imymineweourours等第一人称分别改为相应的第二人称youyouryours等；三问号：句末的句号改为问号,一般现在时（疑问句）,句中有be动词或情态动词时，be动词或情态动词can提前，首字母变为大写；some变any,一般现在时（一般疑问句）,Heisastudent.Isheastudent？Icanswim.Canyouswim？,Damingismyfriend.,IsDamingyourfriend？,变一般疑问句,Iamintheclassroom.,Areyouintheclassroom？,变一般疑问句,Damingcanplaybasketball.,CanDamingplaybasketball？,变一般疑问句,Wearegoodfriends.,Areyougoodfriends？,变一般疑问句,一般现在时（疑问句）,句中没有be动词或情态动词时，主语为非第三人称单数，一般疑问句在句首加do，句子中动词用原形。主语为第三人称单数，一般疑问句在句首加does，句子中原有动词用原形；some变any.,实义动词一般疑问句的改写,秘诀：一加二改三问号一加：即在句首加助动词Do或Does；二改：1、把谓语动词改为原形；2、改换主语称谓；三问号：句末的句号改为问号。,一般现在时（一般疑问句）,1、Itoschoolbybus.疑问句：youtoschoolbybus.2、Hetoschoolbybus.疑问句：hetoschoolbybus.,Does,go,goes,go,go,Do,Wehavelunchat12：00.,Doyouhavelunchat12：00？,变一般疑问句,Iwantabook.,Doyouwantabook？,变一般疑问句,Amywantssomechicken.,DoesAmywantanychicken？,变一般疑问句,Ex1.请做练习,1.HerparentsliveinShanghai.否:Herparents_inShanghai.疑：_herparents_inShanghai?.2.YoustudyEnglish.否：YoustudyEnglish.疑：youstudyEnglish?3.HowoftenTomfootball?A.is,playB.do,playC.does,playD.does,plays,dontlive,Do,live,Dont,Do,C,请把下列句子变成否定句和疑问句。,Thesunrisesintheeast.2.Tomgetsupatsixinthemorning.,Thesundoesntriseintheeast.Doesthesunriseintheeast?,Tomdoesntgetupatsixinthemorning.DoesTomgetupatsixinthemorning?,3.TheyliveinShanhai.4.Iamastudent.,TheydontliveinShanhai.DotheyliveinShanhai?,Iamnotastudent.Areyouastudent?,特殊疑问句,时间：when地点：where人：who物：what状态：how年龄：howold价钱：howmuch数量：howmany,特殊疑问句,有be动词或情态动词构成：疑问词+be动词/情态动词+主语+其它,疑问词+一般疑问句句序：Whereareyoufrom?Imfromthenorth.Whatdoyouwant?Iwantthebooksonyourdesk.,特殊疑问句的语序,特殊疑问句,ShecanspeakEnglish.Whatcanshespeak？Heisten.Howoldishe？Heisathome.Whereishe？Its3dollars.Howmuchisit?,特殊疑问句,实义动词构成形式：疑问词+do（does）+主语+动原+其它,特殊疑问句（时间）,Hegoestoschoolatseven.Whendoeshegotoschool？,单数第三人称：,非单数第三人称：,Igotoschoolatsix.Whendoyougotoschool？,特殊疑问句（地点）,Hehaslunchatschool.Wheredoeshehavelunch？,单数第三人称：,非单数第三人称：,Childrenhavelunchatschool.Wheredochildrenhavelunch？,特殊疑问句（状态方式）,Hegoestoschoolbybus.Howdoeshegotoschool？,单数第三人称：,非单数第三人称：,Wegotoschoolbybus.Howdoyougotoschool？,变特殊疑问句,Wegohomeatfour.,Whendoyougohome？,变特殊疑问句,Amyhasdinnerathome.,WheredoesAmyhavedinner？,变特殊疑问句,Iamthirteen.,Howoldareyou？,变特殊疑问句,Sheisinthepark.,Whereisshe？,变特殊疑问句,Iwantabag.,Whatdoyouwant？,变特殊疑问句,Itsthirteendollars.,Howmuchisit？,变成特殊疑问句,1、Igohomebybike.2、Hegoestoschoolbybus.3、Shegetsupatsix.4、ShecanspeakEnglish.5、Heisten.6、Heisathome.7、Its3dollars.,Tomgoestoschooleverydaybybike.1.就Tom提问2.就goestoschool提问3.就bybike提问,1.Whogoestoschooleverydaybybike?,2.WhatdoesTomdoeverydaybybike?,3.HowdoesTomgotoschooleveryday?,Ex2.将下列句子变成其否定句，并就斜体部分提问。1.ShecomesfromAmerica.2.Iusuallygotoschoolbybike.,DoesshecomefromAmerica?ShedoesntcomefromAmeica.Wheredoesshecomefrom?,Idontusuallygotoschoolbybike.Doyouusuallygotoschoolbybike?Howdoyouusuallygotoschool?,选择疑问句,选择疑问句:(直接回答，与YES和NO无关）1Doessheworkinafactoryorinanoffice?2Whichdoyoulikebest,football,basketballorvolleyball?Eg:Doessheplayfootballorbasketball?A.Yes,shedoesB.sheplaysfootball.C.No,shedoesnt,反意疑问句，遵循的原则是：前肯，后否；前否，后肯。其中，前否包括是带有not的否定，还包括前面句中含有否定意义的词，如seldom,hardly,never,little,few，etc.,反意疑问句,例如；1.ShelivesinNingbo,_?疑问句：DoessheliveinNingbo?,2.Theyarestudents,_?Aretheystudents?3.Itseldomsnowsinkunming,_?Doesitsnowinkunming?,arentthey,doesit,doesntshe,1、every系列,every,dayyearmonthweekmorningafternoonevening,常与一般现在时连用的词：,2.频率副词never,、次数,一次once两次twice三次threetimes一周两次twiceaweek每周四次fourtimesaweek每周六onSaturdays每周日onSundays,some、any,一般说来，some用于肯定句中，any用于否定句和疑问句中。,改疑问句或否定句时，原句里的some要改成any,Therearesomebooksonthedesk.(改为否定句),Therearentanybooksonthedesk.,Arethereanybooksonthedesk?,Whynotbuysomeapples?Wouldyoulikesomemoreapples?,注意：在表示建议或希望得到肯定回答时，some可用于疑问句，不用变成any.,and&or,变否定句时，and要变成or,Thereissomeairandwateronthemoon.,Thereisntanyairorwateronthemoon.,Hehassomebrothersandsisters.,Hedoesnthaveanybrothersorsisters.,在否定句当中，too要改为either,Ilikeeatingapples,too.,Idontlikeeatingapples,either.,改错1.Igoestoschoolatsixeveryday.2.Hedontlikeplayingfootball.3.Theylikesplayinggames.4.DamingwatchsTVintheevening.5.Doesheusuallyhasaparty?6.WhatdotheyonSunday?7.Whattheyeatintheparty?8.Lilyhaveslunchatschool.,1.Igotoschoolatsixeveryday.2.Hedoesntlikeplayingfootball.3.Theylikeplayinggames.4.DamingwatchesTVintheevening.5.Doesheusuallyhaveaparty?6.WhatdotheydoonSunday?7.Whatdotheyeatintheparty?8.Lilyhaslunchatschool.,用所给动词的正确形式填空：1.Weoften_(play)intheplayground.2.Sheoften_(watch)TVwithherdog.3.Theearth_(go)aroundthesun.4.Mymother_（look）aftermylittlesisterathome.5.Lucy_(have)somefriendshere.6.Lindy_(notlike)riceatall.7.We_(go)toschoolat7:30inthemorning.8.Maryseldom_(come)here.9.Heruncleoften_(drive)toBeijing.10.Tom_(want)_(work)inHainan.,play,watches,looks,doesntlike,has,go,comes,wants,drives,towork,goes,做题时常见错误如下：一、be动词与行为动词同时出现在句子中例：Weareplant(plant)thetreesinspring.,答案：plant在英语中，be是表状态，do是表动作，两种动词不能同时出现在句子中，可记住如下口诀：“英汉语言有差异，be、do不能放一起，仔细琢磨细分析，语法千万要牢记。”,二、单三人称形式易出错例：1Heplaies(play)footballverywell.2Dannygos(go)toschoolat7:10.,答案：1plays2goes以辅音字母加y结尾的动词变单三人称形式才能把y换成i再加es；与名词变复数不同，变单三人称形式以o结尾的词要加es.,三、在句式变换时易出错1DoesJennyhas(has)agoodfriend?2Briandoesntlives(notlive)inChina.,答案：1Doeshave2doesntlive单三人称做主语的一般现在时做句式变化时，记住：“见助动，用原形”。也可推广用于一般过去时态中。e.g.Hedidntgohomeyesterday.,四、对do的理解易出错例：Wedont(notdo)ourhomeworkintheafternoon.,答案：dontdoDo是助动词，无实义；是一个具体的行为动词“做，干”。此句中给出的do指“做，干”，故须在do前加助动词dont。,五、对主语的数判断有误例：LiMingwithmeare(be)inBeijing.,答案:is解析:表面一看是“我和李明两个人在北京”，但with在此做伴随状语，不能做主语，故用is.,1._youhaveabook?ADoB.AreC.IsD.Have2.DoesLiLeiliketowatchTV?_.A.Yes,helike.B.No,hedoesnt.C.Yes,hedlike.D.No,helikes.3.Shedoesnt_herhomeworkintheafternoon.A.doingB.todoC.doesD.do4.How_Mr.Smith_toEngland?A.do,goB.is,goC.does,goD.does,goes,5._she_homeatsixeveryday?A.Is,leaveB.Does,leaveC.Is,leavesD.Does,left6.Iwant_homeworknow.A.doingB.todoC.todomyD.domy7.Itstime_.A.gotoschoolB.playgamesC.togohomeD.todomyhomeworks8_you_theblackboard?Yes,Ican.A.Can,cleanB.Am,cleaningC.Are,cleaningD.Do,clean9_goandhelpher.A.LetsmeB.LetsusC.LetsD.Letsto,10.Dotheyhaveanewcar?Yes,_.A.theyareB.theyhaveC.theydontD.theydo11.Heoften_supperat6:00intheevening.A.haveB.hasC.ishavingD.iseating12.Its6oclockinthemorning.Itstime_.A.getupB.getsupC.togetupD.getsup,13.Thepicture_nice.A.looksB.islookedC.lookD.islooking,Weoften_(play)intheplaygound.2._you_(brush)yourteetheverymorning.3.What(do)_heusually(do)_afterschool?4.Danny_(study)English,Chinese,Maths,ScienceandArtanschool.,play,brush,Do,do,does,studies,5.Mikesometimes_(go)totheparkwithhissister.6.Ateightatnight,she_(watch)TVwithhisparents.7._Mike_(read)Englisheveryday?8.Howmanylessons_yourclassmate_(have)onMonday?9.Whattime_hismother_(do)thehousework?,goes,watches,read,Does,does,have,do,does,改句子Doyouoftenplayfootballafterschool?(肯定回答)Yes,Ido2.Ihavemanybooks.（改为否定句）Idonthavemanybooks.3.Amandassisterlikesplayingtabletennis（改为否定句）Amandassistersdoesntlikeplaytabletennis.4.ShelivesinasmalltownnearNewYork.（改为否定句）ShedoesntliveinasmallvillageNearNewyork.,5.IwatchTVeveryday.（改为一般疑问句）DoyouwatchTVeveryday?6.Wehavefourlessons.（否定句）Wedonthavefourlesons.7.Nancydoesntrunfast（肯定句）Nanryrunsfast.8.Mydogrunsfast.（否定句）Mydogdoesntrunfast.,Completethesentences.Usethesimplepresenttenseoftheverbsinbrackets,Myfather_(listen)totheradioeveryday.Mike_(study)inamiddleschool.She_(take)Eddieforawalkaftersupper.He_(wash)clotheswithhishands.Simon_(pass)theballtoDaniel.MissLi_(teach)Chinese.Lookattheanimal,it_fourlegs.,listens,takes,studies,washes,passes,teaches,has,8,Completethesentences.Usetheproperverbformsinbrackets,1.Jordan_(play)basketball.He_(notplay)football.2.I_(go)swimmingonSunday.ButI_(notgo)shopping.3.Mycousins_(enjoy)computergames.Butthey_(notenjoy)ballgames.4.You_(like)fish.Buthe_(notlike)fish.,plays,doesntplay,go,dontgo,enjoy,dontenjoy,like,doesntlike,12,句型转换,1.Mr.GreencomesfromShanghai.(改为一般疑问句)2.MillielivesinaflatinBeijing.(改为否定句),DoesMr.GreencomefromShanghai?,MilliedoesntliveinaflatinBeijing.,3.Danielenjoysplayingcomputergames.(改为一般疑问句并做肯定回答),DoesDanielenjoyplayingcomputergames?,Yes,hedoes.,Letsremember:Doyourememberthewordsinyourlife?,起床吃早饭上课吃午饭休息做运动吃晚餐做家庭作业看电视上床睡觉,getuphavebreakfaststartlessonhavelunchhaveabreakdosportshavedinnerdohomeworkwatchTVgotobed,看小说听音乐看电影去音乐会去看足球赛玩游戏弹钢琴上网说英语去公园,readnovelslistentothemusicgotothecinemagototheconcertgotowatchthefootballmatchplaygamesplaythepianogoonlinespeakEnglishgotothepark,Letstalk:1:Talkaboutyourschoolday:,getuphavebreakfaststartlessonhavelunchhaveabreakdosportshavedinnerdohomeworkwatchTVgotobed,I,at,He,getsuphasbreakfaststartslessonhaslunchhasabreakdoessportshasdinnerdoeshomeworkwatchesTVgoestobed,2:Talkaboutthethingsyoualways/usually/often/sometimes/neverdoinyourlife.,readnovelslistentothemusicgotothecinemagototheconcertgotowatchthefootballmatchplaygamesplaythepianogoonlinespeakEnglishgotothepark,I,always,usually,often,somet