一般现在时示范课PPT课件

.,1,Welcometomyclass!,.,2,一般现在时Thesimplepresent,.,3,一、一般现在时的用法,（一）、表示经常性或习惯性的动作Whatsubjectdoyoutake?Igetupat6:00everymorning.Iususllygoswimminginmysparetime.（二）、表示目前的状态Imsotired.Youarestudents.Iamateacher.,.,4,（三）.表示客观事实或真理Theearthgoesaroundthesun.Thesunrisesintheeast.（四）.与一般现在时连用的时间状语：often,always,sometimes,usually,everyday/week/year等,.,5,二、一般现在时的构成,系动词be的一般现在时实义（行为）动词的一般现在时,.,6,（一）、系动词be的一般现在时,1、肯定句的构成：,主语+be+其他,be包括哪些？,isamare,什么时候用is？什么时候用am？什么时候用are？,取决于主语是单数还是复数,Thegirlismyfriend.,.,7,主语为单数时主语为复数时主语为“I”时,is,are,am,.,8,Exercise,1、KittyanEnglishgirl.2、Westudents.3、IfromTaizhou.4、Shetall.5、LucyandLilygoodfriends.6、Thosechairsbroken.7、Thebagmine.,is,are,am,is,are,are,is,.,9,2、否定句的构成,主语+be+not+其他,isnot=amnot=arenot=,isnt,mnot,arent,.,10,1、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,.,11,3、一般疑问句的构成,Yes，itis.,No，itisnt.,IsthisyourEnglishbook？,注意：在回答时，主语要用相应的代词代替,be+主语+其它部分？,肯定回答：Yes，主语+be,否定回答：No，主语+be+not,be,主语,其他,.,12,IsMaryanEnglishteacher?肯定回答：否定回答：,Yes,sheis,No,sheisnt.,.,13,含be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,.,14,IamanEnglishteacher.,AreyouanEnglishteacher?,.,15,总结：含be的一般疑问句、否定句改写口诀,我用am，你用are，is连着她他它单数名词用is，复数名词全用are变疑问往前提，句末问号莫丢弃，变否定更容易，be后not莫忘记，疑问否定任你变，句首大写莫迟疑！book,.,16,（二）、行为动词的一般现在时,1、肯定句的构成,主语+行为动词+其他,Theseboyslikeplayingfootball.,ThegirlreadsEnglisheverymorning.,注意：当主语为第三人称单数时，行为动词要加s或者es,什么时候加s，什么时候加es呢？,.,17,1、大多数动词在词尾直接加s，如readreadslooklooksplayplays2、以辅音字母加y结尾的动词，要先将y变为i，再加es如：flyfliescarrycarriesstudystudies26个字母中除AEIOU五个元音字母外，其余21个都是辅音字母3、以“s,x,ch,sh”结尾的，在词尾加“es”，发音为iz如：teachteachesiz;watchwatchesizbox-boxes4、以“o”结尾的动词，加“es”，读z如：gogoeszdodoesz,.,18,Completethesentences.Usethesimplepresenttenseoftheverbsinbrackets,Myfather_(listen)totheradioeveryday.Mike_(study)inamiddleschool.She_(take)Eddieforawalkaftersupper.He_(wash)clotheswithhishands.Simon_(pass)theballtoDaniel.MissLi_(teach)Chinese.Lookattheanimal,it_（have）fourlegs.,listens,takes,studies,washes,passes,teaches,has,8,.,19,2、否定句的构成,主语+助动词（do/does）+not+行为动词原形+其他,Theseboysdont（donot）likeplayingfootball.,Thegirldoesnt（doesnot）readEnglisheverymorning.,什么时候用助动词do，什么时候用助动词does呢？,取决于主语,ThegirlreadsEnglisheverymorning.,Theseboyslikeplayingfootball.,.,20,当主语为复数时，用助动词do构成否定当主语为单数时，用助动词does构成否定,注意：dont和doesnt之后动词一定要用原形,.,21,Changethefollowingsentencesafterthemodels.,Ilikered.(green)Theylikeapples.(oranges)Wetakeabustoschooleveryday.(walktoschool),Model1:Ilikefish.(meat)Idontlikemeat.Model2.Helikesreading.(writing)Hedoesntlikewriting.,Idontlikegreen.,Theydontlikeoranges.,Wedontwalktoschooleveryday.,10,.,22,3.Hisbrotherplaysfootballafterschool.(playbasketball)4.Itlookslikeacat.(hat)5.Shehasadogathome.(acat),Hisbrotherdoesntplaybasketball.,Itdoesntlooklikeahat.,Shedoesnthaveacatathome.,11,.,23,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,.,24,3、一般疑问句的构成,问句：DoyourparentslikeEnglish？肯答：Yes，theydo.否答：No，theydont.,助动词+主语+动词原形+其它？,肯定回答用“Yes,主语+do/does.”否定回答用“No,主语+donot/doesnot.”助动词也常用缩写形式，主要有dont，doesnt,.,25,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（同be动词）。三问号：句末的句号改为问号。,.,26,WereadEnglisheverymorning.,DoyoureadEnglisheverymorning?,TomsfatherlistenstoEnglishontheradioeveryevening.,DoesTomsfatherlistentoEnglishontheradioeveryevening?,.,27,句型转换,1.Mr.GreencomesfromShanghai.(改为一般疑问句)2.MillielivesinaflatinBeijing.(改为否定句),DoesMr.GreencomefromShanghai?,MilliedoesntliveinaflatinBeijing.,.,28,3.Danielenjoysplayingcomputergames.(改为一般疑问句并做肯定回答),DoesDanielenjoyplayingcomputergames?,Yes,hedoes.,.,29,补充：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?,.,30,Whynotbuysomeapples?为什么不买些苹果呢?Wouldyoulikesomemoreapples?你要不要再吃点苹果?,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.,.,31,andor,变否定句时，and要变成or,Thereissomeairandwateronthemoon.,Thereisntanyairorwateronthemoon.,Hehassomebrothersandsisters.,Hedoesnthaveanybrothersorsisters.,.,32,tooeither,在否定句当中，too要改为either,Ilikeeatingapples,too.,Idontlikeeatingapples,either.,.,33,Areyouclear?,Letshaveatest!,.,34,一、写出下列动词的第三人称单数talk_forget_hope_stop_play_say_buy_worry_fly_study_like_make_give_see_swim_stop_plan_get_sit_let_cut_run_forget_begin_wash_finish_teach_go_do_,talks,forgets,hopes,stops,plays,says,buys,worries,flies,studies,likes,makes,gives,sees,swims,stops,plans,gets,sits,lets,cuts,runs,forgets,begins,washes,finishes,teaches,goes,does,.,35,二、用括号内动词的适当形式填空。1.Heoften_(have)dinnerathome.2.DanielandTommy_(be)inClassOne.3.We_(notwatch)TVonMonday.4.Nick_(notgo)tothezooonSunday.5._they_(like)theWorldCup?6.What_theyoften_(do)onSaturdays?7._she_(read)newspaperseveryday?8.Thegirl_(teach)usEnglishonSundays.9.SheandI_(take)awalktogethereveryevening.10.There_(be)somewaterinthebottle.,has,are,dontwatch,doesntgo,Dolike,dodo,Doesread,teaches,take,is,.,36,三、按照要求改写句子1.DanielwatchesTVeveryevening.(改为否定句)_2.Idomyhomeworkeveryday.(改为一般疑问句，并作否定回答)_3.Shelikesmilk.(改为一般疑问句，并作肯定回答)_4.Amylikesplayingcomputergames.(改为一般疑问句，并作否定回答)_5.Wegotoschooleverymorning.(改为否定句)_,DanieldoesntwatchTVeveryevening.,Doyoudoyourhomeworkeveryday?-No,Idont.,Doessheikemilk?-Yes,shedoes.,DoesAmylikeplayingcomputergames?-No,hedoesnt.,Wedontgotoschooleverymoring.,.,37,6.Doyouoftenplayfootballafterschool?(肯定回答)_7.GaoShanssisterlikesplayingtabletennis.（改为否定句）8.ShelivesinasmalltownnearNewYork.（改为一般疑问句）9.IwatchTVeveryday.（改为一般疑问句）_10.Davidhasgotagoal.（改为一般疑问句）_11.Wehavefourlessons.（改为否定句）_,Yes,Ido.,GaoShanssisterdoesntlikeplayingtabletennis.,DoessheliveinasmalltownnearNewYork?,DoyouwatchTVeveryday?,DoesDavidhavegotagoal?,Wedonthavefourlessons.,.,38,四、选择题1._Aliceoftenplaythepiano?-No,she_.A.Do;doB.Does;doesC.Does;doesnt2._yourpenfriend_inBeijing?A.Do;liveB.Do;livesC.Does;live3.TomandMike_veryexcited,theywilltakea