一般现在时公开课典范优秀PPT.ppt

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1、一般现在时一般现在时教学目标l让学生学会正确的运用一般现在时l驾驭当主语是单三时实义动词在一般现在时中的变更规则l能综合运用一般现在时完成任务l通过课堂互动与合作学习，增加学习爱好，培育语言学问交际实力自学指导自学指导:一般现在时的定义和具体应用？一般现在时的定义和具体应用？一般现在时的表达方式是什么？一般现在时的表达方式是什么？一、系动词一、系动词bebe的一般现在时的一般现在时二、情态动词的一般现在时二、情态动词的一般现在时三、实义（行为）动词的一三、实义（行为）动词的一般现在时般现在时 定义及具体运用定义及具体运用1.表示现在的状态：表示现在的状态：e.g.Hes twelve.Shes

2、 at work.2.表示常常或习惯性的动作，常与表示频率的时间状语连表示常常或习惯性的动作，常与表示频率的时间状语连用。【用。【talk】1.频度副词频度副词:sometimes(有时有时),often,always(总是总是),usually(通常通常),seldom,never(决决不不)twice a week,seldom,once a month,on Sundays2.in the morning/afternoon/evening3.every morning/night/evening/day/week/year,e.g.I leave home for school at

3、7:00 everymorning.I get up at 6:30 every day.He reads English every morning.学一学学一学3.表示主语具备的性格和实力等：表示主语具备的性格和实力等：e.g.She likes noodles.They speak Japanese.4.普遍真理和自然规律：普遍真理和自然规律：e.g.Two plus four is six.The moon goes around the earth.The earth moves around the sun.Shanghai lies in the east of China.留意

4、留意：此用法假如出现在宾语从句中，即使：此用法假如出现在宾语从句中，即使主句是过去时，从句谓语也要用一般现在时。主句是过去时，从句谓语也要用一般现在时。e.g.Columbus proved that the earth is round.5.表示格言或警句中。表示格言或警句中。e.g.Pride goes before a fall.骄者必败。骄者必败。表达方法表达方法主要通过主要通过 和和 的变更来表示，常的变更来表示，常常句中加上表示时间的词语。其中最主常句中加上表示时间的词语。其中最主要的是谓语动词的变更。一般现在时动要的是谓语动词的变更。一般现在时动词变更的规则是：词变更的规则是：情

5、态动词、情态动词、be动词、动词、实义（行为）动词实义（行为）动词助动词、助动词、Start to learnbe动词的一般现在时动词的一般现在时 确定句：主语确定句：主语+be+表语表语(n.,adj.数数词，介词短语等词，介词短语等)表状态表状态Iamastudent.Heistwelve.Theyareintheclassroom.否定句：否定句：be+notIamnotastudent.Heisnotathirteen.Theyarenotintheclassroom.一般疑问句：一般疑问句：be提前提前Areyouastudent?Ishetwelve?Aretheyinthecla

6、ssroom?特殊疑问句：特殊疑问句：疑问词疑问词+一般疑问句一般疑问句Whoareyou?Howoldishe?Wherearethey?确定回答：Yes，主语+be否定回答：No，主语+be+not留意：在作疑问句的回答时，主语要用相应的代词代替I用am；you,we，they 都 用are,is连着he，she，it；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，更简洁，be后not莫遗忘。疑问否定任你变，句首大写莫迟疑总结一下：Be的用法口诀（的用法口诀（talk bout it)一、用一、用be动词的适当形式填空动词的适当形式填空1.Amy_hersis

7、ter.2.2.Hisname_Kate.3.3.-What_yourphonenumber?4.-It_284-2942.4.-_youCara?-No,I_Gina.5.Herbrothersname_John.6.Hisfamilyname_Li.isisisAreamisisisPractice and Test四、用be动词的正确形式(is,am,are)填空，完成句子18._ they from Japan?Yes,they _.19.You _ a teacher and I _ a doctor.20._ Ronaldo from Brazil?Yes,he _.21.Who

8、_ that?This _ Kangkang.22._ you a student?Yes,I _.23.Where _ Beijing?It_ in China.Are areaream Is is is is Are am is is()1.Whatcolor_hershoes?Black.A.am B.isC.areD.be()2.Thesearemypants.His_yellow.A.isB.amC.areD./()3.Myfamily_verybig.A.amB.isC.are D.does()4.Thispairofshoes_mine.His are overthere.A.w

9、illbeB.isC.areD.be()5.Myname_Jack.LiuYingandSunMei_myfriends.A.is;areB.is;isC.are;isD.is;am()6.Whatclass_yourbrotherin?He_inClassTwo.A.does;isB.is;isC.are;/D.are;isBobisnotonthefootballteam.IsBobonthefootballteam?No,heisnt.(Yes,heis.)Theyarenotintheteachersoffice.Aretheyintheteachersoffice?Yes,theya

10、re.(No,theyarent.)WhatisBob?Whoareintheteachersoffice?二二.改写下列句子。改写下列句子。1.Bobis(onthefootballteam.)否定句：否定句：一般疑问句：一般疑问句：回答：回答：对括号部分提问：对括号部分提问：2.(Theyare)intheteachersoffice.否定句：否定句：一般疑问句：一般疑问句：回答：回答：对括号部分提问：对括号部分提问：3.Thereis(apiano)intheroom.否定句：否定句：一般疑问句：一般疑问句：回答：回答：对括号内容提问：对括号内容提问：Thereisnotapianoin

11、theroom.Isthereapianointheroom?Yes,thereis.(No,thereisnt.)Whatisintheroom?3.Itis(sunny)today.否定句：否定句：一般疑问句：一般疑问句：回答：回答：对括号内容提问：对括号内容提问：4.Thereis(somewater)inthebottle.否定句：否定句：一般疑问句：一般疑问句：回答：回答：对括号内容提问：对括号内容提问：Itisnotsunnytoday.Isitsunnytoday?Yes,itis.(No,itisnt.)Thereisnotanywaterinthebottle.Isthere

12、anywaterinthebottle?Yes,itis.(No,itisnt.)Howistheweathertoday?Whatstheweatherliketoday?Whatisinthebottle?对主语提问：当主语是人时，用对主语提问：当主语是人时，用“Whos+介词短语介词短语?”；当主语是物时，用；当主语是物时，用“Whats+介词短语介词短语?”。其中。其中there在口语中常常省略。留意：无论原句的主语是单数还在口语中常常省略。留意：无论原句的主语是单数还是复数，对其提问时一般都用是复数，对其提问时一般都用be的单数形式的单数形式(回答时却要依回答时却要依据实际状况来确定

13、据实际状况来确定)。如：。如：There is a bird in the tree.Whats in the tree?There are some bikes over there.Whats over there?There is a little girl in the room.Who is in the room?对地点状语提问：用对地点状语提问：用“Where is are+主语主语?”表示（留意其答语变更）：表示（留意其答语变更）：There is a computer in my office.Where is the computer?-Its in my office.T

14、here are four children in the classroom.Where are the four children?They re in the classroom.情态动词的一般现在时情态动词的一般现在时构成主语+情态动词+动词原形+其他ShecanspeakEnglish.留意：情态动词后的动词确定要用原形留意：情态动词后的动词确定要用原形试比较：Theyareright.ShespeaksEnglish.学一学学一学They can sing English songs情态动词否定句的构成主语+情态动词+not+动词原形+其他 I can drive the car

15、but she cant I cant speak English She cant drive a car.can can not may may not must must notCanyouspeakEnglish?Yes，Ican.No，Icant.确定回答：Yes，主语+情态动词否定回答：No，主语+情态动词+not情态动词+主语+动词原形+其它部分？留意：在回答时，主语要用相应的代词代替情态动词疑问句的构成She can speak English.He may be in Beijing.Where may he is?They must find it.What must th

16、ey find?情态动词的特殊疑问句的构成特殊疑问词+情态动词+主语+动词原形+其它部分？What can she speak？情态动词后接动词原形情态动词后接动词原形;没有人称和数的变更没有人称和数的变更;不能单独作谓语不能单独作谓语,与后面的动词共同作谓语与后面的动词共同作谓语;其否定形式在后面干脆加其否定形式在后面干脆加not。Modalverbs情态动词情态动词总结总结.用适当的情态动词填空：。1.Icanplayfootball._youswim?2.Dontworry.You_returnmethisbooktomorrow.3.Mygrandmaisill.You_talksol

17、oudlyhere.4.Icantplaywithyou.I_finishmyhomeworkfirst.5.I_getupearlytomorrow.becauseIhaveameeting.6._youpleaseopenthewindow?CanmaycantmustmustCan9.Nobody_livewithoutair.10._hespeakChinese?Yes,alittle.11.Thebook_bereturnedbeforeSaturday.12._Icomein?Yes,please.13.You_giveupsmokingatonce.Itsbadforyourhe

18、alth.14.Excuseme._Iaskyouaquestion?15._youtellmewherethestationis?16._Ifinishtheworknow?No,you_.You_doitthisevening.17.MayIuseyourdictionary?Sorry,you_.Iamusingitnow.canCanmustMaymustMayCanMustneedntcancant实义动词的一般现在时实义动词的一般现在时重点重点 The girl apples.These two boys apples.eatseat说说看看说说看看Mike basketball.

19、The boys basketball.playsplayXiao mei to school.We twinsaregoesThat boy TV.Tim and his mother TV.watcheswatchShe going shopping.I going shopping.likelikes1.假如主语是假如主语是 和和 I、we 谓语动词不用做任何变更，即照旧用动词原谓语动词不用做任何变更，即照旧用动词原形表示：形表示：名词复数名词复数第一人称第一人称确定句确定句:主语主语+动词原形动词原形+其他其他 否定句否定句:主语主语+dont+动词原形动词原形+其他其他 一般疑问句一

20、般疑问句:Do+主语主语+动词原形动词原形+其他其他例例 1)We usually go to school at 7:30.我们通常我们通常7:30上学去。上学去。go 2)My parents give ten yuan to my sister every week.我父母每星期给我妹妹十元钱。我父母每星期给我妹妹十元钱。2.主语是主语是 时，谓语动词要进时，谓语动词要进行必要的变更。行必要的变更。确定句确定句:主语主语+动词的第三人称单数动词的第三人称单数+其他其他 否定句否定句:主语主语+doesnt+动词原形动词原形+其他其他 一般疑问句一般疑问句:Does+主语主语+动词原形动词

21、原形+其其他他 确定回答确定回答:Yes，主语，主语+does 否定回答否定回答:No，主语，主语+doesnt 特殊疑问句特殊疑问句:特殊疑问词特殊疑问词+一般疑问句一般疑问句 必要的，什么是第三人称单数呢？必要的，什么是第三人称单数呢？第三人称单数第三人称单数1.人称代词人称代词he,she,it是第三人称是第三人称单数单数.1).He likes watching TV.他宠爱看电视他宠爱看电视.2).She has lunch at twelve.他十二点吃午餐他十二点吃午餐.3).It looks like a cat.它看起来象只猫它看起来象只猫.2.单个人名单个人名.地名或称呼作

22、主语时地名或称呼作主语时,是第三人称单数形式是第三人称单数形式.如如:1).Han Mei watches TV with her mother.韩梅和她的母亲看电韩梅和她的母亲看电视视.2).Beijing is the capital of China.北京是中国的首都北京是中国的首都.3).Teacher Wu often makes cakes at her home.王老师常常王老师常常在家做蛋糕在家做蛋糕.3.this/that/the/a/an+单数可数名单数可数名词词”作主语时作主语时,是第三人称单数是第三人称单数.如如:1).A girl plays the piano at

23、 school.2).This book is yours.3).That car is red.4).The cat is Lucys.4.不行数名词或抽象名词作不行数名词或抽象名词作主语时主语时,为第三人称单数为第三人称单数.如如:1).The milk is in the glass.牛奶在玻璃杯里牛奶在玻璃杯里.2).The bread is very small.那块面包很小那块面包很小.5.当数字或字母做主语时当数字或字母做主语时,看做第三人称单数看做第三人称单数.如如:1).“6”is a lucky number.“6”是个吉利数字是个吉利数字.2).“I”is a lette

24、r.“I”是个字母是个字母.6.在某些特殊疑问句中，特殊在某些特殊疑问句中，特殊疑问词做主语表单数含义疑问词做主语表单数含义How old is she?When is her birther?Who is your math teacher?How much is the pen?Where does he want to go?Why is she?What subject does she like best?在一般现在时中在一般现在时中,当主当主语是第三人称单数形语是第三人称单数形式时式时,行为动词用第三行为动词用第三人称单数形式人称单数形式,即加即加-s 或或 es.具体方法如具体方

25、法如下下:1.一般状况下一般状况下,干脆加干脆加2.-s.如如:3.work-works play-plays 4.rain-rains see-sees2.以以 sh,ch,s,x或或o结尾结尾的词后加的词后加-es.如如:wash-washes teach-teaches fix-fixes do-does go-goes3.以辅音字母加以辅音字母加-y结尾结尾的的,先把先把y变成变成i,再加再加-es.如如:study-studies fly-flies carry-carries4.元音字母元音字母+y结尾干结尾干脆加脆加s.如：如：plays,says,buys5.以以o结尾加结尾加

26、-es.如：如：do-does,gogoes6.以不发音的子母以不发音的子母-e结尾的干脆加结尾的干脆加-s.如：如：likelikes,drive-drives7.特殊：特殊：are-is,have-has留意：不要和名词留意：不要和名词的单复数混淆的单复数混淆那么相应的问题抓那么相应的问题抓紧探讨一下啦紧探讨一下啦!单数复数可数名词如何变化？规则变化不规则变化规则变更规则变更1.一般状况下,干脆在名词词尾加-s.2.以s,x,sh,ch结尾的名词,在词尾加-es.3.以辅音字母加y结尾的名词，要变y为i再加-es.5.以f或 fe结尾的名词，先将f或 fe变为v,再加-es.6.以o结尾的

27、名词,表示无生命事物的名词加-s,表示有生命事物的名词加-es。4.以“元音字母+y”结尾的名词，干脆在词尾加-s.Sum up 写出下列动词的第三人称单数形式写出下列动词的第三人称单数形式workstudydrivewashwatchflyspellspeaksaylikedohaveworksstudiesdriveswasheswatchesfliesspellsspeakssayslikesdoeshas练一练给下列可数名词加复数 bird-card-lady-orange-ruler-photo-friend-boy-watch-girl-case-cat-wife-tree-key

28、-bed-hero-family-dictionary-question-leaf-party-cup-birdsladiesorangesrulerscatsboysgirlscaseswiveswatchestreeskeysquestionsbedsheroesfriendsfamiliesdictionariesphotoscardsleavespartiescups 行为动词的一般现在时 确定句：I/We/You/They I stay at home on Saturdays.They like playing basketball.He/She/It He stays at ho

29、me on Saturdays.Lucy likes playing basketball.否定句：I/We/You/They I dont stay at home on Saturdays.They dont like playing basketball.He/She/It He doesnt stay at home on Saturdays.Lucy doesnt like playing basketball.动词原形动词原形单三单三dont+动原动原doesnt+动原动原总结总结一般疑问句：一般疑问句：I/We/You/TheyDoyoustayathomeonSaturdays

30、?Dotheylikeplayingbasketball?He/She/ItDoeshestayathomeonSaturdays?DoesLucylikeplayingbasketball?特殊疑问句：特殊疑问句：I/We/You/TheyWhatdoesshedoathomeonSaturdays?Whatdotheylikedoing?He/She/ItWheredoeshegoonSaturdays?WhydoesLucylikePlayingbasketball?Practicemakesperfect!孰能生巧孰能生巧用动词的适当形式填空用动词的适当形式填空1.We often _

31、(play)on the 1.We often _(play)on the playground.playground.2.He _(get)up at six 2.He _(get)up at six oclock.oclock.3._ you _(brush)3._ you _(brush)your teeth every morning?your teeth every morning?playgetsDobrush5.Danny_(study)English,Chinese,Maths,ScienceandArtatschool.6.Mikesometimes_(go)tothepar

32、kwithhissister.7.Ateightatnight,she_(watch)TVwithhisparents.8._Mike_(read)Englisheveryday?studiesgoeswatchesDoesread9.Howmanylessons_yourclassmate_(have)onMonday?10.Whattime_hismother_(do)thehousework?doeshavedoesdo4.ShelivesinasmalltownnearNewYork.（改为一般疑问句）（改为一般疑问句）5.IwatchTVeveryday.（改为一（改为一般疑问句）般

33、疑问句）DoessheliveinasmalltownNearNewYork?DoyouwatchTVeveryday?7.Wehavefourlessons.（改为（改为一般疑问句一般疑问句,并作确定回答）并作确定回答）8.Mydogrunsfast.(一般疑问句并否定回答一般疑问句并否定回答)：Doyouhavefourlessons?Yes,wedo.Doesyourdogrunfast?No,itdoesnt.10.Mikehastwolettersforhim.一般疑问句：一般疑问句：11.IusuallyplayfootballonFridayafternoon.一般疑问句一般疑问

34、句:划线提问划线提问DoesMikehavetwolettersforhim?Doyouusuallyplayfootballon.?WhatdoyouusuallydoonFridayafternoon.12.SuYangusuallywashessomeclothesonSaturday.一般疑问句一般疑问句:划线提问划线提问:13.Mingmingusuallywaterstheflowerseveryday一般疑问句一般疑问句:划线提问：划线提问：DoesSuYangusuallywashanyclothesonSaturday?WhatdoesSuYangususllydoonSat

35、urday?14.Tomdoeshishomeworkathome.一般疑问句一般疑问句:划线提问：划线提问：WhatdoesTomdoathome?DoesTomdohishomeworkathome?15.Wedoourhomeworkeveryday.划线提问划线提问:Whatdoyoudoeveryday?对划线部分提问对划线部分提问 3.Its Wednesday today.4.His favourite sport is basketball.5.My brother works in Shenzhen.6.One of my classmates comes from Aust

36、ralia.7.Lucy usually gets up at 6:30 in the morning.What day is it today?Whats his favourite sport?Where does your brother work?Where does one of your classmates come from?When does Lucy get up in the morning?Idomyhomework.(用用He改写改写)Hedoeshishomework.Shedoesherhomework.(用用we改写改写)Wedoourhomework.Tomd

37、oeshishomework.(用用they改写改写)Theydotheirhomewrk.EX2EX2 1.Tom often_(get)up at six in the morning 1.Tom often_(get)up at six in the morning 2.The earth _(go)around the sun.2.The earth _(go)around the sun.3.Marys parent _(live)in Beijing.3.Marys parent _(live)in Beijing.4.She _(draw)very well.4.She _(dr

38、aw)very well.getsgoeslivesdraws接着加油Come on!Tomgoestoschooleverydaybybike.1.就就Tom提问提问2.就就goestoschool提问提问3.就就bybike提问提问1.Whogoestoschooleverydaybybike?2.WhatdoesTomdoeverydaybybike?3.HowdoesTomgotoschooleveryday?Ex2.将将下下列列句句子子变变成成其其否否定定和和一一般般疑疑问问句句并并就就斜斜体体部部分分提提问。问。1.ShecomesfromAmerica.2.Iusuallygot

39、oschoolbybike.DoesshecomefromAmerica?ShedoesntcomefromAmeica.Wheredoesshecomefrom?Idontusuallygotoschoolbybike.Doyouusuallygotoschoolbybike?Howdoyouusuallygotoschool?1._youhaveabook?ADoB.AreC.IsD.Have2.DoesLiLeiliketowatchTV?_.A.Yes,helike.B.No,hedoesnt.C.Yes,hedlike.D.No,helikes.3.Shedoesnt_herhome

40、workintheafternoon.A.doingB.todoC.doesD.do4.How_Mr.Smith_toEngland?A.do,goB.is,goC.does,goD.does,goes5._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?Ye

41、s,Ican.A.Can,cleanB.Am,cleaningC.Are,cleaningD.Do,clean9_goandhelpher.A.LetsmeB.LetsusC.LetsD.Letsto10.Dotheyhaveanewcar?Yes,_.A.theyareB.theyhaveC.theydontD.theydo11.Heoften_supperat6:00intheevening.A.haveB.hasC.ishavingD.iseating12.Its6oclockinthemorning.Itstime_.A.getupB.getsupC.togetupD.getsup13

42、.ThestudentswillgototheSummerPalaceifit_tomorrow.A.dontrainB.doesntrainC.wontrainD.isntrain14.Thepicture_nice.A.looksB.islookedC.lookD.islooking同学们在具体做题中我们也遇到了 Some 和any And、or和but Too和either相互变换的形式呢？那么再次探讨一下，让我们强化强化它们吧！some、any一般说来，some 用于确定句中，any 用于否定句和疑问句中。改疑问句或否定句时，原句里的改疑问句或否定句时，原句里的some要改成要改成an

43、yTherearesomebooksonthedesk.(改为否定句)Therearentanybooksonthedesk.Arethereanybooksonthedesk?Whynotbuysomeapples?为什么不买些苹果呢?Wouldyoulikesomemoreapples?你要不要再吃点苹果?留意：在表示建议或希望得到确定回答时，some可用于疑问句，不用变成any.and or变否定句时，and要变成orThereissomeairandwateronthemoon.Thereisntanyairorwateronthemoon.Hehassomebrothersandsi

44、sters.Hedoesnthaveanybrothersorsisters.在否定句当中，too要改为eitherIlikeeatingapples,too.Idontlikeeatingapples,either.1.Heisveryold,_heworksveryhard.A.butB.andC.whenD.as五、选择五、选择2.Shelikesicecream_hamburgers,_theyarenothealthy.A./,andB.but,/C.but,andD.and,but3.Theydontoftenplayfootball_basketball.A.OrB./C.and

45、D.as4.Wouldyouliketoeat_meat_fruit?A.some,andB.some,orC.any,orD.any,and5.Sheisbeautiful_clever.A.OrB./C.andD.as三、仿造示例完成句子，用上三、仿造示例完成句子，用上but和和and。Module:Jack,rideabike,rideahorse.Jackcanrideabike,buthecantrideahorse.Jackcanrideabikeandhorse.1.Betty,rideabike,swim2.3._4._Bettycanrideabike,buthecantsw

46、im.Bettycanrideabikeandswim.2.Tony,playfootball,playtennis._Tonycanplayfootball,buthecantplaytennis.Tonycanplayfootballandtennis.3.TomandSam,speakChinese,speakEnglish_TomandSamcanspeakChinese,buttheycantspeakEnglish.TomandSamcanspeakChineseandEnglish.四、合并下列句子，用上四、合并下列句子，用上butbut或者或者and.and.1.Oranges

47、andapplesarehealthy.Theyaremy2.favouritefood.3.4._5.6._Orangesandapplesarehealthy,andtheyaremyfavouritefood.3.BettyhasgotsomehamburgersandCoke.Theyarenothealthyfood._BettyhasgotsomehamburgersandCoke,buttheyarenothealthyfood.4.Lilyhasgotsomebeef.Lucyhasntgotanybeef._Lilyhasgotsomebeef,butLucyhasntgotanybeef.5.Icecreamisnthealthy.Itsnotmyfavourite._Icecreamisnthealthy,anditsnotmyfavourite.