一般現(xiàn)在時公開課典范.ppt

一般現(xiàn)在時,教學(xué)目標(biāo),讓學(xué)生學(xué)會正確的使用一般現(xiàn)在時掌握當(dāng)主語是單三時實義動詞在一般現(xiàn)在時中的變化規(guī)則能綜合運用一般現(xiàn)在時完成任務(wù)通過課堂互動與合作學(xué)習(xí)，增強學(xué)習(xí)興趣，培養(yǎng)語言知識交際能力,自學(xué)指導(dǎo):,一般現(xiàn)在時的定義和具體應(yīng)用？一般現(xiàn)在時的表達方式是什么？一、系動詞be的一般現(xiàn)在時二、情態(tài)動詞的一般現(xiàn)在時三、實義（行為）動詞的一般現(xiàn)在時,研一研,分小組討論總結(jié)出一般現(xiàn)在時表示什么意義？具體用法是什么？,定義及具體運用1.表示現(xiàn)在的狀態(tài)：e.g.Hestwelve.Shesatwork.2.表示經(jīng)?；蛄?xí)慣性的動作，常與表示頻率的時間狀語連用?！総alk】,1.頻度副詞:sometimes(有時),often,always(總是),usually(通常),seldom,never(決不)twiceaweek,seldom,onceamonth,onSundays,2.inthemorning/afternoon/evening,3.everymorning/night/evening/day/week/year,e.g.Ileavehomeforschoolat7:00everymorning.Igetupat6:30everyday.HereadsEnglisheverymorning.,學(xué)一學(xué),3.表示主語具備的性格和能力等：e.g.Shelikesnoodles.TheyspeakJapanese.4.普遍真理和自然規(guī)律：e.g.Twoplusfourissix.Themoongoesaroundtheearth.Theearthmovesaroundthesun.ShanghailiesintheeastofChina.注意：此用法如果出現(xiàn)在賓語從句中，即使主句是過去時，從句謂語也要用一般現(xiàn)在時。e.g.Columbusprovedthattheearthisround.5.表示格言或警句中。e.g.Pridegoesbeforeafall.驕者必敗。,研一研,一般現(xiàn)在時通過哪幾項動詞的變化來表示？它們的否定、疑問、特殊疑問又該如何表示？分別如何作答？,表達方法,主要通過和的變化來表示，常常句中加上表示時間的詞語。其中最主要的是謂語動詞的變化。一般現(xiàn)在時動詞變化的規(guī)則是：,情態(tài)動詞、,be動詞、,實義（行為）動詞,助動詞、,Starttolearn,be動詞的一般現(xiàn)在時肯定句：主語+be+表語(n.,adj.數(shù)詞，介詞短語等)表狀態(tài)Iamastudent.Heistwelve.Theyareintheclassroom.,否定句：be+notIamnotastudent.Heisnotathirteen.Theyarenotintheclassroom.,一般疑問句：be提前Areyouastudent?Ishetwelve?Aretheyintheclassroom?,特殊疑問句：疑問詞+一般疑問句Whoareyou?Howoldishe?Wherearethey?,肯定回答：Yes，主語+be,否定回答：No，主語+be+not,注意：在作疑問句的回答時，主語要用相應(yīng)的代詞代替,I用am；you,we，they都用are,is連著he，she，it；單數(shù)名詞用is,復(fù)數(shù)名詞全用are。變疑問，往前提，句末問號莫丟棄。變否定，更容易，be后not莫忘記。疑問否定任你變，句首大寫莫遲疑,總結(jié)一下：,Be的用法口訣（talkboutit),一、用be動詞的適當(dāng)形式填空Amy_hersister.2.Hisname_Kate.3.-What_yourphonenumber?-It_284-2942.4.-_youCara?-No,I_Gina.5.Herbrothersname_John.6.Hisfamilyname_Li.,is,is,is,Are,am,is,is,is,PracticeandTest,四、用be動詞的正確形式(is,am,are)填空，完成句子18._theyfromJapan?Yes,they_.19.You_ateacherandI_adoctor.20._RonaldofromBrazil?Yes,he_.21.Who_that?This_Kangkang.22._youastudent?Yes,I_.23.Where_Beijing?It_inChina.,Are,are,are,am,Is,is,is,is,Are,am,is,is,()1.Whatcolor_hershoes?Black.amB.isC.areD.be()2.Thesearemypants.His_yellow.A.isB.amC.areD./()3.Myfamily_verybig.A.amB.isC.areD.does()4.Thispairofshoes_mine.Hisareoverthere.A.willbeB.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;is,Bobisnotonthefootballteam.,IsBobonthefootballteam?,No,heisnt.(Yes,heis.),Theyarenotintheteachersoffice.,Aretheyintheteachersoffice?,Yes,theyare.(No,theyarent.),WhatisBob?,Whoareintheteachersoffice?,二.改寫下列句子。1.Bobis(onthefootballteam.)否定句：一般疑問句：回答：對括號部分提問：2.(Theyare)intheteachersoffice.否定句：一般疑問句：回答：對括號部分提問：3.Thereis(apiano)intheroom.否定句：一般疑問句：回答：對括號內(nèi)容提問：,Thereisnotapianointheroom.,Isthereapianointheroom?,Yes,thereis.(No,thereisnt.),Whatisintheroom?,3.Itis(sunny)today.否定句：一般疑問句：回答：對括號內(nèi)容提問：4.Thereis(somewater)inthebottle.否定句：一般疑問句：回答：對括號內(nèi)容提問：,Itisnotsunnytoday.,Isitsunnytoday?,Yes,itis.(No,itisnt.),Thereisnotanywaterinthebottle.,Isthereanywaterinthebottle?,Yes,itis.(No,itisnt.),Howistheweathertoday?,Whatstheweatherliketoday?,Whatisinthebottle?,對主語提問：當(dāng)主語是人時，用“Whos+介詞短語?”；當(dāng)主語是物時，用“Whats+介詞短語?”。其中there在口語中常常省略。注意：無論原句的主語是單數(shù)還是復(fù)數(shù)，對其提問時一般都用be的單數(shù)形式(回答時卻要根據(jù)實際情況來決定)。如：,Thereisabirdinthetree.Whatsinthetree?Therearesomebikesoverthere.Whatsoverthere?Thereisalittlegirlintheroom.Whoisintheroom?,對地點狀語提問：用“Whereisare+主語?”表示（注意其答語變化）：,Thereisacomputerinmyoffice.Whereisthecomputer?-Itsinmyoffice.Therearefourchildrenintheclassroom.Wherearethefourchildren?Theyreintheclassroom.,情態(tài)動詞的一般現(xiàn)在時,構(gòu)成,主語+情態(tài)動詞+動詞原形+其他,ShecanspeakEnglish.,注意：情態(tài)動詞后的動詞一定要用原形,試比較：Theyareright.ShespeaksEnglish.,學(xué)一學(xué),TheycansingEnglishsongs,情態(tài)動詞否定句的構(gòu)成,主語+情態(tài)動詞+not+動詞原形+其他,Icandrivethecarbutshecant,IcantspeakEnglishShecantdriveacar.,cancannotmaymaynotmustmustnot,CanyouspeakEnglish?,Yes，Ican.,No，Icant.,肯定回答：Yes，主語+情態(tài)動詞,否定回答：No，主語+情態(tài)動詞+not,情態(tài)動詞+主語+動詞原形+其它部分？,注意：在回答時，主語要用相應(yīng)的代詞代替,情態(tài)動詞疑問句的構(gòu)成,ShecanspeakEnglish.HemaybeinBeijing.Wheremayheis?Theymustfindit.Whatmusttheyfind?,情態(tài)動詞的特殊疑問句的構(gòu)成,特殊疑問詞+情態(tài)動詞+主語+動詞原形+其它部分？,Whatcanshespeak？,情態(tài)動詞后接動詞原形;沒有人稱和數(shù)的變化;不能單獨作謂語,與后面的動詞共同作謂語;其否定形式在后面直接加not。,Modalverbs情態(tài)動詞,總結(jié),.用適當(dāng)?shù)那閼B(tài)動詞填空：。1.Icanplayfootball._youswim?2.Dontworry.You_returnmethisbooktomorrow.3.Mygrandmaisill.You_talksoloudlyhere.4.Icantplaywithyou.I_finishmyhomeworkfirst.5.I_getupearlytomorrow.becauseIhaveameeting.6._youpleaseopenthewindow?,Can,may,cant,must,must,Can,9.Nobody_livewithoutair.10._hespeakChinese?Yes,alittle.11.Thebook_bereturnedbeforeSaturday.12._Icomein?Yes,please.13.You_giveupsmokingatonce.Itsbadforyourhealth.14.Excuseme._Iaskyouaquestion?15._youtellmewherethestationis?16._Ifinishtheworknow?No,you_.You_doitthisevening.17.MayIuseyourdictionary?Sorry,you_.Iamusingitnow.,can,Can,must,May,must,May,Can,Must,neednt,can,cant,實義動詞的一般現(xiàn)在時,什么時候用動詞的原型？什么時候用動詞的單三形式？觀察下列圖片，并得出結(jié)論。,研一研,重點,Thegirlapples.,Thesetwoboysapples.,eats,eat,說說看看,Mikebasketball.,Theboysbasketball.,plays,play,Xiaomeitoschool.,Wetwins,are,goes,ThatboyTV.,TimandhismotherTV.,watches,watch,Shegoingshopping.,Igoingshopping.,like,likes,1.如果主語是和I、we謂語動詞不用做任何變化，即仍然用動詞原形表示：,名詞復(fù)數(shù),第一人稱,肯定句:主語+動詞原形+其他,否定句:主語+dont+動詞原形+其他,一般疑問句:Do+主語+動詞原形+其他,例1)Weusuallygotoschoolat7:30.我們通常7:30上學(xué)去。go2)Myparentsgivetenyuantomysistereveryweek.我父母每星期給我妹妹十元錢。,2.主語是時，謂語動詞要進行必要的變化?？隙ň?主語+動詞的第三人稱單數(shù)+其他否定句:主語+doesnt+動詞原形+其他一般疑問句:Does+主語+動詞原形+其他肯定回答:Yes，主語+does否定回答:No，主語+doesnt特殊疑問句:特殊疑問詞+一般疑問句,必要的，什么是第三人稱單數(shù)呢？,第三人稱單數(shù),1.人稱代詞he,she,it是第三人稱單數(shù).1).HelikeswatchingTV.他喜歡看電視.2).Shehaslunchattwelve.他十二點吃午餐.3).Itlookslikeacat.它看起來象只貓.,2.單個人名.地名或稱呼作主語時,是第三人稱單數(shù)形式.如:1).HanMeiwatchesTVwithhermother.韓梅和她的母親看電視.2).BeijingisthecapitalofChina.北京是中國的首都.3).TeacherWuoftenmakescakesatherhome.王老師經(jīng)常在家做蛋糕.,3.this/that/the/a/an+單數(shù)可數(shù)名詞”作主語時,是第三人稱單數(shù).如:1).Agirlplaysthepianoatschool.2).Thisbookisyours.3).Thatcarisred.4).ThecatisLucys.,4.不可數(shù)名詞或抽象名詞作主語時,為第三人稱單數(shù).如:1).Themilkisintheglass.牛奶在玻璃杯里.2).Thebreadisverysmall.那塊面包很小.,5.當(dāng)數(shù)字或字母做主語時,看做第三人稱單數(shù).如:1).“6”isaluckynumber.“6”是個吉利數(shù)字.2).“I”isaletter.“I”是個字母.,6.在某些特殊疑問句中，特殊疑問詞做主語表單數(shù)含義,Howoldisshe?Whenisherbirther?Whoisyourmathteacher?Howmuchisthepen?Wheredoeshewanttogo?Whyisshe?,Whatsubjectdoesshelikebest?,在一般現(xiàn)在時中,當(dāng)主語是第三人稱單數(shù)形式時,行為動詞用第三人稱單數(shù)形式,即加-s或es.具體方法如下:,一般情況下,直接加-s.如:work-worksplay-playsrain-rainssee-sees,2.以sh,ch,s,x或o結(jié)尾的詞后加-es.如:wash-washesteach-teachesfix-fixesdo-doesgo-goes,3.以輔音字母加-y結(jié)尾的,先把y變成i,再加-es.如:study-studiesfly-fliescarry-carries,4.元音字母+y結(jié)尾直接加s.如：plays,says,buys,5.以o結(jié)尾加-es.如：do-does,gogoes6.以不發(fā)音的子母-e結(jié)尾的直接加-s.如：likelikes,drive-drives7.特殊：are-is,have-has,注意：不要和名詞的單復(fù)數(shù)混淆那么相應(yīng)的問題趕緊討論一下啦!,單數(shù),復(fù)數(shù),可數(shù)名詞,如何變化？,規(guī)則變化,1.一般情況下,直接在名詞詞尾加-s.,2.以s,x,sh,ch結(jié)尾的名詞,在詞尾加-es.,3.以輔音字母加y結(jié)尾的名詞，要變y為i再加-es.,5.以f或fe結(jié)尾的名詞，先將f或fe變?yōu)関,再加-es.,6.以o結(jié)尾的名詞,表示無生命事物的名詞加-s,表示有生命事物的名詞加-es。,4.以“元音字母+y”結(jié)尾的名詞，直接在詞尾加-s.,Sumup,寫出下列動詞的第三人稱單數(shù)形式,workstudydrivewashwatchflyspellspeaksaylikedohave,worksstudiesdriveswasheswatchesfliesspellsspeakssayslikesdoeshas,練一練,給下列可數(shù)名詞加復(fù)數(shù),bird-card-lady-orange-ruler-photo-friend-boy-watch-girl-case-cat-wife-tree-key-bed-hero-family-dictionary-question-leaf-party-cup-,birds,ladies,oranges,rulers,cats,boys,girls,cases,wives,watches,trees,keys,questions,beds,heroes,friends,families,dictionaries,photos,cards,leaves,parties,cups,行為動詞的一般現(xiàn)在時肯定句：I/We/You/TheyIstayathomeonSaturdays.Theylikeplayingbasketball.He/She/ItHestaysathomeonSaturdays.Lucylikesplayingbasketball.否定句：I/We/You/TheyIdontstayathomeonSaturdays.Theydontlikeplayingbasketball.He/She/ItHedoesntstayathomeonSaturdays.Lucydoesntlikeplayingbasketball.,動詞原形,單三,dont+動原,doesnt+動原,總結(jié),一般疑問句：I/We/You/TheyDoyoustayathomeonSaturdays?Dotheylikeplayingbasketball?He/She/ItDoeshestayathomeonSaturdays?DoesLucylikeplayingbasketball?,特殊疑問句：I/We/You/TheyWhatdoesshedoathomeonSaturdays?Whatdotheylikedoing?He/She/ItWheredoeshegoonSaturdays?WhydoesLucylikePlayingbasketball?,一般現(xiàn)在時綜合練習(xí),Practicemakesperfect!孰能生巧,用動詞的適當(dāng)形式填空1.Weoften_(play)ontheplayground.2.He_(get)upatsixoclock.3._you_(brush)yourteetheverymorning?,play,gets,Do,brush,5.Danny_(study)English,Chinese,Maths,ScienceandArtatschool.6.Mikesometimes_(go)totheparkwithhissister.7.Ateightatnight,she_(watch)TVwithhisparents.8._Mike_(read)Englisheveryday?,studies,goes,watches,Does,read,9.Howmanylessons_yourclassmate_(have)onMonday?10.Whattime_hismother_(do)thehousework?,does,have,does,do,4.ShelivesinasmalltownnearNewYork.（改為一般疑問句）5.IwatchTVeveryday.（改為一般疑問句）,DoessheliveinasmalltownNearNewYork?,DoyouwatchTVeveryday?,7.Wehavefourlessons.（改為一般疑問句,并作肯定回答）8.Mydogrunsfast.(一般疑問句并否定回答)：,Doyouhavefourlessons?Yes,wedo.,Doesyourdogrunfast?No,itdoesnt.,10.Mikehastwolettersforhim.一般疑問句：11.IusuallyplayfootballonFridayafternoon.一般疑問句:劃線提問,DoesMikehavetwolettersforhim?,Doyouusuallyplayfootballon.?,WhatdoyouusuallydoonFridayafternoon.,12.SuYangusuallywashessomeclothesonSaturday.一般疑問句:劃線提問:13.Mingmingusuallywaterstheflowerseveryday一般疑問句:劃線提問：,DoesSuYangusuallywashanyclothesonSaturday?,WhatdoesSuYangususllydoonSaturday?,14.Tomdoeshishomeworkathome.一般疑問句:劃線提問：,WhatdoesTomdoathome?,DoesTomdohishomeworkathome?,Whatdoyoudoeveryday?,對劃線部分提問3.ItsWednesdaytoday.4.Hisfavouritesportisbasketball.5.MybrotherworksinShenzhen.6.OneofmyclassmatescomesfromAustralia.7.Lucyusuallygetsupat6:30inthemorning.,Whatdayisittoday?,Whatshisfavouritesport?,Wheredoesyourbrotherwork?,Wheredoesoneofyourclassmatescomefrom?,WhendoesLucygetupinthemorning?,Idomyhomework.(用He改寫),Hedoeshishomework.,Shedoesherhomework.(用we改寫),Wedoourhomework.,Tomdoeshishomework.(用they改寫),Theydotheirhomewrk.,EX21.Tomoften_(get)upatsixinthemorning2.Theearth_(go)aroundthesun.3.Marysparent_(live)inBeijing.4.She_(draw)verywell.,gets,goes,lives,draws,繼續(xù)加油Comeon!,Tomgoestoschooleverydaybybike.1.就Tom提問2.就goestoschool提問3.就bybike提問,1.Whogoestoschooleverydaybybike?,2.WhatdoesTomdoeverydaybybike?,3.HowdoesTomgotoschooleveryday?,Ex2.將下列句子變成其否定和一般疑問句并就斜體部分提問。1.ShecomesfromAmerica.2.Iusuallygotoschoolbybike.,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_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.ThestudentswillgototheSummerPalaceifit_tomorrow.A.dontrainB.doesntrainC.wontrainD.isntrain14.Thepicture_nice.A.looksB.islookedC.lookD.islooking,同學(xué)們在具體做題中我們也遇到了Some和anyAnd、or和butToo和either相互變換的形式呢？那么再次討論一下，讓我們強化強化它們吧！,研一研,some、any,一般說來，some用于肯定句中，any用于否定句和疑問句中。,改疑問句或否定句時，原句里的some要改成any,Therearesomebooksonthedesk.(改為否定句),Therearentanybooksonthedesk.,Arethereanybooksonthedesk?,Whynotbuysomeapples?為什么不買些蘋果呢?Wouldyoulikesomemoreapples?你要不要再吃點蘋果?,注意：在表示建議或希望得到肯定回答時，some可用于疑問句，不用變成any.,andor,變否定句時，and要變成or,Thereissomeairandwateronthemoon.,Thereisntanyairorwateronthemoon.,Hehassomebrothersandsisters.,Hedoesnthaveanybrothersorsiste