现在完成时-教学设计(全英文-超详细)

教学设计阳城四中赵育霞Ⅰ.Teachingaims:1.Knowledge:a.Thestructureofthepresentperfecttense.b.Theusagesofpresentperfecttense.2.Ability:a.Enablestudentstousethecorrecttenseintheirwritingandspeaking.b.Enablestudentstousetherightwordsinthepresentperfecttense.3.Feelingsandattitude:a.LetthestudentsknowtheimportanceofEnglishgrammar.b.Trytobuildupstudents’confidenceinthemselvesc.EncouragestudentstospeakEnglishinpublic.Ⅱ.ImportantPoints:letthestudentsunderstandstheusagesofpresentperfecttense.Ⅲ.DifficultPoints:Helpstudentsusepresentperfecttensewithverbstodescribeeventshappenataparticularpointintimeandtodescribeeventsthatcancontinueoveraperiodoftime.Ⅳ.Teachingmethodology:TheNewSeniorEnglishCurriculumStandardsaimseducationforallstudentsandstressedquality-orientededucation.Themaintaskofeducationistostimulateandcultivatestudents’interestandtheirconfidenceinlearningthelanguage,helpthemdevelopgoodlearninghabitsandformeffectivelearningstrategies,facilitateautonomyandcooperativespiritinlearning;enablestudentstomasterbasicEnglishlanguageknowledgeandskillsinlistening,speaking,readingandwriting.Accordingtothenewstandards,thestudentsshouldbethecenteroftheclassandtheteacherservesasacontroller,organizer,participant,orresource-providermosttimes.Consideredwiththecharacteristicoftheteachingcontentsandthelearners,Iwillapplyexplanationandpracticinginmyteaching.Mostoftheusageswillbesummarizedbystudentsthemselves.Ⅴ.Teachingtool:PPTⅥ.Teachingsteps:Step1.Revision&lead-in(2min)1.Invitestudentstoreadsentencesusingpresentperfecttensetheyhavefoundbeforetheclass.S1:I’veseenquitealotofChina.S2:I’vevisitedsomebeautifulcities.S3:Theyhavejustcompletedit.S4:...2.Showsomesentencesontheboard.1).Theyhaveputupalotofhigh-risebuildingsrecently.2).Mywife’sjustboughtabeautifuldressfromoneoftheshopsthere.3).It’sgotsomereallyprettyparks.4).Afriend’stoldmeaboutanicefishrestaurant.Step2.Presentperfecttense1.Thestructureofpresentperfecttense.Afterreadingthesesentences,askstudentstofindthestructureofthesesentenceswithpresentperfecttense.1).have/has+done2).have/has+not+done3).Have/has+been+done2.TheusageofpresentperfecttensePlaytheflash(apigandhismom),andtellstudentstorecallthemainusagesofthistense.Q:thestoryhappensinthepast,butthepigandhismomusepresentperfecttensetodescribeit,canyoutellmethereason?Drawatimelineontheblackboard:1).Usage1:“完成用法”①强调过去发生的动作对现在造成的影响或结果，常用状语有：already,yet,never,ever,just,before...E.g.1.Ihavejustcleanedmyhands.E.g.2.Ihavelostmywallet.E.g.3.Ihavealreadyfinishedmyhomework.Iamfree.②Showthefollowingsentencesandhavestudentssummarizethedifferencebetweenthepastsimpletenseandpresentperfecttense.Hehasalreadyreadthatbook.(说明他现在知道那本书的内容)Hereadthatbooklastyear.(只说明他去年读过那本书)现在完成时！pastNowFutureHehasgonetoAmerica.(他现在不在此地,在美国)HewenttoAmericaeightweeksago.(只说明他去过美国)summary：一般过去时表示过去发生的动作或存在的状态，与现在情况无关，常用时间状语为yesterday,lastyear,inthepast等，而现在完成时与现在有关。③showtwopicturesandguidestudentstodescribethemwithpresentperfecttense.E.g.1.Hehasjustlosthisjob.E.g.2.Shehasjustgottheletter.2).Usage2:“未完成用法”表动作或状态已开始，持续到现在，可能还会继续进行下去，常用时间状语since+时间段ago/时间点/从句,for+时间段,sincethen,eversince,sofar,uptonow.E.g.1.Ihavelivedheresince2003.E.g.2.IhavestudiedEnglishforsevenyears.E.g.3.Uptothepresenteverythinghasbeensuccessful.E.g.4.Hehasstayedheresince5hoursago.Step3.Twokindsofverbs1.Thedefinitions1).Leadinthispartbyaskingstudentsaquestion:Q:thepigsaid“It’sdiedforacoupleofdays”first,thenhechangeditto“It’sbeendeadforacoupleofdays”,doyouknowthereasonwhythefirstsentenceiswrong?现在完成时的未完成用法只适用于延续性动词，短暂性动词的现在完成时的肯定式不能和表示一段时间的状语连用。2).Showtwogroupsofwordsandleadstudentstogetthedefinitions.①短暂性动词:表示短暂的运动状态（瞬间完成或延续时间很短的动词).(start,begin,come,go,leave,arrive,reach,join,marry,open,close,give,lend,borrow,finish,break,see,hear,notice,find,understand,die...)②延续性动词:表示持续的行为或状态的动词,能和表示一段时间的状语连用.(be,keep,have,live,study,work,teach,stay,read,play,fly,talk,rain,run...)2.ReplacementofthesetwokindsofverbsHelpstudentsknowthecorrespondingverbofverbdescribingeventshappenataparticularpointintimewithagroupofcorrectionexercises.1)Shehasboughtthecomputerfortwoyears.(buy---have)2)AnnhasgonetoChinasincesixmonthsago.(come/goto---bein;leave---beaway)3)Mybrotherhasjoinedthearmyforfiveyears.(join---bein/amemberof)4)Ihaveborrowedthedictionarysince3daysago.(borrow---keep)5)Thefilmhasbegunfor10minutes.(begin/start---beon)6)Thematchhasfinishedforhalfanhour.(finish---beover)7)Hisdoghasdiedfortwoyears.(die---bedead;marry---bemarried)Step4.ExercisesShowtheexercisesontheboardandhavestudentsdothemtogether.1.Theoldworker_____inourfactoryfor30years.A.hadworkedB.hasworkedC.workedD.works2.It___tenyearssincethey____toFrance.A.was;movedB.was;havemovedC.is;hasmovedD.is;moved3.---Howareyoutoday?---Oh,I____asillasIdotodayforaverylongtime.A.didn’tfeelB.wasn’tfeelingC.don’tfeelD.haven’tfelt4.Itisthethirdtimeyou__latethisweek.A.hadarrivedB.arrivedC.havearrivedD.arearriving5.we_____morethan3000treesinthepastthreeyears.A.plantB.PlantedC.hadplantedD.haveplanted6.Mr.Wangisn'there.He_____thestationtoseehisfriendoff.A.hasbeeninB.hasbeentoC.hasgoneinD.hasgoneto