Period1FunctionandpracticeTargetlanguage目标语言1.Wordsandexpressions重点词汇和短语marathon,skate,skater,raise,since2.Keysentences重点句子Howlonghaveyoubeendoing...?I’vebeendoing...for...Howlongdidsb.do...?He/Shedidsth.for...Abilitygoals能力目标Enablestudentstotalkandreadabouthowlongonehasbeendoingthings.Learningabilitygoals学能目标Helpstudentslearnhowtotellthesimplepasttensefromthepresentperfectprogressivetense.Teachingimportantanddifficultpoints教学重难点Theuseofthepresentperfectprogressivetense.Teachingaids教具准备Picturesofskating.Teachingproceduresandways教学过程与方式StepILead-inShowstudentssomepicturesaboutskatingandgetthemtalkaboutitfreely.T:Nicetoseeyouagain,boysandgirls!Whatsportsdoyoudoinyoursparetime?S:Ioftenplaybasketball.S:Ilikerunning.Iruneverymorningwithmyfather.S:Iusuallyplaybadmintonwithmyfriends.T:Doesanyonelikeskating?Studentsmaynotunderstandwhatskatemeans.Thenshowthemsomepicturesaboutit.T:Lookatthepicture.Thisisaskate.Andthesportiscalledskating.Weusuallysay“goskating”.Thepersonwhogoesskatingiscalled“skater”.Doyoulikeskating?Writethewordsskate,skaterandgoskatingontheblackboard.Thenletstudentslookatthepictureonpage44,andintroducethemthetargetstructureofthisunit—thepresentperfectprogressivetense.T:Turntopage44,lookatthepicture.Whatistheboyinreddoing?Ss:Heisskating.T:Yes,heisAlison.Infact,heisinaskatingmarathon(马拉松).TheTVreporterisinterviewinghim.Whatdidsheask?S:Alison,howlonghaveyoubeenskating?T:Good!HowdidAlisonanswerthequestion?S:I’vebeenskatingforfiveyears.T:Thisisanewstructureforyou—presentperfectprogressivetense.Wewilllearnaboutitthisweek.Writethefollowingontheblackboard.Howlonghaveyoubeendoing...Ihavebeendoing...for...StepIIFunctionpresentation(1a,P44)Letstudentsdiscussthequestionlistedin1aandgivetheiranswers.Helpthemtoanswerthequestionswithatandfor.T:Nowlet’slookatthethreequestionsin1a.Discusshowtoanswerthemwithyourpartners.Iwillwritetwowordsontheblackboard.Youcanusethemtoanswerthequestions.Writeatandforontheblackboard.T:Atisfollowedbyapointoftime,whileforisfollowedbyaperiodoftime.Doyouunderstand?Forexample:at2:30pmforthreedaysIwenttosleepat11o’clocklastnight.Isleptfor8hourslastnight.T:Whowouldliketoanswerthesequestions?S:Isleptfortenhourslastnight.S:Istartedclassat9:00.S:Ihavebeeninclassforthreehourstoday.T:Nowworkinpairs.Askeachotherthesequestions.Givestudents2minutestoaskandanswerthequestions.T:Whattensesareusedinthequestions?...Yes.Inthefirsttwoquestions,simplepasttenseisused.Whileinthethirdquestion,thepresentperfectprogressivetenseisused.Weusethistensetotalkaboutactionsthatstartedinthepastandcontinueinthepresent.Nowlet’sgobacktotheskatingmarathon.ATVreporteristalkingtotheparticipants.Listenandfillinthechart.Beforeyoulisten,gothroughthechartandfindthelisteningpoint.StepIIIListeningandoralpractice(1b,1c,P44)Inthisstep,studentswilldosomelisteningandoralpracticewiththetargetlanguage.Playtherecordingthreetimes.Forthefirsttime,studentsjustlisten.Forthesecondtime,theylistenandfillintheblanks.Forthethirdtime,theylistenandchecktheiranswers.T:OK,nowlookatyouranswers.TheTVreporterinterviewedfourpersons—Alison,Sam,VictorandCelia.Amongthem,whoarestillskating?Andwhohavestoppedskating?Ss:AlisonandVictorarestillskating.SamandCeliahavestoppedskating.T:SowhatquestionsdidtheTVreporteraskabouteachperson?Nowlistentotherecordingagainandwritedownth...