Period3LanguageinuseTargetlanguage目标语言1.Words&phrases生词和短语even,secretAbilitygoals能力目标EnablestudentstousethePresentPerfectTense.Learningabilitygoals学能目标HelpstudentslearnhowtotalkaboutandwritesomethingusingthePresentPerfectTense.Teachingimportant/difficultpoints教学重难点HowtousethePresentPerfectTense.Teachingproceduresandways教学过程与方式StepⅠRevision1.Checkthehomework.2.AskstudentstoretellthepassageinUnit2.StepⅡGrammarMakesomeexplanationaboutthepresentperfecttense.(1)just,already,yetT:Nowwe’velearnedhowtousethepresentperfecttense.There’ssomethingmoreweshouldpayattentionto.Nowpleasefinishparts1and2onpage22first.Thehelpstudentstomakeaconclusionabouttheuseofjust/alreadyandyet.S:Just/alreadyisusuallyusedinaffirmativesentencesafterhave/has.S:Yetisusuallyusedintheendofnegativesentences.Thenchecktheanswerswiththeclass.(2)Helpstudentssumthegrammar:thepresentperfecttense.Showthefollowing.动词构成:have/has+p.p句子构成:肯定句否定句S+have/has+p.pS+have/has+not+p.p特殊疑问句回答WhatWhoWhenhave/has+p.p?WhereWhyHowS+have/has+p.p一般疑问句回答Have/Has+S+p.p?Yes,S+have/has.No,S+haven't/hasn't..(3)have/hasbeen,have/hasgoneCreateasituationasfollowstohelpstudentsmakeclearaboutthedifferentusageofhave/hasbeen,have/hasgone.T:LiuMei,willyoupleasegototheofficetobringmybookhere?(LiuMeigoestotheoffice.)Class,whereisLiuMei?S:Shehasgonetotheoffice.(AfterawhileLiuMeicomesbackwithabook.)T:Thankyou,LiuMei.OK.HasLiuMeibeentotheoffice?S:Yes,shehas.T:Now,doyouknowthedifferencesbetweenhave/hasgoneandhave/hasbeen?S:Yes.have/hasgone:去了某地，还没回来。have/hasbeen:去过某地，已经回来T:Great.Let'sfinishactivities3and4.Askthemtodothemonebyone.Thenchecktheanswers.(4)TheformsoftheverbsAskstudentstocompletethepassageinparts5and6andsummarizethebuildingwaysofpastform,andpastparticiple.Checktheanswersandthenshowthefollowing.①一般在动词原形末尾直接加上-ed。如：look-looked。②以不发音的字母e结尾的动词，去e再加-ed。如：live-lived。③末尾只有一个辅音字母的重读闭音节，先双写这个辅音字母，再加-ed。如：stop-stopped。④末尾是辅音字母+y结尾的动词，先变y为i，然后再加-ed。如：study-studied。StepIIIPracticeAskstudentstoreadtheletterinactivity7andcompletetheletter.T:Boysandgirls,doyouwanttoknowmoreaboutspace?We’llreadMary'sletter.I'llgiveyou3minutestocompleteit.Ifyoufinishit,pleaseputupyourhandsandreadittous,OK?Askoneofthestudentstoreadittotheclass.Theotherschecktheanswers.Thenaskstudentstolistentoaninterviewandfinishactivity8.WordcompetitionT:Nowlet'shaveacompetitionbetweentheboysandthegirls.Let'sseewhocanwritemorewordsaboutspace.I'llgiveyoutwosmallboardsandboyswriteonBoardA,girlsBoardB.Begin!ThengothroughAroundtheworldwithstudents.StepIVModuletaskT:DoyouknowthefirstMoonlandingorChina'sfirstmannedspacetravel?Pleaseworkingroupsandmakeaposteraboutspacetravel.YoucanlookformorephotosandinformationontheInternet.Asampleposter:MakingHistory:China'sFirstHumanSpaceflightOct.15,2003,ChinalaunchedanastronautintoEarthorbit.ChinaPreparesforSecondPilotedSpaceMissionChinaLaunchesExperimentalSatelliteStepVHomework1.Askthestudentstosummarizewhattheyhavelearnedinthisunitandpreviewthenextunit.2.Askstudentstofinishtheexercisesintheworkbook.Teachingresources教学资源库I.重点知识讲解(1)现在完成时的含义现在完成时叙述现在已经做过的事情或已有过的经验，所表示的动作在说话前已经完成，但对现在有影响，即在以过去发生的事情的基础上暗示...
