一、教学目标1、学习重点词语jeans,organize,let…in，掌握if引导的条件状语从句。2、谈论因果关系，提高学生的语言交际能力和与他人交往的能力。3、培养学生相互理解的能力及培养学生养成健康、乐观、向上的人生观。二、教学重点和难点1、教学重点（1）重点词汇：jeans,organize,let…in（2）重点句型：Ifyoudo,youwillhaveagreattime.Whatwillhappeniftheyhavethepartytoday?2、教学难点正确使用if引导的条件状语从句。三、教学方法创设情境，小组合作，任务型教学法四、教学过程Step1:Warmingup1.LeadinginthenewlessonT:What'stheweatherliketoday?S1:Itis….T:Whenisyourbirthday?S1:It's…T:Iwanttohaveabirthdaypartyforyou.Wouldyouliketojoinus?Ss:Yes,we'dloveto.T:Ithinkifyougototheparty,you'llhaveagreattime.T:TodaywearegoingtolearnUnit5Ifyougototheparty,you'llhaveagreattime!(Write“Unit5Ifyougototheparty,you'llhaveagreattime!ontheblackboard.)Step2:Presentation1.PresentthenewwordsT:Ihaveapieceofgoodnews.Ourschoolwillhaveaparty.Iwillwearjeanstotheparty.What'sthemeaningof“jeans”?S1:牛仔裤（Pointtomyjeans.）T:Yes,that'sright.Readafterme,jeans-jeans.T:Forexample:apairofjeans,wearjeans.ButifIwearjeanstotheparty,theteacherwon'tletmein.What'sthemeaningof“let…in”?(Showlet…in允许……进入ontheblackboard.)T:Attheparty,Iwillorganizethepartygames.I'msureyouwilllikethemandhaveagreattime.What'sthemeaningof“organize”?S1:“组织”.(Show“organize”组织ontheblackboard.)T:Yes,you’reright.Readafterme,organize-organize.Ss:Organize-organize.T:Forexample,organizetheparty(games).(Show“organizetheparty(games)”组织聚会(游戏)ontheblackboard.)2.Presentthenewdrills“Ifyoudo…,youwilldo…T:Itwillbesunnytomorrow.(Showapictureofthesun)T:Wewillhaveatriptomorrow.(Showapictureofthetrip.)T:Sowecansay:Wewillhaveatripifitissunnytomorrow.(Putthetwosentencestogether.)T:NextIoftengetupat8:00onweekends.Whendoyougetup?S1:Igetupat9:00.T:Whatwillhappenifyougetupat9:00onweekdays?S1:IfIgetupat9:00,Iwillbelate.T:Whatwillhappenifyouarelate.S1:IfIamlate,theteacherwillbeangrywithme.T:Whatwillhappeniftheteacherisangrywithyou?S1:Iftheteacherisangrywithme,Iwillbesad.T:Whocanknowtherule?(Showthefoursentencesontheblackboardandthenaskthestudentstofindtherules.)[来源:学#科#网]S1:if引导的条件状语从句,主句用一般将来时，从句用一般将来时。T:InifclausewecanusetheSimplePresentTense,andwecanusetheFutureTenseinmainclause.3.Practicethedrills1)PracticethegrammarT:Nowlet’spractice.Lookatthepicture.Iwillworklateuntilmidnight.(AskwhatwillhappenifIworklateuntilmidnight.)S1:Youwillbetiredifyouworklateuntilmidnight.S2:….(Showanotherfourpicturestopracticethegrammarinthesameway.)2)PairworkT:Lookatthefollowingsituations.Whatwillhappenifyoudoso?Pleaseaskandanswerinpairs.(Thestudentspracticeinpairsandthentheteacheraskssomepairstoaskandanswer.)Step3:Listening1.1b.ListeningPracticeT:KarenandAnnalsowanttogotothepartywithme.Ifwegotheparty,whatwillhappen?Pleaselookatthepictureandmatchthestatementswithresponsesbelow.Ss:….T:Aretheyright?Pleaselistenandcheckyouranswers.2.1c.PairworkT:Pleaselookatthepictureandmakeconversationsinpairs.(Thestudentsaskandanswerinpairsaccordingtothepicture.)3.2a.ListeningPractice[来源:学,科,网Z,X,X,K]T:Andreaisamonitor.Shewillhaveaclassparty.Buthedoesn'tdecidewhentohavethepartyandwhattodoattheparty.NowAndreaandMarkaretalkingaboutit.Doyouknowwhattheyaretalkingabout?Pleaselistenandnumberthephrasesintheorderyouhearthem.S1:….T:Listenagainandanswerthefollowingquestions.S1:….(Asksomemorestudentstotelltheiranswers.)4.2c.PairworkT:Pleaselookatthechartaboveandmakeconversationsinpairs.[来源:Zxxk.Com](Theteachergivestheexampleandthenthestudentspracticeinpairs.)[来源:学科网ZXXK]T:Whichpaircanactitout?Ss:….Step4:Makeasurvey[来源:学*科*网Z*X*X*K]T:Ihaveanotherpieceofgoodnews.Afterthislessonyouwillhavenoclasses.Whatwillyoudoifyouhavenoclassesthisafternoon.Pleasemakeasurvey.Youcanaskanystudent.Ss:…(Thestudentscanmovearoundtheclassroomandmakeasurvey.)T:Whocanreportit?Forexample:IfLucyhasnoclasses,shewillswimwithherfriends.S1:….S2:….Step5:SummaryandhomeworkT:Whathaveyoulearnedinthislesson?Whocansumup?S1:….T:Perfect!Youarereallythebest.Homeworkfortoday:Ifyougototheparty,whatwillhappen?Ifyoudon'tgototheparty,whatwillhappen?PleasewritealettertoJenny.T:Classisover.Goodbye,boysandgirls!  板书设计：Unit5Ifyougototheparty,youwillhaveagreattime!SectionA1a-2c1.IthinkI'mgoingtostayathome.Ifyoudo,you'llbesorry.↙↘从句一般现在时主句一般将来时2.Whatwillhappenif…?