北师大版高中英语必修2U4 Cyberspace--Lesson 3 Virtual RealityVIP专享VIP免费

U4CyberspaceLesson3VirtualRealityObjectives■Topractiseusingfirstandsecondconditionals.■Toassesswhetherwebsitesarereal.ResourcesusedGrammarSummaries2.and3.Mini-Grammar2Possibleproblems■Studentsmayusewillafterifinconditionalsentences.■Studentsmayneedtorevisezeroconditionals(Ifplusimperative).TherearerevisionexercisesintheLanguagePowerbook.BackgroundTheLondonScienceMuseumhasanexcellentinteractivewebsite.Virtualholidaysarestillsomethingfromsciencefictionbutwillsoonbetechnicallypossible.Lesson13hasnotesonvirtualreality.Routesthroughthematerial■Ifyouareshortoftime,setsomeoftheexercisesforhomeworkandomitExercises6and8.■Ifyouhavetime,dotheOptionactivity.■Ifyouhavetwoperiodsforthislesson,asuitablenaturalbreakisafterExercise4.LanguagePower:pages58?C59.Mini-Grammar:2.BeforeyoustartExercise1■AskstudentstolookbackatLesson1andfindthedefinitionofvirtualreality(Exercise4,definition2).Studentsthendiscusswhichoftheusesarepossibleatpresent(Allexceptvirtualholidays).Exercise2■Studentslookatthetwowebsitesanddecidewhichistherealone(TheScienceMuseum).■Studentsthendiscussquestions1?C3ingroupsbeforereportingbacktotheclass.Whenreportingbacktotheclass,studentsshouldgivereasonsforquestion3,e.g.WhydidyouliketogotoavirtualrealityUniversity?BecauseIcanstudyinaworld-famousuniversity.用心爱心专心115号编辑Exercise3■Studentsreadthequestions,thenreadthedialoguetofindtheanswers.Answers1Shehastofinishherproject.2He’llgocampingiftheweatherisgood.3no4no5Hewouldliketogotoaworld-famousuniversity.6Shethoughtshewouldbeabletogoanywheresheliked.■Remindstudentsthattheimportantwordsinasentencearestressed.Thenhavethemreadthedialoguealoudinpairs,stressingtheimportantwordsineachsentence.VoiceyouropinionExercise4■Studentstalkabouttheadvantagesanddisadvantagesofavirtualuniversity.Thetextdoesn’tprovideenoughinformation,soaskstudentstousetheirimagination.Youmaydividetheclassintogroupsanddrawtwocolumnsontheblackboard.Encourageeachgrouptoaddtheirideasonboard.GrammarFIRSTCONDITIONALExercise5Youmaywishtoremindstudentsofthezeroconditional(seeLanguagePowerforexercisesonpage57)beforepractisingthefirstandsecondconditionals.Notethatothertermsmaybeusedforconditionalclausesinsomegrammarreferencebooks,e.g.real/openconditions(1stconditional)andunreal/hypotheticalconditions(2ndand3rdconditionals).■Studentsreadthesentencesinitalicsinthedialogueanddecidewhichsituationsarebeingtalkedabout(b).■ReferstudentstoGrammarSummary2.■Studentslookbackattheconditionalsentencesinthedialogueandreadthemaloud.Writethebeginningsofsomeofthesentencesontheboardandaddmoreprompts,e.g.IfIdon’tfinishmyhomework,…Iftheweather’sgood,…Ifitrains,…Ifyou/Igoto…,IfIpasstheexamination,…■Studentsthencompletetheconditionalsentencestalkingaboutthemselves.Exercise6■Checkanswersbyaskingstudentstoreadthesentencesaloud.用心爱心专心115号编辑Answers2WillyougooutwithmeonSaturdaynightifyoufinishtheproject?3Ifyougotothatwebsite,you'llfindsomeinterestinginformation.4Willyougotothatconcertifitrains?5She'llbuyacomputerifshegetsthatjob.6I’llgiveyoutheinformationifyoutelephonemetomorrow.7Whatwillyoudoiftheweatherisn'tgoodtomorrow?8Mysisterwon'tgotoLondonifshedoesn'tpassherexams.■Askstudentstolookatthesentencesagainandnotewherethecommacomes(aftertheifclause).SECONDCONDITIONALExercise7■Studentsreadthesentencesanddiscusswhatthepeopleareexpressing.AnswerscReferstu...