教材文本 unit 4 listening and discussing

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1、Unit4ExploringplantsListeninganddiscussing1Ingroups,lookcarefullyatthephotosoftheplantsandanswerthequestions.1Howwouldyoudescribeeachplant?Whatdoyouthinkisunusualabouteachplant?2Oneofthepicturesshowspitcherplantsandanothershows“livingstones”.Whichpictureshows

2、whichplant?ThenameoftheplantintheotherpictureisRafflesia.2NowlistentoMark,GordonandAndreatellingtheirclassabouttheseplants.Whichstudenttalksaboutwhichplant?PlantABCStudent’snameNameoftheplant3Listenagainandcompletethetablewiththecorrectinformation.Youmightnee

3、dtolistenseveraltimes.MarkGordonAndreaNameoftheplantReasonforitsname--------------Itssmell----------------------------ItsshapeItssize--------------HowitgetsitsfoodWhereitlives--------------Whatits1eavesarelikeHowcommonitis--------------Howitispollinated------

4、--------4Listentotheotherstudents’reactionstoMark,GordonandAndrea’sdescriptionsoftheplants.Writedowntheexpressionstheyuse.Expressionsofwonder________________________________________________________________________Expressionsofdisgust__________________________

5、__________5Nowlookatthesephotosofunusualthingsinpairs.Doyoureactwithdisgustorwonder?UsetheexpressionsyouwrotedowninExercise4oranyotherexpressionsyouknowtoexpressyourreaction.LISTENINGTEXTUNUSUALPLANTSListentoMark（M）,Gordon（G）andAndrea（A）tellingtheirclassandth

6、eirteacher（TH）aboutsomeplants.TH：TodayMark,GordonandAndteaaregoingtotellusaboutsomeunusualplants.Mark,doyouwanttogofirst?M：Sure.Today,Iwanttotalkaboutaninsect-eatingplantcalledapitcherplant.Here’saphotoofit,Lookatthisparthere.It’sshapedlikeapitcher,It’sactual

7、lyaleafeventhoughitlookslikeaflower.It’sreallyclever－theinsectsareattractedbythesweetsmellcomingfromwhattheythinkisaflower.Butit’satrap.Onceaninsectgoesdownintothepitcher,itcan'tgetoutastherearesmallhardhairspointingdownwardsthatpreventitfromescaping.Intheend

8、,theinsectfallsdownintoapoolofliquidatthebottomofthepitcherandgetsdigestedbytheplant.S1：That’samazing!S2：Whatfantasticplants!TH：Gordon.G：ThesearetheplantsI’mgoingtotalkabout.They’reoftenc