人教版高三英语选修9 Unit 4 Exploring plants 全单元教案.doc

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1、__________________________________________________Unit4ExploringplantsPeriodoneAim:Totrainthestudents’abilityoflisteningandspeaking.Contents:StepIWarmingupQ1Whatdoyouknowaboutplants?Q2Doyouknowwhatkindofplantdon’thaveflowers?Q3Doyouknowwhatkindofplanthaverootsthatliveintheair?Q4Doyouknowwhatk

2、indofplantneedanimalstopollinatethem?Q5Doyouknowwhatkindofplantgrowonotherplants?Q6Doyouknowthatpeoplebuyplantsthatcomefromothercountriesfortheirgardens?Q7Doyouknowthatanewplantdoesnotalwaysgrowfromaseed?StepIIListenanddiscuss:Firstgivesomephotosoftheplantsandthenaskstudentsanswerthefollowing

3、question.(Page38)Q1Howwouldyoudescribeeachplant?Q2Whatdoyouthinkisunusualabouteachplant?Q3Oneofthepicturesshowspitcherplantsandanothershows“Livingstones”whichpictureshowswhichplant?NowlistentoMark，GordonandAndreatellingtheirclassabouttheseplants.Whichstudentstalkaboutwhichplants?Listenagainan

4、dcompletethetablewiththecorrectinformation.0PeriodtwoAim:Tomakestudentsunderstandthetext.Plantexploringinthe18thAnd19thcenturies.Contents:Q1Whatiseachparagraphabout?Q2Writedownthetopicofeachparagraphinyourownwords.Q3Whathappenedintheseyears?Completethesentencesonpage33.Q4Answertherequestionin

5、groups.1)Whywastherealotofplantcollectinginthe18thand19thcenturies?2)HowdidFrenchmissionariescometobeplantcollection?3)Whatweresomeofthenegativeaspectsofplantcollectingexpeditions?4)Transportingplantsoverlongdistanceswasabigproblem,whywasthis?5)Whydidmanyplantsfailtoreachtheirdestinationsaliv

6、e?Canyouthinkofanyotherreasons?6)Whatimportantthesurvivalratesofplantstransportedlongdistances?0PeriodthreeAim:Tomakestudentsmasterthelanguagepointsinthistext.Contents:Phrases:1datebackto:gobackto/datefromeg:ThistowndatesbacktotheRometime2onalargescale3take/find/have/show/findinterestin.4take

7、theopportunityofdoingsth5goonbotanicalexpeditions收集于网络，如有侵权请联系管理员删除__________________________________________________6comeintoconflictswithbeinconflictswith7accompanysb:keepsbcompany8onpurpose/bydesign/byintentionwiththepurposeof9comeacrossru