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

《人教版高三英语选修9 Unit 4 Exploring plants 全单元教案》由会员上传分享，免费在线阅读，更多相关内容在行业资料-天天文库。

1、Unit4ExploringplantsPeriodoneAim:Totrainthestudents’abilityoflisteningandspeaking.Contents:StepIWarmingupQ1Whatdoyouknowaboutplants?Q2Doyouknowwhatkindofplantdon’thaveflowers?Q3Doyouknowwhatkindofplanthaverootsthatliveintheair?Q4Doyouknowwhatkindofplantneedanimalstopollinatethem?Q5D

2、oyouknowwhatkindofplantgrowonotherplants?Q6Doyouknowthatpeoplebuyplantsthatcomefromothercountriesfortheirgardens?Q7Doyouknowthatanewplantdoesnotalwaysgrowfromaseed?StepIIListenanddiscuss:Firstgivesomephotosoftheplantsandthenaskstudentsanswerthefollowingquestion.(Page38)Q1Howwouldyou

3、describeeachplant?Q2Whatdoyouthinkisunusualabouteachplant?Q3Oneofthepicturesshowspitcherplantsandanothershows“Livingstones”whichpictureshowswhichplant?NowlistentoMark，GordonandAndreatellingtheirclassabouttheseplants.Whichstudentstalkaboutwhichplants?Listenagainandcompletethetablewit

4、hthecorrectinformation.0PeriodtwoAim:Tomakestudentsunderstandthetext.Plantexploringinthe18thAnd19thcenturies.Contents:Q1Whatiseachparagraphabout?Q2Writedownthetopicofeachparagraphinyourownwords.Q3Whathappenedintheseyears?Completethesentencesonpage33.Q4Answertherequestioningroups.1)W

5、hywastherealotofplantcollectinginthe18thand19thcenturies?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/findintere

7、stin.4taketheopportunityofdoingsth5goonbotanicalexpeditions6comeintoconflictswithbeinconflictswith7accompanysb:keepsbcompany8onpurpose/bydesign/byintentionwiththepurposeof9comeacrossruninto/acrossmeetwith10keepsthalive11makeatriptos.p.12dressas13in…style14resultinleadtobringabout15b

8、eexcitedwith16havea