【名师指津】2011高中英语 U4 exploring plants课件 新人教版选修9

Unit4Exploringplants,教材课文读写,一、摘要导写Readthetextagainandanswerthefollowingquestions.Whendidtheplantexplorationbeginonalargescale?2.Whoplayedanimportantroleinplantexploration?,1.Itwasnotuntiltheeighteenthandnineteenthcenturiesthattheplantexplorationbeganonalargescale.,2.Somemissionariesandplantcollectors.,3.Whatwastheresultofplantexploration?4.Whatwasinventedinordertotransporttheplantssafely?,3.Manyexoticplantsareintroducedintodifferentcountries.,4.TheWardiancase.,Pleasewriteasummaryaccordingtotheabovequestions,usingabout30words.,Summary:Theplantexplorationbeganonalargescalebetweentheeighteenthandnineteenthcenturies.SomemissionariesandplantcollectorsintroducedmanyexoticplantsintodifferentcountrieswiththehelpoftheWardiancase.,二、任务写作Afteryouhavereadthetext,pleasesurfontheinternetandwriteabriefintroductionofRafflesiaarnoldii.,Rafflesiaarnoldiiistheworldslargestsingleflower.ItgrowslargelyinSoutheastAsia，ontheMalayPeninsula，Borneo，Sumatra，Kalimantan，andthePhilippines.Theseflowershavenoleavesandhardlyanystem，justahugespeckledfivepetaledflowerwithadiameteruptoonemetre，andweighingupto10kg.,Eventhesmallestonehas20cmdiameterflowers.Theflowerssmelllikerottingmeat，henceitslocalnamesaretranslatedto“corpseflower”or“meatflower”.Itisparasiticonavine，spreadingitsrootsinsidethevine.,语言知识讲练,1.conflictn.冲突，争论；战斗(争）vi.冲突，抵触运用：完成下列句子。(1)如果这样的话，你的观点一定会和他的冲突。Ifso,yourpointsofviewareboundto_.,conflictwithhis,(2)你的陈述同其余证据有矛盾。Yourstatementis_therestoftheevidence.,inconflictwith,2.onalargescale大规模地运用：完成下列句子。(1)电子工业在大规模地发展着。Theelectronicindustryis_.(2)科学家们正试图大规模地直接利用太阳能。Scientistsaretryingto_solarEnergy_.,onalargescale,developingonalargescale,makedirectuseof,3.appealtov.对产生吸引力运用：完成下列句子。(1)这些画对你产生了吸引力吗?Dothesepaintings_?(2)相信我们这种新产品将会引起你方市场的兴趣。Webelievethatthisnewproductofours_.,willappealtoyourmarket,appealtoyou,基础知识检测,1.attachv.把固定；重视(1)_adj.依恋的；依附的(2)_n.依恋；附件,attachment,attached,2.growvi.生长；成长(1)_n.种植者；饲养者(2)_adj.生长的；成长中的(3)_adj.长成的，成熟的(4)_n.成长；生长；种植,grower,growing,grown,growth,3.failvi.失败，不成功(1)_n.失败者；失败的事(2)_adj.已失败的(3)_adj.失败的，衰退中的,failing,failure,failed,4.developv.发展；开发；发育(1)_n.发展；发育(2)_adj.发达的(3)_adj.发展中的,developing,development,developed,5.excitevt.使兴奋(1)_adj.兴奋的(2)_adj.令人振奋的;使人激动的(3)_n.兴奋，激动,excitement,excited,exciting,6.discovervt.发现(1)_n.发现者(2)_n.发现,discovery,discoverer,1.Chinaisa_countryinAsia.(develop)2.Lackofdemandwillslowdownoureconomic_.(grow)3.Newscientific_arebeingmadeeveryday.(discover),developing,growth,discoveries,4.Thishospitalis_toourmedicaldepartment.(attach)5.Doyouknowaboutthe_(evolve)ofaseedintoaplant?,attached,evolution,6.Productioninthefactoriesstoppedbecauseoffrequentpower_.(fail)7.Theboyswererunningin_.(excite),excitement,failures,1.追溯到年代；始于_2.把送往别处；解雇；打发走_3.各种各样的_4.呼吁，对有吸引力_5.用完；耗尽；分发；发出；放出(光、热等)_,datebackto,sendaway,avarietyof,appealto,giveout,6.take(an)interestinsb./sth._7.beknownas_8.bringback_9.resultin_10.largequantitiesof_,对某人/某物感兴趣,作为而出名;被称作;被认为,拿回来，使回忆起来，使恢复,导致,许多，大量的,本文介绍的是EdwardWilson所写的一本关于生物物种多样性的书，在书中，介绍了EdwardWilson对物种多样性的重要性的看法，并号召我们保护环境，保护物种多样性。,1.B。推断题。本文都是围绕EdwardWilson书中的地球物种的多样性的相关内容展开的，依据第一段最后一句及第三段第一句Biodiversity，Wilsonargues，isthekeytosettlingmanyproblemstheearthfacestoday可知，他最关注地球的物种多样性，即B项正确。,2.A。细节题。依据文章第三段中的Amerehundredspecies(物种)arethebasisofourfoodsupply，ofwhichbuttwentycarrytheload.可知，为我们提供食物的只有20种物种是最重要的。,3.D。细节题。依据Wilsonsuggestschangingthissituationbylookingintotenthousandspeciesthatcouldbemadeuseof，whichwillbeawaytoreducetheclearingofthenaturalhomesofpla