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1、Unit4Exploringplants目标认知重点词汇:scale,appeal,postpono,evolve,confliet,attach,restrietion,fluency,datebackto,giveout重点句型:not...until句型语法:宾语精讲巧练重点词汇scale【原句回放】However,itwasnotuntiltheeighteenthandnineteenthccnturiesthatthoexplorationofthebotanicalworldbeganonalargescale.(P32)【点拨】scalen.thesizeofsth.,esp
2、eciallywhenitisbig意为"大小,规模〃,onalargescale表示〃规模宏大的〃,还表示〃等级;比例,尺度〃如]:Anypublicdemonstrations(游彳亍)onalargescalewithoutthepermissionofthecityauthoritiesisantisocial•Thescaleofthismapisonecontimetertothokilometer.Amachineforweighingpeoplehasascalefromonepoundto300poundsonit.【拓展】scales表示"称,天平";scale也用作动词
3、,表示"攀越,爬越",短语:scaleup/down按比例逐步增加/减少,女口:Studentsscaledan8-footfencetoenterthetheatre.Suchabigordermeanssealingupourproductioncapacity.[随时练]Withtheopportunitytosurvivebecomingsmall,thesearchoperationhasbeenscaleddownslowlyotpresent.A.hasbeenscaleddownB.isbeingscaleddownC.scaledupD.isscalingupKey:Bco
4、nflict【原句回放】Braveyoungmontooktheopportunityofgoingonbotanicalexpeditions,oftenfacingmanydangersincludingdisease,•••andconf1ictswiththelocalpeople.(P32)【点拨】conflictn.angrydisagreementbetweenpeopleorgroups表不"冲突/争端",常与介词between/over连用,beinconf1ictwithsb.表示〃与某人处于争执中〃oconflict也用作动词,表示〃冲突;争执"如:Thereisaco
5、nflietbetweenthetwosidesofhispersonality.Sheisinconflictwithheremployeroversicknesspay.Thetwostoriesconflicted,soIdidnotknowwhattobelieve.【拓展】区别conflict,fight,struggle都含〃战斗"、"斗争"的意思。①conflict指"由于严重不一致,而弓
6、起抵触或中突〃,如:Theiraccountofthecausesofthewarconflictswithours.他们对于战争起因的报告与我彳门的报告相反。②fight原义是"打仗"、"
7、战斗",指〃任何形式的斗争〃,特别强调〃短兵相接",如:Thetwoboysfought.两个孩子动手打起来了。③struggle本义是〃挣扎",指〃克服某种障碍或困难,以达到某种目的",意味着"处境难〃,如:Theywerestrugglingforpeace.他们为和平而斗争。[随时练]Indealingwithpublicrelations,weshouldmakeeveryefforttopreventtheinpersormlity.A.contractB.contrastB.connoctionD.conflietKey:D.析:conflict争论,摩擦,冲突;contact接
8、触,联系,交往;contrast对比;对照;connection联系,关系。restrietion【原句回放】Atthattime,therewererestrictionsonthemovementofEuropcansandso,...(P33)【点拨】restrietionn.theactoflimitingorcontrollingsomeoneorsth.表示"限制,约束",短语lift/remov