选修8-unit5-单词讲课教案.ppt

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1、选修8-unit5-单词identifyvt.确认,识别,鉴别n.鉴定adj.相同的ID身份证identificationidenticalidentificationcardadj.可辨认的identifiable1)adj.供选择的；其他的alternativeenergy可替代能源Doyouhaveanalternativesolution?alternativen.可能的选择；adj.供选择的analternativeto…的替代品e.g.Therearesomealternativestoourplan.2)n.[C]二选其一；可

2、供选择的东西；替代物前有do,后省to.alternativen.可能的选择；adj.供选择的Ihavenoalternativebuttofight.Thereisnoalternativebuttofight.别无选择只好做…Ihavenoalternativebuttogiveuptheplan.Ihavenochoicebuttogiveuptheplan.Ihavenothingtodobutgiveuptheplan.Icandonothingbutgiveuptheplan.Ican’tdoanythingbutgiveupt

3、heplan.拓展Archaeologyn.考古学Archaeologistn.考古学家Archaeologicaladj.考古学的----------我是化解画风不一蜜汁尴尬---------------------------萌萌哒~~の分割线----------------1starve1excavate2starvation2excavation语境记忆1tentativeadj.试探性的WehavemadeatentativeagreementtomeetonFriday.2accuracyn.精确_______isthefirs

4、tthing.Togetan_______member,wemustmeasure________.accuratelyAccuracyaccurate3acuteadj.敏锐的Heisanacuteobserver.Thereisanacuteshortageofwater.(严重的)1)Sorrytointerruptyou,butIhavesomethingtosay.2)Trafficinthecitywasinterruptedbyasnowstorm.3)Itisrudetointerrupt.interruptvt.&vi.打

5、断…讲话；暂时中断或中止Cutin/breakin插嘴，打断Withoutinterruption不间断的interrupt强调“打断，使……不能继续”。disturb强调“打扰，打搅”有“使……心烦，使……不安”之意。辨析链接assumevt.假定，设想；承担(1)assume假定，设想承担Ihadassumedhimtobeaprofessor.Iassumedtheresponsibility.(2)Itisassumedthat...被认为Itisgenerallyassumedthatstressiscausedbytoomuch

6、work.assumptionMakeanassumptionOntheassumptionthat…链接assume/assuming1suppose/supposing2provided/providing3given4considering5假设类that从句“鉴于”___________/____________/_____________thatitrainstomorrow,whatshallwedo?Assume/AssumingSuppose/SupposingProvided/Providing_____/________

7、___thattheweatherwasuncertain,wedecidednottogopicnic.ConsideringGivenregardlessof不管；不顾；regardlessofinspiteofdespite不顾…无论…联想拓展至于…关于…2)提示：regardlessof,可以加Whether和if从句inspiteof和despite后面不能直接跟从句,只能跟名词或名词短语，但可以跟thefactthat...Theycontinuedtoworkregardlessofthefactthatitwasrainin

8、g.asregardsinregardto/of...regardingatleast至少，不低于mostofall尤其，特别makethemost／bestof＝makeful