外研版高中英語選擇性必修第四冊UNIT5 Period2課件

Period2

Unit5

Intotheunknown主題語境人與社會——社會進步與人類文明1．What'sthemainideaofthetext?A．ThediscoveryofWilliamGadoury．B．TheimpressiveachievementofMaya．C．ThesecretsofMayacivilisation．D．DroughtsledtothecollapseofMaya．課時練案課文整體閱讀(Understandingideas)√2．Whatcanwelearnfromparagraph3?A．TheMayamadetheirachievementswiththemoderntechnology．B．EuropeansdefeatedMayapeopleandthecivilisationdeclined．C．TheMayacitieshaddisappearedbeforetheearly16thcentury．D．Mayacivilisationwasatitspeakby700BC．√1．Whatistheauthor'spurposeinstartingthetextwiththestoryaboutWilliamGadoury?A．TointroduceMayacivilisation．B．Toamusethereaders．C．ToemphasisetheimportanceofMayacivilisation．D．ToinformusthelocationoftheMayacity．√2．WhywasMayacalendarsoaccurate?A．Becauseitwasverycomplicated．B．BecausetheMayatookadvantageoftheirunderstandingofmathematicsandastronomy．C．Becausethereweremanycharactersinit．D．BecausetheMayahadawritingsystem．√3．WhatismostlytobeblameforthedeclineofMayacivilisationaccordingtoparagraph4?A．TheMayapeoplethemselves．B．Anaturaldisaster．C．Conflictsbetweencities．D．Adeadlydisease．√1．DoyoubelievetheexistenceofmonstersinLakeTianchi?Giveyourreasonsaboutit．______________________________________________________________________________________________________________________2．IfyouweretomeetaUFO，whatwouldyoudowithit?______________________________________________________________________________________________________________________[答案]略complexstructuresappliedaccuratecomplicatedchangingdealwithdroughts1．buryv．將……埋在下面，埋葬；掩蓋，遮蓋①(教材原句)Basedonthis，hebelievedhehadspottedanunknownMayacityburieddeepinthejungle．

_______________②Sheburiedherfaceinherhandsandbegantosob．

___________將……埋在下面掩蓋，遮蓋2．dismissv．拒絕考慮，否認；解雇，開除①(教材原句)Althoughhistheoryhasbeendismissedbyscholars，itshowshowpowerfulthesecretsofAncientMayacivilisationareamongpeople．

_______________②Theworkmanwasdisciplinedbythecompanybutnotdismissed．

___________拒絕考慮，否認解雇，開除1．(學會斷句)IntriguedbyMayacivilisationfromaveryyoungage，15-year-oldCanadianWilliamGadourythought/hehadmadeanincrediblediscovery/fromhisstudyofancientstarcharts．[分析]本句是一個主從復合句。Intriguedby...為過去分詞短語作_________；thought后面為省略that的_________。[翻譯]

_______________________________________________________________________________________________原因狀語賓語從句十五歲的加拿大少年威廉·甘德瑞自幼便對瑪雅文明著迷，他認為自己通過研究古老星象圖有了驚人發(fā)現(xiàn)。2．(學會斷句)Manyscientistsbelieve/thatthesedroughtswerethemainreason/whyMayacivilisationbegantocollapseatdifferentratesindifferentplaces．[分析]本句是一個主從復合句。believe后面為that引導的________，其中why引導定語從句，修飾先行詞______。[翻譯]

__________________________________________________________________________賓語從句reason許多科學家認為，這些旱災是瑪雅文明在不同地方以不同速度衰落的主要原因。1．(應用文佳句)ExtendingsouthfrompartsofwhatwenowknowasMexicointoCentralAmerica，Mayacivilisationhasbeensurroundedbymysterysinceitsrediscoveryinthe19thcentury．瑪雅文明的范圍從現(xiàn)今墨西哥的部分區(qū)域向南延伸至中美洲。自從19世紀瑪雅文明再現(xiàn)，層層迷霧便一直圍繞著它。2．(續(xù)寫佳句)By700AD，Mayacivilisationwasatitspeak．Yet，withinjustacoupleofgenerations，itbegantomysteriouslydecline．到公元700年時，瑪雅文明如日中天。然而，僅僅在幾代之內(nèi)，瑪雅文明開始神秘地衰落。3．(應用文佳句)ResearchalsosuggeststhatthosenaturaldisastersmayhaveledtothedeclineoftheMaya．研究也表明，那些自然災害可能導致了瑪雅文明的衰落。4．(應用文佳句)Thesedroughtswouldhaveledtofoodshortages，conflictsand，ultimately，thedownfallofthecities．這些旱災會導致食物短缺、沖突發(fā)生，最終導致城市的衰敗。Whateverthereasons，Mayacivilisationlargelydisappearedwithinthedeepjungle．Itsonc