高二英语Unit 20—Archaeology人教版知识精讲VIP免费

高二英语Unit20—Archaeology人教版【本讲教育信息】一.教学内容：Unit20—Archaeology1.本单元应掌握的重点2.重点单词，短语用法3.课文难点句解析二.知识总结与归纳：（一）本单元应掌握的重点重点短语：1.datebackto2.dozensof3.tendtodo4.onaverage5.belinkedto6.haveahandindoing7.intermsof8.intheeyesof9.alargequantityof…/largequantitiesof…10.serveas…11.digup12.haveahistoryof….重点句型和语法1.it句型2.倒装句3.定语从句4.主谓一致（二）重点单词，短语的理解和用法1.dozen：一打，十二个Onlyafewcentimetersfromhisheadweretwopotsmadeofclay,toolsandmaterialstomakearrows,abowandadozenarrowsforhuntingandasecond,smallercopperknife.距离他的头只有几厘米的地方有两个用黏土做的罐子，有制箭用的工具和原料，有狩猎用的一张弓和一打箭，另外还有一把小一点的铜刀。dozen前面有具体数字，several,afew等词，dozen不加s;dozensof＋名词复数：很多Eggsaresoldbythedozen.Ineedtwodozeneggs.Dozensofstudentsattendedthemeetinglastnight.2.spare：备用的，额外的；抽出，腾出Itwasallthatapersonwouldneedtosurvive—clothing,tools,weapons,potteryandsparematerialstomakenewtools.这些全都是一个人赖以生存的必需品―衣服，工具，武器，陶瓷以及制造新工具的备用材料。Whatdoyoulikedoinginyoursparetime?Couldyousparemefiveminutes?Iwantyouradvice.用心爱心专心115号编辑Icaughtthetrainwithonlyafewminutestospare.sparenoeffort/notrouble：不遗余力，努力Noeffortwassparedtomakesuretheguestsenjoyedthemselves.3.average：平均的；普通的onaverage：平均Butthesmallerbluestones,stillweighingfourtonsonaverage,camefromwestWales.但是较小的蓝石是从威尔士西部运来的，平均有４吨重。Therewasnothingspecialaboutthefilm—itwasonlyaverage.Hisschoolworkiswellaboveaverage.4.intermsof：就……而言Intermsoftechnicaldevelopment,peopleweregoingfromtheStoneAgetotheBronzeAge.就技术发展而言，把人们正在从石器时代过度到青铜器时代。Thefiguresareexpressedintermsofapercentage.Intermsofmoney,wearequiterich,butnotintermsofhappiness.5.distant：遥远的；（时间，空间）远离的；久远的，远房（亲戚）；冷淡的，茫然的IthasbeenprovedthatthecopperknivescamefromplacesasdistanceasSpainandwesternFrance.Thetimewespenttogetherisnowadistantmemory.Sheisadistantcousinofmine.Insteadofstoppingtospeak,shepassedbywithonlyadistantnod.其名词形式是:distance：距离Youcanseetheancientruinsinthedistance.事实已证明，铜刀是来自像西班牙或法国西部那样遥远的地方。6.quantity：数量Sincethen,archaeologistshavefoundmorethanathousandartifacts,includinggold,jade,bronzeandstoneobjectsaswellasalargequantityofivorythatmusthavecomefromatleast500elephants.自那以后，考古学家发现了一千多种文物，包括金，玉，青铜和石器，以及大量的估计至少有500头象的象牙。Alargequantityof/largequantitiesof＋名词（可数／不可数）：＜大量的……＞做主语时；quantity的单复数形式决定了谓语动词的单复数形式。Alargequantityofthestudentshaswonsuchprize.Quantitiesoffoodwerespreadoutonthetable.7.serveas：作为；当作Theivoryandanimalbonesthatwerefoundwillsereasimportantmaterialsforthestudyoflocalgeography,climateandtheenvironment.这些被发现的象牙和动物骨骼可用作重要的材料来研究古时候当地的地理，气候和自然环境。Thefrozenriverservesasaroadthroughoutthebitterwinter.serve的其他意义：招待（顾客），端菜，供应，为……服务Wearewellservedwithgasinthecity.Weatherforecastservesfarmers,shipsandairplanes.（三）课文难点句解析：1.OnMay3,2002,archaeologistsinEnglandfoundagraveofamandatingbacktoaround用心爱心专心115号编辑2300BC.Whenhedied,themanwasabout40yearsold.Hewasburiedonhisleftsidewithh...