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1、高二英语Unit20Archaeology知识精讲人教版一.本周教育内容：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.h
2、aveahistoryof….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
3、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
4、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.Icaughtthetrainwithonlyafewminutestospare.sparenoeffort/notrouble：不遗余力，努力Noeffortwassparedtomakesuretheguestsenjoyedthemselves.3.average：平均的；普通的onaverage：平均Butt
5、hesmallerbluestones,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
6、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.Thetimewespenttogether
7、isnowadistantmemory.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,includinggol
8、d,jade,bronzeandstoneobjectsaswellasalargequantityofivorythatmusthavecomefromatleast500elephants.自那以后，考
