Unit5 Meeting your ancestors讲解

选修8Unit5Meetingyourancestors考点要求Ⅰ．1.可能的选择，可供选择的adj._____________2.试探性的adj._____________3.种类，范畴n._____________4.使……成熟v._____________5.以……方式adv._____________6.原始的，远古的adj._____________7.有技巧的，熟练的adj._____________8.学院，学会n._____________9.晕眩的，昏乱的adj._____________10.足够的，富裕的adj._____________alternativetentativecategoryripensomehowprimitiveskillfulacademydizzyampleⅡ.1.饿死，挨饿(n.)_____________；饿死，挨饿(v.)_____________2.精确，准确(n.)_____________；精确的(adj.)_____________；精确地，准确地(adv.)_____________3.挖掘，发掘(v.)_____________；挖掘，发掘(n.)_____________4.锋利的，尖锐的(adj.)_____________；使锋利，尖锐(v.)_____________；磨具，削具(n.)_____________5.植物学(n.)_____________；植物学的(adj.)_____________starvation;starveaccuracyaccurateaccuratelyexcavateexcavationsharpsharpensharpenerbotanybotanical6.有系统的；有计划的（adj.）_____________；系统(n.)_____________7.分割，划分，分配(n.)_____________；分割，划分，分配(v.)___________systematicsystem.divisiondivide◆用所给单词的适当形式完成句子。1.Thepencilwasnot_____________,sohe_____________itwitha___________.(sharpen)2.Inthefinal_____________，Ithinkwemusttryto_____________thecausesofhismanyshallowandwrong_____________thatheshowedtothepupils.(analysis)3.Hisfamily，swealthis_____________intofourparts,buttheydon，tthinkthe_____________isfair.(divide)4.Sheusedtosufferfrom_____________butnowshe_____________herselftotrytoloseweight.(starve)5.Whileworkingouttheproblem,youshouldpaymoreattentiontothe_____________.Youmustmeasurethelength__________inordertogetthe_________number.(accurate)6.Theeducational_____________stillhasalotofdisadvantagesandthegovernmentistryingtofinda____________approachtosolvingit.(system)答案:1.sharp;sharpened;sharpener2.analysis;analyze;analyses3.divided;division4.starvation;isstarving5.accuracy;accurately;accurate6.system;systematicⅢ.1.不管，不顾_____________2.切碎_____________3.向前看，为将来打算_____________4.受够了,厌烦_____________5.做某事很有技巧，很熟练_____________6.抵御寒冷_____________7.至多,最多_____________8.追溯到_____________9.欣慰地笑_____________10.饿得发晕_____________regardlessofcutuplookaheadbefedupwithbeskilledatkeepoutthecoldatmostdatebacksmilewithreliefbedizzywithhunger◆根据括号中的解释，从课文中找出恰当的短语完成下列句子。1.__________(despite)otherstudentslaughing,hewentondoingtheexperimentbyhimself.2.Childasheis,he____________(begoodat)communicatingwitholderpeople.3.She，s_____________(notmorethan)25yearsold.4.Onthemountainyouwillbehappytosee_____________(groupsofanimals)eatinggrassandplaying.5.Beforeyoucookthemeat,youhadbetter____________it_____________.(cutitintopieces)6.Awisemanalways_____________(thinkaboutwhatisgoingtohappeninthefuture).答案：1.Regardlessof2.isskilledat3.atmost4.herdsofanimals5.cut...up6.looksaheadⅣ.interruptassumeacceleratescratchdeletehowlworshipsharpen◆用上述动词的适当形式填空。1.Hehadtoadmit_____________herfromafarandhedidn，twantanyonetoknowit.2.Theman_____________indespairlostallhismoneyinthestockmarket.3.Ben_____________hisknifewhenhiswifecameback,sayinghefeltbetrayedandhemustkillher.4.Tohersurprise,shefoundsomeimportantnumbers_____________sothatshelosttheevidencetoproveJaneguilty.5.It，simpoliteforyou_____________whenothersaretalking.答案：1.worshipping2.howling3.wassharpening4.deleted5.tointerruptⅤ.Ifonlyitcouldbejustlikelastyear!(P43)要是能像去年那样就好了！剖析：句型：ifonly引导的感叹句，后面常用虚拟语气，表示“要是……就好了!”。◆模仿造句。(1)如果我采纳了他的建议就好了！____________________________________________(2)但愿我是一只小鸟。____________________________________________答案:(1)IfonlyIhadtakenhisadvice！(2)IfonlyIwereabird.Ⅵ.语篇领悟根据课文AVisittotheZhoukoudianCavesAgroupofstudentsfromEnglandhascometotheZhoukoudianCaveforavisit.1archaeologistisshowingthemaround.Thearchaeologists2(excavate)hereformanyyears.Afterfindinghumanandanimalbones3thosecaveshigherupthehillaswellastoolsandornaments,theythink4reasonabletoassumetheylivedinthesecaves,regardlessofthecold.Theydiscoveredfireplacesinthecenterofthecaves5theyconstructedfires.Someevidencesuggeststhatourancestorsdid6clothes7(make)fromanimalskins.Thearchaeologistalsoshowsthestudentsaprimitivenecklace8(preserve)quitewell.Indeed,asthebotanicalanalysishasbeen9(special)showingus,allthefieldsaroundhereusedtobepartofalargeshallowlake.Perhapstherewastradebetweenearlypeople10theytraveledtotheseasideontheirjourneys.答案:1.An2.havebeenexcavating3.in4.it5.where6.wear7.made8.preserved9.specially10.orⅦ.用本单元所学词组、张昊博士是考古学家。上个星期，他因为被不明野兽抓伤而被送进医院。两天后，他不顾医生的劝告悄悄离开医院想赶回工地。途中，一个长矛形的东西引起了他的注意。他捡起长矛，敏锐地意识到它的重要意义。他认为这个长矛形的东西可以追溯到公元前8,000年，这意味着人类使用石器的历史将要改写。______________________________________________________________________________________________________________________________________________________答案：Lastweek,DoctorZhangHao,anarchaeologist,wassenttohospitalbecauseofascratchfromanunknownbeast.Twodayslater,regardlessofthedoctor，sadvice,heleftthehospitalwithouttellinganyonetogetbacktotheworksite.Onhiswaythere,somethingshapedlikeaspeararrestedhisattention.Hepickeditup,awareofitsgreatsignificance.Heassumedthatitmightdatebackto8,000B.C.,whichsuggestedthathumanhistoryofusingstonetoolsmightberewritten.自主学习1.Canyouthinkofthealternativeswewouldusetoday?(P37)你能想出我们现在的替代物品吗？阅读下列句子,注意alternative的词性及意思。(1)Alternativeissomethingthatyoucanchoosetodooruseinsteadofsom