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listening unit5meetingyourancestors 注 另附word文档 点击此处链接 usinglanguage listentopart1 datingmethods zhouheping zh hascometoaskthearchaeologist richardleakey rl howhedatestheboneshefinds zh howcanyoutellhowold arewhenyoufindthem rl thereare mainways thefirstusesthelayersinthegroundandthe usesradiocarbondating zh isee howdoesthelayermethod rl well lookatthediagraminyourbook thinkofawastepaper whenyoucameintowork youateanorangeandthrewtheorange intoit listenagainandfillintheblanks bones two second work basket skin that slayernumber1 latersomebody someyogurtpotsintoit that slayernumber2 zh ohyes andthenithrewsomepaperintoit sothat slayernumber3 rl yes and someonethrewawaysomeusedenvelopes sohow layersarethereinthiswastepaperbasket zh thereare threw finally many four rl whichlayeristhe andthereforethe zh theorangeskin rl andwhichisthe andthereforethemost zh ofcourse theused iseehowitworksnow buthowdoesithelp rl well layersofsoilare atdifferenttimeslikethelayersinyourwastepaperbasket timepeople first oldest last recent envelopes produced each livesomewhere theymakealayerinthesoil iftheylivetherefora time theymakealotoflayers eachlayerhasadifferent andtexturewhichweusetofindout olditis zh howsplendid long colour how listentopart2 zh nowwhataboutradiocarbon rl thisismore itusesradioactivitytomeasuretheamountofcarboninlivingthings thecarboninadeadbody atafixedrate weknowhowlongthattakes sowecan theamountofcarbonandworkouthowoldaboneis zh that sveryclever isit too rl therearesomeproblemswithvery listenagainandfillintheblanks dating scientific disappears measure accurate oldbones soyouarealwaysgiven dates zh howdoesthatwork rl well thedateforabonemaybebetween yearsand yearsold zh isee howoldarethebonesinthezhoukoudian rl theyarebetween and yearsold zh perhapswecouldvisitthe togethersometime rl ofcourse wheneveryoulike two 9 900 10 100 caves 250 000 site 400 000 workbook listening listentothetext amandapeters ap wantstofindoutabouthowtopreservetheterracottawarriorsfromherchinesefriend zhoulei zl anarchaeologist morenewsabouttheterracottawarriors ap wheredidyougoforyour zhoulei zl iwenttovisittheterracottawarriorsandfoundoutmoreabouttheresearchto thestatues ap you resolucky i dlovetogoandseethemverymuch makingfiguresthatare metrestallisamazing theymustbesuchan sight itmakesyourealizehow emperorqinshihuangwas listenagainandfillintheblanks holiday preserve 1 96 impressive powerful zl yes indeed andeachofthemhasanindividual sothatarchaeologiststhinktheymusthavebeena ofqinshihuang srealarmy but thousandstatuesarealotofclayfiguresto andtherehavebeenproblems ap ohdear whatproblems zl well thefirstproblemishowtokeeptheir chinesearchaeologists discoveredthatthestatueswere face copy eight protect colours have paintedbeforetheywere buttemperaturechangedand soonfadedthecoloursafterthestatueswere ap didthathappen zl first someofthembecamealittlebit whentheydriedoutafterbeingexcavatedandthatmadetheircolourdisappear second thedampinthetombalso thecoloursbadly butnow thescientistshave buried sunlight uncovered why smaller quickly affected luckily discoveredanew protection whichwillkeepthecolours brightly ap that swonderful zl yes it saverythinlayerofchemicaljellywhichwillpreservethe coloursofthesoldiersaswellasprotectthem thedamp ap that sgreat sotheproblem s buti mafraidthatthosestatuesthatlosttheircolourcan tgetit chemical news shining vivid from solved back zl sadly no butthisbreakthroughhashelpeddealwith problem ap what sthat zl well youknowthattheterracottawarriorswerediscoveredin sincethenthestatueshavesufferedmorethan differentkindsofmouldallcausedbydamp ap thatsoundsreally ididn tknowclaystatuescouldsufferfrommould didithappen theywereexcavatedorafter another 1974 forty serious before zl aftertheywereexcavated damp theexcavationarea themouldsdevelopedquicklyandneeddifferentkindsof ap oh howterrible canwedosomethingto thewarriorsandmakethemsafe zl well thisjellywillhelpprotectthem somemoulds ap oh isthereanythingelsethat peoplecandotohelp fadeout entered treatment clean against ordinary listentothetext workbook listeningtask wangwei ww achinesestudent isinterviewingprofessorflinderspetrie fp abouthisworkinegypt interviewing thefatherofarchaeology ww hello professorpetrie couldyoupleasetellme youwanttodig archaeologicalsitesinegyptinsteadoflookingfornew ofegyptianpharaohs fp isupposeitwasan really wheniwentthere peoplewerelookingfornewtombsofthepharaohs listenagainandfillintheblanks poor tombs why accident most i toinvestigatethelifeofpoorerpeopleas elseseemedinterestedinthem ww what ofthingsdidyoufindout fp whatifoundwasthatpoorerpeoplebuilttheir withmudbricks theyusedpotteryfortheir andstoringthings ialsofoundthatpoorpeopleaswellasrichpeople inalifeafterdeath decided nobody sorts houses cooking believed theyburiedtheirdead membersinthesandwithpotsfulloffoodreadytotakeonthe totheafterlife ww theyalso topreservethebodiesverywell why sthat fp becausetheybelievedthe ofone sbodywentonthejourneytotheafterlife soitwas tolookafterthebodycarefullyafteronewas family journey wanted spirit important dead ww didyoufindout aboutthisjourney fp notfromthepoorerpeople s butwefoundthejourneypaintedonthe ofthepyramidsofthepharaohsandthe ofthecoffinsofrichegyptians laterrichpeopledescribedthisjourneyin theyleftincoffins theyarecalled thebookofthedead andalthough graves anything walls books inside theywere inrollsofpaper youcanstillseethemtoday theytellyouhowto evilgodsandmonstersonthejourneytotheafterlifeandwhatto whenyoucametothehallofjudgement ww wastherea ofsomekind fp yes youhadtoprovethe ofyourlifebyw
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