listening and reading

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1、ListeningandReading1.Listentothetapeandwritedownthemainideaoftheirdialogue:ThemainideaisthattherearetwoproblemsthatarchaeologistsaretryingtosolveinordertopreserveTerracottaWarriors.LISTENING(P78)Oneishowtoprotectthecoloursandtheotherishowtoprotectthestatuesagainstmoulds.1.Whatis

2、thefirstproblem?Whyisiteasiertosolve?2.Listenagainandanswerthequestions.Thefirstproblemishowtoprotectthecoloursoriginallypaintedontheterracottawarriors.Thisproblemiseasiertosolvebecausethescientistshavediscoveredanewchemicalprotectionwhichwillkeepthecolorsshiningbrightly.2.Howdo

3、estheterracottaarmyshowthepowerofEmperorQinShihuang?EachterracottawarriorwasacopyofarealsoldierinQin’sarmy.Itmusthaveneededatremendousamoutoforganizationtoproducethenumber,thesizeofthestatuesandallthisshowstheEmperor’spower.3.Whatcausedtheterracottawarriorstolosetheircolour?Thec

4、hangeintemperatureandthesunlightwhenthewarriorswereexcavatedmadethemlosetheircolours.4.Whyisitnoteasytosolvetheproblemoffortykindsofmould?Thefortykindsofmouldaredifficulttotreatbecausetheyallneeddifferentkindsoftreatment.3.Listentothetapeagainandfillinthechartbelow.TerracottaWar

5、riorsFeaturesAge:MaterialNumber2,200yearsoldclay8,000Individualfaces1.96metrestallProblemsSolutions1Cause:2Cause:1chemicalprotectionColorfaded2newtreatmentsbeingdevelopedGrowthof40kindsofmouldMORENEWSABOUTTHETERRACOTFAWARRIORSAmandaPeterwantstofindoutabouthowtopreservetheterraco

6、ttawarriorsfromherChinesefriend,ZhouLei(ZL),anarchaeologist.LISTENINGTEXTAP:Wheredidyougoforyourholiday,ZhouLei?ZL:Iwenttovisittheterracottawarriorsandfoundoutmoreabouttheresearchtopreservethestatues.AP:You’resolucky!I'dlovetogoandseethemverymuch.Makingfiguresthatare1.96metersta

7、llisamazing!Theymustbesuchanimpressivesight.ItmakesyourealizehowpowerfulEmperorQinShihuangwas.ZL:Yes,indeed.AndeachofthemhasanindividualfacesothatarchaeologiststhinktheymusthavebeenacopyofQinShihuang’srealarmy.Buteightthousandstatuesarealotofclayfigurestoprotectandtherehavebeenp

8、roblems.AP:Ohdear!Whatproblems?ZL:Well,thefirst