托福TPO25综合写作阅读原文+听力原文+满分范文.pdf

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¡¡¡¡In1938anarchaeologistinIraqacquiredasetofclayjarsthathadbeenexcavated
twoyearsearlierbyvillagersconstructingarailroadline.Thevesselwasabout
2,200yearsold.Eachclayjaycontainedacoppercylindersurroundinganironrod.
Thearchaeologistproposedthatvesselwereancientelectricbatteriesandeven
demonstratedthattheycanproduceasmallelectriccurrentwhenfilledwithsome
liquids.However,itisnotlikelythatthevesselswereactuallyusedaselectric
batteriesinancienttimes.Firstofall,ifthevesselswereusedasbatteries,they
wouldprobablyhavebeenattachedtosomeelectricityconductorssuchasmetalwires.
Butthereisnoevidencethatanymetalwireswerelocatednearthevessels.Allthat
hasbeenexcavatedarethevesselsthemselves.Second,thecoppercylindersinside
thejarslookexactlylikecoppercylindersdiscoveredintheruinsofSeleucia,an
ancientcitylocatednearby.WeknowthatthecoppercylindersfromSeleuciawereused
forholdingscrollsofsacredtexts,notforgeneratingelectricity.Sincethe
cylindersfoundwiththejarshavethesameshape,itisverylikelytheywereused
forholdingscrollsaswell.Thatnoscrollswerefoundinsidethejarscanbeexplained
bythefactthatthescrollssimplydisintegratedoverthecenturies.Finally,what
couldancientpeoplehavedonewiththeelectricitythatthevesselsweresupposed
tohavegenerated?Theyhadnodevicesthatrepliedonelectricity.Asbatteries,
thevesselswouldhavebeencompletelyuselesstothem.

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¡¡¡¡Yourreadingsaysthatthesevesselswerenotusedasbatteriesinancienttimes,
buttheargumentsusedinthereadingarenotconvincing.Thebatteryexplanation
couldverywellbecorrect.First,abouttheabsenceofwiresorotherconductors.
Remember,vesselswerediscoveredbylocalpeople,notarchaeologists.Thesepeople
mighthavefoundothermateriallocatednearthejars.Butsincetheywerenottrained
archaeologists,theymaynothaverecognizedtheimportanceofthatmaterial.So
materialsservingaswiresorconductorsmighthavebeenover