2025届人教版(2019)高考英语一轮话题复习高考题型通关练：话题23　对社会有突出贡献的人(教师版).pdf

话题23对社会有突出贡献的人

Ⅰ.阅读理解

TodayChinaistheworld’sbiggestconsumerofwheat.Butitwasn’talwaysthat

way.

WheatonlycametotheareanowknownasnorthernChinatowardtheendofthe

Neolithic(新石器)period，some4，600yearsago.Initially，wheatdidn’tseemtobeso

deliciousandhadbeentreatedasacropofdesperationratherthanacooking

delight.ThefirstfarmersofnorthernChinaprimarilygrewmillet(粟)，startingasearly

as11，500yearsago.BythetimeoftheTangDynasty，wheathadreplacedmillet，

becomingamajorcrop.Butrelativelylittlewasknownaboutexactlywhythisshift

occurred.

Inanattempttotracktheanswer，Iaccumulatedacollectionofnearly1，200data

pointscoveringmorethan50sitesfromthemid－Neolithic，about9，000yearsago，

tothecollapseoftheEasternHanDynastyin220AD.Thesiteswereacross8modern

provinces，rangingfromGansuProvinceinthenorthwesttoShandongProvinceinthe

east.

Onepossibleexplanationisamajorclimateshift，calledtheHoloceneEvent3，

whichhappened4，000to4，500yearsago.Atthattime，theclimatebecamecolderand

drieracrosscontinents，causingdamagetocropproduction.

Ontopofthis，thelateNeolithicperiodwasalsoatimeofrapidpopulation

growtharoundtheworld.Withanever－increasingpopulationandunsteadycrop

production，itisreasonabletoassumethatNeolithicfarmersinnorthernChinawere

struggling.

Wheat，itturnsout，actuallyneedsmorewaterthanmillet，makingitseemapoor

choiceforadryperiodofhistory.Butimportantly，itcanbesowedaftermillethasbeen

harvested.That，wethink，isthemostlikelyreasonwhythepeopleacrossnorthern

Chinastartedtogrowwheat.

Frommoreextremeweathertochangingcoastlines，climatechangehasalways

broughtunexpectedandsometimesdramaticchangestosocieties.Inthisinstance，the

consequenceoftheHoloceneEvent3innorthernChinaproved，eventually，delicious.

【语篇解读】本文是说明文。文章主要说明了小麦开始作为农作物的历史以及

小麦成为主要农作物这种转变的原因。