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1、2021年高考英语一轮复习讲练测第16讲必修3Unit4——测时间:45分钟分值:100分Ⅰ.阅读填空(每小题2分,共16分)A【2020届河北省石家庄市高三综合训练(二)】Oneyear,anewspaperoftheUnitedStatespublishedanannouncement—theHorticulturalInstituteofferedarewardatahighpriceforthepurewhitemarigold(金盏花).Thehighrewardattractedsomanyp
2、eople,butinnaturebesidesgolden,themarigoldisbrown;itisnoteasytocreatethewhiteone.Soaftertheywereexcitedforatime,manypeopleforgotthatannouncement.Onenormaldayafter20years,theHorticulturalInstituteaccidentallyreceivedaletterand100seedsofpurewhitemarigold.On
3、thatday,thenewsspreadlikewildfire.Itprovedtobeanoldwomanofover70yearsold.Theinstitutehadalwaysbeenhesitatingoverthefactthattheseedscouldbloompurewhitemarigold.Thoseseedsfinallytookrootintheearth.Thewonderappearedafteroneyear:largefieldsofpurewhitemarigold
4、swunginthelightwind.Asaresult,theoldwomanbecameanewfocus.Originally,theoldwomanwasjustaflower-lover.Whenshehappenedtoreadtheannouncement20yearsago,herheartkeptbeatingwildly.Buthereightchildrenallopposedherdecision.Afterall,awomanwhoneverknewtheseedgenetic
5、s(遗传学)couldn’tcompletewhattheexpertscouldneveraccomplish!Still,theoldwomandidn’tchangehermindandwentonworking.Yearafteryear,throughmanycyclesofspringsowingandautumnharvest,theoldwoman’shusbanddied;herchildrenflewfarandhigh;alotofthingshappenedinherlifebut
6、onlythedesiretogrowthepurewhitemarigoldtookrootinherheart.Finally,after20yearsonthedayweallknow,inthegarden,shesawamarigold,whichwasnotnearlywhitebutaswhiteassilverorsnow.Suchadifficultproblemasevenexpertscouldn’tdealwithwassolvedbyanoldwomanwhodidn’tunde
7、rstandgenetics.Wasitawonder?Takerootintheheartandeventhemostcommonseedcangrowintoawonder!1.WhywasagreatrewardofferedbytheHorticulturalInstitute?A.Whiteflowerscouldbesoldatahigherprice.B.Itwasdifficulttodeveloppurewhitemarigold.C.Purewhitemarigoldwasmorebe
8、autifulinnature.D.Scientistswantedtoknowhowmarigoldgrewinnature.2.Whatcanweknowabouttheoldwomanfromthepassage?A.Shegotprofessionalsupportfromscientists.B.Shekepttryingforyearsbeforeshesucceeded.C.Shewas70whenshefirs