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2021人教版Unit6Whenwasitinvented?Chinaisfamousfortea.DrinkingteaisverypopularinChinaandevenaroundtheworld.It’ssaidthataChineserulercalledShenNongwasthefirsttodiscoverteaasadrink.Afewthousandyearslater,LuYu,“thesaintoftea”,mentionedShenNonginhisbookChaJing.Thebookdescribeshowteaplantsweregrownandusedtomaketea.Nowadays,accordingtodifferentprocessingways,therearemainlyfourkindsofChinesetea.Theyaregreentea,blacktea,Oolongteaandscented(有香味的)tea.withoutfermentation(發(fā)酵),greenteakeepstheoriginalcolorofthetea.Ifthegreenteaisfermentedbeforebaking,itwillbeblacktea.Oolongteaispartially(部分的)fermented.Andiffragrantflowersaremixedintheteaduringtheprocessingthescentedteawillbemade.TeaisproducedinmanydifferentareasinChina.Forexample,Xi'anandHangzhouarewidelyknownfortheirtea.Teaplantsaregrownonthesidesofmountains.Whentheleavesareready,theyarepickedbyhandandthenaresentforprocessing.Later,theteaispackedandsentformanydifferentcountriesandplacesaroundChina.It’sbelievedthatteawasbroughttoKoreaandJapanduringthe6thand7thcenturies.InEngland,teadidn’tappearuntilaround1660.TheteatradefromChinatoWesterncountriestookplaceinthe19thcentury.Teaisgoodforpeople’shealthandplaysanimportantroleinChinesesociallife.1.Whodiscoveredteaasadrinkfirstaccordingtothepassage?A.ShenNong. B.LuYu. C.HouYi. D.YuGong.2.HowmanykindsofChineseteaarethereaccordingtodifferentprocessingwaysingeneral?A.Two. B.Three. C.Four. D.Five.3.Whatdoestheunderlinedword“fragrant”mean?A.悅耳的 B.難聞的 C.難看的 D.芳香的4.Whichistherightordertoproducetea?①Later,theteaispacked.②Whentheleavesarereadytheyarepickedbyhandandthenaresentforprocessing.③ThenitissentformanydifferentcountriesandplacesaroundChina.④Teaplantsaregrownonthesidesofmountains.A.④③②① B.④②①③ C.④③①② D.②④①③5.WhendidtheteatradefromChinatoWesterncountriestakeplace?A.Duringthe6thand7thcenturies. B.Around1660.C.Inthe19thcentury. D.Inthe1990s.Howwouldyouliketobuildatimemachine?Paper,sticks,glueandstringareallyouneed.Putthemtogethertobuildakite.Akiteconnectsyoutothepast.Nooneknowswhoflewthefirstkite.ItwasprobablysomeoneinChinaorperhapsIndonesia.Indonesia.Indonesianfishermenhungfishhooksonkitesandsentthemouttoseatocatchfish.Starting2,000yearsago,ChinesefarmersflewkitestoweletheNewYearandbringgoodlucktoEarth.InChina,peoplealsousedkitesduringwartime.OneChinesestorytellshowsoldiersputnoisemakersonkitesandflewthematnightovertheenemycamp.Theenemieswerefrightenedbythenoiseandranaway.About1,300yearsago,ChinesetravelerstookkitestoJapan.Soonkitesfilledtheskiesthere.KitesreachedThailandabout700yearsago.Duringfloods,ThaifarmersflewkitesovertheirfieldsTheyhopedthekiteswoulddriveawaythecloudsandstoptherain.Overtime,kitesflewtheirwayoutofAsia.Today,kitesareapassionallovertheworld.Kitefansmeetatfestivalsinmanypartsoftheworldandhavegreatfun.Overtheyears,Kiteshavealsohelpedpeopleunderstandthenaturalworld.In1749,forexample,thermometersweretiedtokitestomeasuretemperatures.In1906,camerashangingfromkitestookpicturesofSanFrancisco,Californiaafteranearthquake.Thephotoshelpedpeopleplanwhattodo.Kitesalsohelpedinventorsfindouthowtomakeairplanes.TheWrightbrothersstudiedhowkitesflew,whichhelpedthemmakethefirstsuccessfulairplane.SincetheancientChinesefirstsettheirkitesintotheair,peoplehavelovedflyingkites.Kitesgiveuswaystocelebrate,relaxandexplore.Sogoflyakite!Enjoythefeelingofwonderthatkiteflyershavefeltforcenturies.6.Accordingtothepassage,inwhichcountrieswerekitesusedtomakegoodwishes?A.ChinaandJapan. B.ChinaandThailand.C.JapanandIndonesia. D.ThailandandIndonesia.7.AccordingtotheChinesestory,thearmyusedkitesto___________.A.maketheenemiesleaveinfear B.celebratevictoriesduringwartimeC.stoptheenemiesfromsleepingwell D.carrysoldierstofightagainsttheenemies8.Theunderlinedword“passion”inParagraph4means__________.A.stronglove B.usefulmachineC.happydream D.montreasure9.HowdoesthewriterdevelopParagraph5?A.Bytellingstories. B.Bylistingnumbers.C.Byparingfacts. D.Bygivingexamples.10.What’sthepurposeofthispassage?A.Toshowpeoplehowtoflykites.B.Toexplainhowkitesareusedinscience.C.Tointroducetherolesofkitesinhistory.D.Todiscussthedifferenceamongkitesworldwide.Everyinventionhasastory.Thesestoriesoftenhavealessontoteach,too.Herearethestoriesofsomeeverydayhouseholdinventions.Canned(罐裝的)FoodandtheCanOpener—GetItRight!PeterDurandinventedcannedfoodin1810,buttherewasaproblem.Duranddidn'thaveagoodwaytoopenthecans.In1858,EzraWarnerinventedacanopener.Itusedapieceofmetal(金屬)tocutandremovethetopfromthecan,butitwasdifficulttouse.Finally,in1870,WilliamLymanaddedawheeltothecanopener.Themetalwentaroundthetopofthecanandremovediteasily.Finally,peoplewereabletoopencanswithoutalotofwork.Cannedfoodwassoonpopular.FrozenFood—ALittleGoodLuckCanHelp!ClarenceBirdseyehadthechancetogoonatriptotheArctic(北極).Whenpeopletherecaughtfish,theyputthefishinacontainer(容器)oficetofreezeitquickly.Whenpeoplecookedthefishlater,itwasstillgood!ThisgaveBirdseyeanidea.Hethoughtpeoplecouldalsohavethiskindoffoodathome.In1926,Birdseyeinventedfrozenfood.Peoplewereabletostorefoodinfreezers(冰柜)foralongtime.AirConditioning—OneAnswertoTwoProblems!Printingpaniesmakebooks,sotheyusealotofpaper.Sometimes,changesintheweathercanhurtthepaper.In1902,WillisCarrierinventedairconditioningtocontrolthetemperatureinsidehisprintingpany.Thissavedthepaper.Peoplesoonrealizedotherbenefitsofairconditioning.Theystartedtoairconditiontheirhomesinthesummer.Carrier’sinventionchangedtheworld!11.Whichofthefollowinghappenedfirstinhistory?A.TheinventionoffrozenfoodB.TheinventionofcannedfoodC.TheinventionofairconditioningD.Theinventionofacanopener12.Whichofthefollowingstatementsaboutthesecondinventionistrue?A.ClarenceBirdseyewenttotheArctictolearnhowtostorefood.B.ClarenceBirdseyeinventedthefridgetokeepfoodforalongtime.C.Whenpeopletookthefishoutofthecontainertocook,thefishwerestillfreshandalive.D.ClarenceBirdseyegottheideaoffrozenfoodfromthepeopleintheArcticregion.13.Whoimprovedthedesignofacanopener?A.PeterDurand B.EzraWarnerC.WilliamLyman D.ClarenceBirdseye14.WillisCarrierinventedairconditioningto______.A.betterkeeptheprintingpaper B.keepfoodlongerinsummerC.makeroomsfortable D.helpcontroltheweather15.Accordingtothepassage,whichofthefollowingmayleadtoinventions?A.Publicsupport. B.People’sneeds.C.Moderntechnology. D.Hardwork.Inancienttimes,theFourGreatInventionsinChinahadagreatinfluenceonthewholeworld.Inrecentyears,Chinaonceagainhas1itsabilitytochangetheworldwithits“fourgreatnewinventions":highspeedrailways,electronicpayments,bikesharingandonlineshopping.Doyouknow2thenewinventionscanappearinChina?The“fourgreatnewinventions”are3relatedtoChina'shightechinnovation(創(chuàng)新).Forexample,theoperating4ofbikesharingisbasedonthesatellitenavigationsystem,mobilepayment,bigdataandotherhightechnologies.ThisshowsthatChina'shightechinnovationhasgreatly5thequalityofpeople'slives.Chinahasenteredanewinnovativearea,thankstothelargeamountof6thatChinahasspentonencouraginginnovation.Chinaisbeg
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