Module4GreatScientistsPeriod5CULTURALCORNER—Rockets■Goals●Toreadaboutrockets■ProceduresStep1:BeforeyoureadPleasegooverthewordlistforthismodule,payingattentiontothepronunciationoftheword,therelationshipbetweenitspronunciationanditsspelling.Step2:WhileyoureadCut/thesentencesintothoughtgroups,blackenthepredicates,underlinetheusefulexpressionsanddarkentheconnectives.Step3:AfteryoureadCopyalltheusefulexpressionsintoyourExpressionBook.Youmaymakesentenceswiththeseexpressions.UsefulexpressionsfromRocketsadvancedmachines,sendastronautsintospace,beusedinfireworkdisplays,celebrategreatevents,theendoftheOlympicGames,thebeginningofthenewmillennium,byaccident,makeexplosions,duringfestivals,jumpoutofthefire,escapefromthetube,lift…intotheair,thefirstmilitaryuseofrockets,atwarwith…,duringthebattleof…,shot“arrowsofflyingfire”,beattachedtoalongstick,keeptherocketmovinginastraightdirection,makerockets,introduced…toEurope,betweenthe13thand15thcenturies,beusedformilitarypurposes,traveloverthesurfaceofwater,hitanenemyship,userocketsinbattles,aChinesegovernmentofficial,inventaflyingchair,attachtwobigkitestothechair,ahugeexplosion,cloudsofthicksmoke,dieintheexplosion,becarriedmilesintospace,becometheworld’sfirstastronautStep4:TalkingaboutrocketsA:Wouldtellmewhatarocketis?B:Arocketisavehicle,missileoraircraftwhichobtainsthrustbythereactiontotheejectionoffastmovingexhaustgasfromwithinarocketengine.C:Andoftenthetermrocketisalsousedtomeanarocketengine.E:Todayrocketsareveryadvancedmachineswhichwecanusetosendastronautsintospace.B:Youareright.Theyarealsousedinfireworkdisplaystocelebrategreatevents.C:SuchastheendoftheOlympicGamesorthebeginningofthenewmillenniumintheyear2000.A:Howandwhenwererocketsinvented?B:Rocketswereprobablyinventedbyaccidentabout2,000yearsago.A:Whoinventedthem?B:TheChinesehadaformofgunpowderwhichwasputinbambootubesandthrownintofirestomakeexplosionsduringfestivals.D:Itisbelievedperhapssomeofthetubesjumpedoutofthefireinsteadofexplodinginit.用心爱心专心B:SotheChinesediscoveredthatthegasescapingfromthetubecouldliftitintotheair.A:Isee.Theideaoftherocketwasborn.That’sgreat!E:Whenwasrocketfirstusedinwars?C:Thefirstmilitaryuseofrocketswasin1232.B:That’stheSongDynasty.E:IthinktheSongDynastywasatwarwiththeMongols.B:Yes,youaregoodathistory.D:DuringthebattleofKaifeng,theSongarmyshot“arrowsofflyingfire”.C:Thetubeswereattachedtoalongstickwhichhelpedkeeptherocketmovinginastraightdirection.B:SoontheMongolslearnedhowtomakerocketsthemselvesanditispossiblethattheyintroducedthemtoEurope.C:Andbetweenthe13thand15thcenturiesthereweremanyrocketexperimentsinEngland,FranceandItaly.A:Weretheyusedformilitarypurposes?B:Yes,theywere.OneItalianscientisteveninventedarocketwhichcouldtraveloverthesurfaceofwaterandhitanenemyship.D:Idon’tthinkthateverybodywantedtouserocketsinbattles.B:No,theydon’t.TherewasaWanHu,aChinesegovernmentofficial,whoinventedaflyingchair.C:Ihaveseentheillustrations.Theyshowheattachedtwobigkitestothechair,and47rocketstothekites.A:Ihavereadaboutthat.B:Therocketswerelit;therewasahugeexplosionandcloudsofthicksmoke.WhenthesmokeclearedWanHuandhischairhaddisappeared.A:Andnooneknowswhathappened.E:IthinkWanHudidn’tdieintheexplosion.Hemusthavebeencarriedmilesintospace,becomingtheworld’sfirstastronaut.用心爱心专心