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试卷第=page11页,共=sectionpages33页中考英语尖子生拔高训练题A篇Howmuchwateristhereonthemoon?Thisisaquestionwehavetriedtoanswerformanyyears.AgroupofscientistsfromChinaandtheUKfoundthatthemoonmayhavewater“reservoirs”,accordingtoNatureGeoscience.
Overbillionsofyears,asteroidshavehitthemoon,causingthesoiltomeltandflyintospace.Itisthencooleddownandfallsbacktothemoon,formingbeadsofglass.TheChang’e5probe,whichreturnedtoEarthonDec17,2020,broughtbackatotalof1,731gramsofrocksandsoilfromthemoon,includingglassbeads,reportedXinhua.
Theinternationalresearchteamlookedinto32glassbeads.Theyfoundthataboutonetonofglassbeadsmaycontain0.5kilogramsofwater.“This‘water’wasn’taliquidbutinsteadtooktheformofhydrogenintheglassbeads,whichcaneasilybeturnedintothewaterwecanuse,”HuiHejiu,oneofthestudyauthors,toldScienceandTechnologyDaily.
Researchersestimatedthatthewatercontainedintheglassbeadscouldreachtoasmuchas270trillionkilograms.“It’salotmorethanwethought,”Huiadded.
Thestudysaidthehydrogenmaycomefromthesunaspartofsolarwinds.Theglassbeadshavemanysmallholeswhichcanabsorbhydrogenfromthewind.
Thisfindingwouldbea“reallybigdeal”forspaceexploration,ashumansplantosettleonthemooninthefuture,AustralianspacescientistPhilBlandtoldABCNews.1.Howdidtheglassbeadsonthemoonform?a.Themoonsoilfallsbacktothemoon.b.Themoonsoilcoolsdown.c.Themoonsoilfliesintospace.d.Asteroidshitthemoon.e.Themoonsoilmelts.A.edcba
B.bcdae
C.dbeca
D.decba2.Whatarethefindingsoftheinternationalresearchteam?A.Theyfoundwaterinsidethebeads.B.Thebeadshavematerialthatcanbeturnedintowater.C.Theyfound0.5kgofwaterfromthebeads.D.Thebeadsareactuallywaterdrops.3.Theunderlinedword“estimated”canbereplacedby_____.A.predicted
B.worried
C.proved
D.explained4.Paragraph5iswrittento_____.A.explainhowsolarwindsformB.describehowthestudywasdoneC.explainwhythereishydrogeninthebeads
D.showwhatelsethestudyhasfound
5.Whyisthefindingexciting?A.BecauseitcanhelpsolvethelackofwateronEarth.B.Becauseitmakestheideaoflivingonthemoonmorepossible.C.BecauseithelpsusunderstandtheoriginofEarth.D.BecauseitprovesthesuccessofChina’sspaceexploration.B篇Energeticmusicfillstheairasstudentsmovetheirarmsanddancealongtodoaerobicexercises.Thissemester,studentsattheAerospaceCitySchoolofRDFZinBeijinghavemorefunactivities.
“StudentshavedifferentphysicalconditionsafterrecoveringfromCOVID-19,”WangLifang,aPEteacherattheschool,toldTeens.“Sowestartfromeasieractivitiessuchasdancing,fungamesandsit-upstograduallyimprovestudents’physicalhealth.”
ThePEteachersdesignedaseriesofaerobicexercises,whichcantrainstudents’core,upperbodyandlegstrength.Tomakesureeveryoneissafe,theschoolalsouseswearabledevicestokeeptrackofstudents’heartratesduringexercises.
“Themusicisupbeatandrelaxing,andweallenjoythiskindoffunPEclass,”saideighth-graderTuYahan.
AtTaipingchuanNo1MiddleSchoolinJilin,studentsbegantodotaichiinsteadofrunningduringthemorningbreak.“Ilikedoingtaichibecauseitwon’tmakeyououtofbreath.Ithinkit’sgoodforstudentswhoarestillcoughingthesedays,”saidLiuJiaweifromtheschool.
Butthisdoesn’tmeanthatstudentswillnotdootherregularsportsanymore.AccordingtoWang,thePEteacherswillkeepadjustingtrainingbasedonstudents’conditionsandgraduallygobacktonormalteachingcontent.“Duringthisspecialperiodoftime,it’sevenmoreimportanttoletstudentsrealizethevalueofsportsanddevelophealthyexercisehabits,”saidWang.
1.AerobicexercisesareaddedinPEclassesbecause_____.
A.studentsmaynothavefullyrecoveredfromCOVID-19B.funaerobicexercisesaremorepopularthesedaysC.aerobictestswereaddedinthezhongkao
D.theycanhelpimprovestudents’physicalhealthquickly
2.WhatdoesLiuJiaweithinkaboutthenewPEclasses?A.HeworriesabouthisheartratewhiletakingthePEclasses.B.HepreferstheoldPEclassestothenewones.C.Hethinkstheyarenotgoodenoughtoimprovehealth.
D.HethinkstheyaresaferthantheoldPEclasses.
3.Whatcanweinferfromthelastparagraph?A.IttakesalongtimetorecoverfromCOVID-19.B.StudentswillhavemoreoptionsinPEclass.
C.PEclasseswillgraduallygobacktonormal.D.RegularsportswillbecompletelyreplacedinPEclasses.C篇oneholdcloseincludetraditionvisitmeanpleaseappearcompareoneholdcloseincludetraditionvisitmeanpleaseappearcompareThekitesinWeifangneverdisappoint.EveryyeartheWeifangInternationalKiteFestivalamazesvisitorsandnetizenswithinnovativekites,as"paperbirds"ofunimaginabledesignskeep1.________inthesky.Thisyear,tigers,whales,deep-seamonstersahundredmeterslong,andevenQinShiHuangtheFirstEmperorofChinawereflyingthroughtheair.Themostmemorableones2._______agiantaircraftcarrierandChina'sTiangongspacestation.TheoriginofkitescanbetracedbacktotheWarringStatesPeriodwhenthegreatChinesephilosopherMoziintheStateofLu(partoftoday'sShandongProvince)madethe3._______"woodenkite."Kitesdidn'tactuallybegintoflourishuntiltheMingDynasty.ByhemiddleoftheQingDynasty,artistsspecializedinkitemakingbegantoappearinWeifang.Asearlyasthe1930s,akitefestival4.________inthecity.In1984,thefirstWeifangInternationalKiteFestivalwasheld.In2006,theWeifangkitemakingtechniquewasinscribedinthefirstbatchofitemsonChina'snationalintangibleculturalheritagelist.In2023,622kiteartistsfrom59countriesandregionsparticipatedintheevent.Duringthefestival,5._______wereamazedbythemanyspectacularandinnovativekitesondisplay.Manykitescontainedelementsof6._________Chineseculture.7._______withpreviousfestivals,the2023eventwashighlightedbymanyinnovationsbybothveteranandyoungkitemakers.TheWeifangkitefestivalisnotonlyaplatformtosharekite-makingskills,butalsoa8.________toenhancefriendshipbetweenpeoplefromdifferentcountries.Theinnovativekitespresentedin2023broughtmany9._________surprisestokiteloversallovertheworld,andwillbringthepeopleofChinaandothercountries10.________.D篇Doyoubelieveplantscantalkwitheachother?Modernresearchhasfoundsomethingamazing.___1______2___Whenaplantgetsattackedbyinsects,theplantgivesoutchemicalsfromtheleavesthatarebeingeaten.Whenanotherplantgetsthechemicals,itstartstogiveoutitsowndifferentchemicals.Someofthesechemicalsdriveinsectsaway.Othersattractthewasps!Thewaspskilltheinsectsthatareeatingtheplants.___3___Peoplecan’thearthesesounds;butplantsaremakingthem.S
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