高一英语专题阅读理解专项练习WeekSixteen科普小品.docx
- 文档编号:5365435
- 上传时间:2022-12-15
- 格式:DOCX
- 页数:7
- 大小:21.69KB
高一英语专题阅读理解专项练习WeekSixteen科普小品.docx
《高一英语专题阅读理解专项练习WeekSixteen科普小品.docx》由会员分享,可在线阅读,更多相关《高一英语专题阅读理解专项练习WeekSixteen科普小品.docx(7页珍藏版)》请在冰豆网上搜索。
高一英语专题阅读理解专项练习WeekSixteen科普小品
WeekSixteen科普小品
一、阅读理解(共20小题;共40.0分)
A
Istheuniversegettingdarker?
Onegroupofscientistsbelievesso.Theirresearchsuggeststhebirthrateofstarshasdeclined(下降)overthepastfewbillionyears.
Inthelargeststudyofitskind,astronomersusedspecialtelescopestosurveystar-forminggalaxies.Theylookedatthelight,gas,anddustfromstarstoseehowfasttheyformandhowtheirconditionschangeovertime.Theyfoundthatstarproductionhasbeendecliningoverthepast9billionyears.
Starsarebrightballsofhotgasheldtogetherbygravity.Theyformwhencloudsofdustandgasintheuniversebecomeunstableandfalldownundertheirowngravity.Thecenterofthismaterialbecomesdenseandhot,causinganuclearreaction.Whenthathappens,thecloudbeginstoshineasastar.
Researchsuggeststhatstarformationbeganaround13.4billionyearsago.Butitwastheperiodbetween11billionand9billionyearsagothatstarproductionreallyboomed,producingroughlyhalfthestarsintheuniverse.Now,starformationisatonlyone-thirtiethofthatrate.
Youmightsaythattheuniversehasbeenlosinglightsforalongtime.Cosmicoutputisnowonly3percentofwhatitusedtobeatthepeakofstarproduction,saysDavidSobral,aresearcherfromtheInstituteforAstronomy,UniversityofEdinburgh,UK.
Ifstarproductioncontinuesdecliningasithas,astronomersguessthatonly5percentmorestarswillformovertheremaininghistoryoftheuniverse.
Thatdoesn'tmeantheskywillturndarkanytimesoon.Thelifeofasinglestarcanlastbillionsofyears.Butitdoesmeanthatfewerstarsareformingnowthanwhentheuniversewasyounger.
"Whilethesemeasurementsprovideasharppictureofthedeclineofstarformationintheuniverse,"saysPhilipBestoftheInstituteforAstronomy,"theyalsoprovideperfectsamplestoshowtheevenmorebasicmysterywhichwearecontinuingtoworktosolve:
Why?
"
1.Studyingstarformation,scientistsdon'tmainlyresearch .
A.thestar'sdistanceB.thestar'slight
C.thestar'sdustD.thestar'sgas
2.Thethirdparagraphmainlydiscusses .
A.thepowerofgravityB.thecourseofformingstars
C.thematerialsintheuniverseD.theeffectofdustinthesky
3.Starsintheskywereformedmainly .
A.before13.4billionyears
B.during13.4billion-9billionyears
C.during11billion-9billionyears
D.after9billionyears
4.Thelastparagraphimpliesthatscientistswillresearch .
A.whytheuniversebeginstobecomebrighter
B.whytheuniversehasashorterremaininghistory
C.whytheskyturnsdarkatnight
D.whyfewerstarsareformedatpresent
5.Thepassagemainlytellsusthat .
A.thebirthofnewstarshasgreatlydeclined
B.theuniversehasalimitedhistory
C.theskyisbecomingdarkeranddarker
D.thestarwilldisappearintheuniverse
B
Wouldyouwearclothingmadefromfoodproductsorjewelrymadeofhumanhair?
Somepeoplewould.AskGermanfashiondesignerAnkeDomaske,whoseclothesmadefrommilkarebecomingpopular.Milkfabrichasbeenaroundsincethe1930s,butatthattime,themilkwascombinedwithchemicals.Domaske'sfabric.QMilch,isthefirstman-madefibermadewithoutchemicals.Shedevelopeditbyremovingamilkproteinfromdrymilk.
Shethenheateditandspunitintoyarn.Ittakesaboutsixlitersofmilktoproduceonedress.AccordingtoDomaske,thefabricfeelslikesilk,doesn'tsmellandcanbewashed.
Wouldyoupreferbedtimeslippersmadeofbread?
TwinbrothersanddesignersR&EPrasaliauskashavecreatedauniqueslippermadecompletelyofbread.Theslipperscanbeorderedinwhite,gold,andblack.Theyalsohavestylesforbothadultsandkids.Andyes,thebreadslipperscanbeeatenifyougethungryforalate-nightsnack.
Whatdoyoudowithyouremptyinstantnoodlepackages?
Oneyoungwomancameupwithacreativesolution-shemadeadress!
With196packagesandafewchopsticks,KarinafromVirginiacreatedawinningprojectcalled"wearableart".
Jewelrymadeofhumanhairmaysoundstrangetoustoday.Butitwasonceaverypopularitem.Duringthe1600s,braceletsmadewithhumanhairweregivenassignsofaffection.Britain'sQueenVictoriagavegiftsofjewelrymadeofherownhair.
Peoplealsocommonlyworejewelrycontaininghairfromlovedoneswhohaddied.Hairjewelryremainedpopularuntiltheearly1900s,whenashorthaircutcalledthe"bob"becamefashionable.Today,althoughonlyafewartistsknowhowtomakeit,hairjewelryisappearingagain.Theuniquejewelrycannowbefoundintraditionalandmodernstyles.
Withoutadoubt,thesekindsofcreativeideaspromisetokeepfashioninteresting!
6.WhatisthepeculiarcharacterofQMilch?
A.Itdoesn'tgiveoutasmell.B.Itcanbewashedandironed.
C.Itdoesn'tcontainchemicals.D.ItfeelslikeChinesesilk.
7.Whatdoestheunderlinedword"it"referto?
A.Cloth.B.Man-madefiber.
C.Drymilk.D.Amilkprotein.
8.Whatistrueaboutthebreadslippers?
A.Theycanbeeaten.
B.Theyarecolorful.
C.Theyhavemanystyles.
D.Theyarecalled"wearableout".
9.WhydoesthewritermentionQueenVictoria?
A.TopraiseQueenforherlonghair.
B.Toprovethevalueofhairjewelry.
C.ToshowQueen'sloveofjewelry.
D.Togiveanexampleofhairjewelry.
10.Thepassageismainlyabout .
A.somepopulardeliciousfood
B.somefantasticideasforsomethingtowear
C.somestrangethingspeoplemakeandwear
D.somefashionableclothespeoplewear
C
Smartandspeedy,dolphinsareknownfortheirabilitytolearnallkindsofamazingskillsandtricks.IntheUS,dolphinshaveevenbeenusedtofindunderwatermines-dangerousbombshiddenatseaduringwarsandoftenleftthere.Butnow,speciallydesignedrobotswillreplacedolphinsonthesedangeroustasks.
Boatspassingaboveunderwaterminescaneasilysetoffthebombs,whichcouldinjurepassengersandcrew.Oncelocated,though,theycanbesafelydisabled.Underwaterminesarehardforhumanstofind-butforadolphin,allittakesisaclick.
Dolphinsclicktheirtonguestonoticewhat'saroundthemindarkwaters.Typically,dolphinsusetheirecholocation(回声)tofindfriendsandfood,andtokeepsafefromenemies.TheUSNavyhaslearnedtousedolphins'specialskillstohelpprotectpeopletoo.
Butdolphinsmusthavealotoftrainingbeforestartingtheirtasks.Thistrainingusuallytakessevenyearsandrequiresalotofwork.SotheNavyhascreatedarobotthatcanbebuiltinlesstimethanittakestotrainadolphin.
Therobot—calledtheKnifefish—hasbeendesignedtofindminesbyusingradartechnologytocopydolphinecholocation.Knifefishwon'trequirethesupportthatdolphinsneed,suchasnearbyboatswithhumanhandlers,oraconstantsupplyoffishtoeat.
Rightnow,24oftheNavy's80dolphinsareusedtofindmines.Whenadolphinsensesanobjectthatcouldbeamine,itswimsbacktotheboatandpressesaredballwithitsnose.
Humandiversarethensenttoprovethatthedolphinhasfoundaminethatneedstobedisabled.Thedolphinisrewardedwithfood.
TheNavyhopestoreplaceitsdolphinmine-discoveringteamwithrobotswithinfiveyears.ButthedolphinswillstillbeanimportantpartoftheNavy.Theywillbesenttootherjobsoncetherobotstakeoverthejob.
Butpeoplethathaveworkedwiththedolphinsaregratefulfortheirpasthelpwiththemines.ScottYoungsays,"Withoutthedolphins,wewouldprobablystillbeouttheretryingtoclearthosewaterways."
11.Whatdoestheunderlinedword"they"referto?
A.Bombs.B.Boats.C.Robots.D.Passengers.
12.WhydoAmericansprefernottousedolphins?
A.Becausetheycan'tjudgetheshapeofanobject.
B.Becausetheycan'tbetrainedtoworkquickly.
C.Becausetheycan'ttellthefriendsandenemiesapart.
D.Becausetheycan'tunderstandtheordersexactly.
13.Ifdolphinsfindamine,theywill .
A.removeitcarefullyB.setifoffthemselves
C.returnandpusharedballD.comebacktoaskforfish
14.TheattitudeofScotttowardsdolphinsis .
A.pitifulB.regretfulC.fearfulD.grateful
15.Themainideaofthepassageisthat .
A.robotsreplacedolphinsfordangerousunderseatasks
B.dolphinsaretrainedtofindmineseffectively
C.robotswillhelpdolphinsunderwater
D.dolphinsdodangeroustasksdeepinthesea
D
TheiPhonehasbecomeoneofthemostpopularmobilephonesintheUnitedStates.An18-year-oldstudentinCaliforniahasusedhisknowledgeofthedevicetocreatehisownbusiness.Andhehasgainednationalhonorforhiswork.
VincentQuiggisthechiefexecutiveofficerofTechWorld.HiscompanyiskindoflikeahospitalforiPhones."I'm18yearsold.I'macollegestudent.AndI'mtheCEOandfounderofTechWorld,wherewespecializeincustomizingandrepairingiPhones."
VincentQuigglaunchedTechWorldwhileinhighschool.
"MymombecamesingleacoupleofyearsagoandIhadtogrowup.Andinordertokeepmylifestyle,Ihadtofinddifferentwaystostayfinanciallyaheadofthegametokeepmyphone,keepacar,andallthatstuff."
AnorganizationcalledtheNetworkforTeachingEntrepreneurship,orNFTE,helpedtheyoungmangetstarted.Bothheandhismother,CarlaQuigg,admitthathehadahardtimedevelopingabusinessplan."Hequittheclass,whichIwasvery
- 配套讲稿:
如PPT文件的首页显示word图标,表示该PPT已包含配套word讲稿。双击word图标可打开word文档。
- 特殊限制:
部分文档作品中含有的国旗、国徽等图片,仅作为作品整体效果示例展示,禁止商用。设计者仅对作品中独创性部分享有著作权。
- 关 键 词:
- 英语 专题 阅读 理解 专项 练习 WeekSixteen 科普 小品