2023年大學(xué)英語(yǔ)六級(jí)考試考前點(diǎn)題卷二

共享題干題Questions1共享題干題Questions1to10arebasedonthefollowingpassage.Usingacomputerorsmartphoneatnightcancauseustopileonthepounds,newresearchhasrevealed.Thestudyfoundalinkbetweenbluelightexposure—bluelightis1bysmartphonesandtablets—andincreasedhunger.Itfoundthatexposuretothelightincreaseshungerlevelsforseveralhoursandevenincreaseshungerlevelsaftereatingameal.ResultsoftheUSstudyshowthatblue-enrichedlightexposure,comparedwith2lightexposure,was3withanincreaseinhungerthatbegan15minutesafterlightonsetandwasstillpresentalmosttwohoursafterthemeal.Bluelightexposurehasalsoalreadybeenshowntodecreased4intheeveningincreasingtheriskofinsomnia.Studyco-authorIvyCheung,ofNorthwesternUniversity,inChicago,said:"Asinglethree-hourexposuretoblue-enrichedlightintheevening5impactedhungerandglucosemetabolism.""Theseresultsareimportantbecausetheysuggestthatmanipulatingenvironmentallightexposureforhumansmayrepresentanovel6ofinfluencingfoodintake于中國(guó)經(jīng)濟(jì)在21世紀(jì)的快速發(fā)展，美國(guó)的公立和私立學(xué)校紛紛在外語(yǔ)課程中加入漢語(yǔ)這一科目，或?qū)⒁延械臐h語(yǔ)教學(xué)項(xiàng)目進(jìn)行擴(kuò)展。據(jù)統(tǒng)計(jì)，在美國(guó)的學(xué)校中，有5萬(wàn)名孩子在學(xué)習(xí)漢語(yǔ)。但推動(dòng)漢語(yǔ)項(xiàng)目的發(fā)展不是沒(méi)有遇到困難。由于缺乏受過(guò)專業(yè)訓(xùn)練、持有證書(shū)的教師，一些學(xué)校很難加入漢語(yǔ)教學(xué)的競(jìng)爭(zhēng)。當(dāng)學(xué)校聘用教師時(shí)，它們通常直接從中國(guó)招聘，這種方式為文化沖突埋下了隱2023年大學(xué)英語(yǔ)六級(jí)考試考前點(diǎn)題卷二minutestowriteashortessayen,titledTheInfluenceofArtificialIntelligenceinEducation.Youshouldwriteatleast150wordsbutnoMMNmechanisms0slightlypatternsandmetabolism."Thestudygroup710healthyadultswithregularsleepandeatingscheduleswhoreceived8carbohydrate~richmeals.Theycompletedafour-daytrialunderdimlightconditions,whichinvolvedexposuretolessthan20luxduring16hours9andlessthanthreeluxduringeighthoursofsleep.Ondaythreetheywereexposedtothreehoursof260lux,blue-enrichedlightstarting10.5hoursafterwakingup,andtheeffectswerecomparedwithdimlightexposureondaytwo.MsCheungsaidmoreresearchisneededtodeterminethe10ofactioninvolvedintherelationshipbetweenlightexposure,hungerandmetabolism.［單選題］1.空白處1應(yīng)填？C.associatedGcomprisedHsleepinessIagenciesJsignificantKapproachLidenticalupmuchupmuchoftheirimmigrantpadeficits.Forexample,second-generationMexican-Americanssecureanaverageof12gradesofschoolingwheretheirparentsobtainedlessthannine.Thatmeanstheyerase70percentoftheirparents'lagbehindthird-generationnon-HispanicWhitesinasinglegeneration.Allofthishandsthestateagoldenopportunity.Atatimewhenmanystateswillstrugglewithlabourshortagesbecauseofmodestpopulationgrowth,Arizonahasapricelesschancetobuildapopulous,hardworkingandskilledworkforceonwhichtobasefutureprosperity.TheproblemisthatArizonaanditsLatinoresidentsmaynotbeabletoseizethisopportunity.FartoomanyofArizona*sLatinosdropoutofhighschoolorfailtoobtainthebasiceducationneededformoreadvancedstudy.Asaresult,［educationaldeficits］areholdingbackmanyLatinos—andthestateaswell.Tobesure,constructionandlow-endservicejobscontinuetoabsorbtensofthousandsofLatinoimmigrantswithlittleformaleducation.Butoverthelongterm,mostofArizona*sLatinocitizensremainill-preparedreason,theeducationalupliftofArizona*shugeLatinopopulationmustmovetothecentreofthestate*sagenda.Afterall,theeducationdeficitsofArizona*sLatinopopulationwillseverelycrampthefortunesofhard-workingpeopleiftheygounaddressedandcouldwellundercutthestate*sabilitytocompeteintheneweconomy.Attheentrylevel,slowergrowthratesmaycreatemorecompetitionforlow-skilljobs,displacingLatinosfromasignificantmeansofsupport.Atthehigherend,shortagesofLatinoseducationallyreadytomoveupwillmakeitthatmuchharderforknowledge-basedcompaniesstaffhigh-s