18年六级听力答案.docx
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18年六级听力答案
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2018年12月六级听力答案
ABCDDABCACBCDABADCDABDACB
A）Itcanbenefitprofessionalsandnon-professionalsalike
B）Storiesaboutsomefemalephysicists
C）Byincludinglotsoffascinatingknowledge
D）Itprovidesexperimentstheycandothemselves
D）Hehasnotideahowtoproceedwithhisdissertation
A）Itistoobroad
B）Nature
C）Listtheparametersfirst
A）TheunprecedentedhightemperatureinGreenland
C）Ittypiacllyappearsaboutonceeverytenyears
B）IcelesssummersintheArctic
C）Astrongdetermination
。
D）
Itismostimportanttohaveconfideneeinone'swillpower。
。
A）
Theycouldkeeponworkinglonger。
。
B）
Theyaresubjecttochange。
。
A）
Abouthalfofcurrentjobsmightbeautomated。
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services
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D）Theycouldgradehigh-schoolessaysjustlikehumanteachers
。
C）
Ithastorelyonhugeamountsofpreviousdata。
。
D）
Thetheoreticalaspectsofsustainableenergy。
。
A）
Drivetrainswithsolarenergy。
。
B）
Findanewmaterialforstoringenergy。
。
D）
Thepoorrelationbetweennationalhealthandsocialcare
o
。
A）
Itwasmainlyprovidedbyvoluntaryservices。
。
C）
Theirpreferenceforprivateservices。
Ithinkyou‘dlikeit。
It
conversation1
HeyIjustreadagreatbookaboutphysics
Mendez
icist
readerfromthosewhoknowlittleaboutsciencetothecareerphys
Andit‘srefreshingtoseeastrongcuriouscleverwomanaddingher
voicetothescientificdiscourseandafieldthathasbeentraditionally
dominatedbymen。
Ithinkshehastobecommendedformakinganeffort
toincludeanecdotesaboutlittleknownfemalescientists。
Youknowtheywereoftenvictimsofagenerationfirmlyconvincedthatthewoman'splacewasinthehome。
Ilikehowthebookisclearlywrittenwitheachchapterbroughttolifeby
piecesoffascinatingknowledge。
Forexampleinonechaptersheexposesa
myththatI‘veheardtaughtbyuniversityphysicsprofessors。
I'veoftenheardthatmedievalglasswindowsarethickeratthebottombecauseglass
thankstoapeculiarityoftheglassmakersprocess
YeahIlikehowshecultivatesscientificengagementbyprovidingahost
ofDoItYourselfexperimentsthatbringthesamefoundationalprinciplesof
classicalphysicsthatgoverneverythingfromthesolarsystemtoyour
kitchentable。
Fromusingcomplexlawsofphysicstotestwhethera
spinningeggiscookedtomeasuringatmosphericpressurebyliftingapieceofcardboard。
Herhands-onexamplesmakeherbookatrulyinteractiveread。
YesImustsaythisaequation-freebookisanidealreadforscientistsof
allstripes，anyoneteachingscienceandevenpeoplewhodislikephysics
Question1：
whatdoesthewomansayaboutthebookthemanrecommended？
A）Itcanbenefitprofessionalsandnon-professionalsalike
Question2：
whatcanwefindinthebookthemanrecommended？
B）Storiesaboutsomefemalephysicists
C）Byincludinglotsoffascinatingknowledge
Question4：
Howdoesthebookcultivatereadersinterestinphysics
D）Itprovidesexperimentstheycandothemselves
conversation2
A：
Hiprofessor。
IwashopingIcouldhaveamomentofyourtimeifyou
‘renottoobusy。
I'mhavingsomeproblemsgettingstartedonmy
dissertationandIwashopingyoucouldgivemesomeadviceonhowtobegin
B：
Sure。
Ihavequiteafewstudentsthough.Socanyouremindmewhat
yourtopicis？
Idon‘treallyknowwheretogofromthere
book
wouldbepossibleformetochangetopics。
I'mreallymoreinterestedin
naturethanbeauty。
B：
I‘mafraidyouhavetoadheretotheassignedtopic。
Still，Ifyou
reinterestedinnature，thenthatcertainlycanbeworkedintoyour
dissertation。
We‘vetalkedaboutHumebeforeinclassright。
A：
Ohyeah，he‘sthephilosopherwhowroteaboutwhereourideasofbeautycomefrom。
B：
Exactly。
Isuggestyougotothelibraryandgetacopyofhis
biography。
Startfromthere。
Butremembertosticktotheparametersof
So
。
theassignment。
Thispaperisalargepartofyourcumulativegrade
makesuretofollowtheinstructions。
Ifyoutakealookathisbiography
Youcangetagoodideaofhowhislifeexperiencesmanifestthemselvesin
histheoriesofbeauty。
specificallythewayhelookedtowardsnatureasthe
originofwhatwefindbeautiful。
A：
Great。
Thanksfortakingthetimetoanswermyquestions
Professor
I‘llletyougetbacktoclassnow
anytime
Question5：
Whatistheman‘sproblem？
D）Hehasnotideahowtoproceedwithhisdissertation
Question6Whatdoestheprofessorthinkoftheman‘stopic？
A）Itistoobroad
Question7What'sthemanreallymoreinterestedin？
B）Nature
Question8whatdoestheprofessorsaythemanhastodo？
C）Listtheparametersfirst
passage1
DuringthearcticwinterfromOctobertoMarch，theaverage
temperatureinthefrozennorthtypicallyhoversaroundminus20degrees
Celsius。
ButthisyeartheArcticisexperiencingmuchhighertemperatures
OnFebruarythe20ththetemperatureinGreenlandclimbedabovefreezingorzerodegreesCelsiusanditstayedthereforover24hours
Februarythe24ththetemperatureonGreenland
degreesCelsius。
Climatescientistsdescribethephenomenonasstunning
WeatherconditionsthatdrivethisbizarretemperaturesurgehavevisitedtheArcticbefore。
Theytypicallyappearaboutonceinadecade。
However
thelastsuchincreaseintemperaturetookplacetwoyearsago。
Thisis
troublingasclimbingarctictemperaturescombinedwithrapidseaicelossarecreatinganewtypeofclimatefeedbackloopwhichcouldaccelerate
Arcticwarming。
Indeed，seaicecoverintheArcticismeltingfasterthan
expected。
Withoutthosemassesofcoolingseaice，warmairbroughtto
theArcticcanpenetratefurtherinlandthaniteverdidbefore。
Theaircan
staywarmerlongertoo。
Thisdrivesadditionalmelting。
Overallearthis
warmingatarapidpace。
2014through2017rankasthehottestyearson
recordandtheArcticiswarmingtwiceasfastasanyplaceelseonearthThisraisesuniquechallengesforArcticwildlifeandindigenouspeoplewhodependonArcticecosystemstosurvive。
Previouslyclimateforecasts
predictedthatArcticsummericewoulddisappearentirelybyaround2060butbasedonwhatscientistsareseeingnowtheArcticmaybefacingsummerswithouticewithin20years。
Question9。
Whatdidclimatescientistsdescribeasstunning？
A）TheunprecedentedhightemperatureinGreenland
intheArctic？
C）Ittypiacllyappearsaboutonceeverytenyears
Question11。
whatmayoccurin20yearsaccordingtoscientistsrecentobservations？
B）IcelesssummersintheArctic
Passage2
Agooddoseofwillpowerisoftennecessarytoseeanytaskthrough
whetherit‘sstickingtoaspendingplanorfinishingagreatnovel。
Andifyouwanttoincreasethatwillpower。
Anewstudysuggestsyoujustsimply
havetobelieveyouhaveit。
Accordingtothisstudy，whatmattersmost
iswhatwethinkaboutourwillpower。
Ifwebelieveit'safiniteresource
weactthatway，wefeelexhaustedandneedbreaksbetweendemanding
mentaltasks。
However，peoplewhoviewtheirwillpowerasalimitless
resourcegetenergizedinstead。
Theresearchersusedapsychologicalassessmenttooltotestthevalidityofthestudy。
Theyasked1100
Americansand1600Europeanstogradedifferentstatementssuchasaftera
challengingmentalactivity
myenergyisdepletedandImustresttogetit
refueledagainorIcanfocusonamentaltaskforlongperiodswithoutfeelingtired
Althoughtherewaslittledifferencebetweenmenandwomenoverall
Americansweremorelikelytoadmittoneedingbreaksaftercompleting
mentallychallengingtasksEuropeanparticipantsontheotherhandclaimedtheywereabletokeepgoing。
Basedonthefindings，theresearcherssuggestthatthekeytoboostingyourwillpoweristobelievethatyouhave
anabundantsupplyofit。
Yourfeelingsaboutyourwillpoweraffecttheway
youbehave。
Butthesefeelingsarechangeable，theysaid。
Changingyour
beliefsaboutthenatureofyourself-controlcanhavepositiveeffectsoncharacterdevelopment。
Thisleadstohealthierbehaviorsandperceptionsofotherpeople。
Question12Whatisoftennecessaryforcarryingthroughatask？
C）Astrongdetermination
Question13Whatisthefindingofthenewstudy？
D）Itismostimportanttohaveconfideneeinone'swillpower
Question14WhatdowelearnaboutEuropeanparticipantsascompared
A）Theycouldkeeponworkinglonger
Question15Whatdotheresearchsayconcerningpeople‘sfeelings
aboutwillpower？
B）Theyaresubjecttochange
lecture1
HereismybabynieceSarah。
Hermumisadoctorandherdadisa
lawyer。
BythetimeSarahgoestocollegethejobsherparentsdoaregoing
tolookdramaticallydifferent。
In2013，researchersatOxfordUniversitydidastudyonthefutureofwork。
Theyconcludedthatalmostoneineverytwo
jobshasahighriskofbeingautomatedbymachines。
Machinelearningis
thetechnologythat‘sresponsibleformostofthisdisruption。
It'sthemost
powerfulbranchofartificialintelligence。
Itallowsmachinestolearnfromdataandcopysomeofthethingsthathumanscando。
Mycompany，Kaggle，operatesonthecuttingedgeofmachinelearning。
Webringtogetherhundredsofthousandsofexpertstosolveimportantproblemsforindustryandacademia。
Thisgivesusanuniqueperspectiveonwhat
machinescando，whattheycan‘tdoandwhatjobstheymightautomate
orthreaten。
Machinelearningstartedmakingitswayintoindustryinthe
early90
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