新视野大学英语视听说教程第四册Leadin答案全.docx
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新视野大学英语视听说教程第四册Leadin答案全.docx
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新视野大学英语视听说教程第四册Leadin答案全
UNIT1
1.Mentionatleastthreereasonspeoplegetangry.Whatcanwedotocontrolouranger?
Peopletendtogetangrywhentreatedunfairly.Specifically,wemayflyintoaragewhenwerealizewewerebetrayedbyaclosefriendortrickedbyaclerkintobuyingsomethingunnecessaryatahighprice.Whenpeopletreatuswithcontempt,ordeliberatelyignoreus,wemaygetannoyed.Also,thesightofinjusticeoftenfillsuswithindignation.Forinstance,whenweseeachildbeingbulliedbyagroupofhoodlums,itmakesourbloodboil.
Toovercomeouranger,wehavetwooptions:
tofightortorun.Inthecaseofasmalloffense,it’sbettertowalkawayandcalmdown.Itisnotnecessarytoexplodeataslightprovocation.However,whenconfrontedwithagrossinjusticeoraseriouscrime,weneedtostandupforourselvesandspeakourmind.Afterventingouranger,wemayfeelbetter.Ifwekeepnegativefeelingstoourselves,wewillprobablyfeelmiserableforalongtimeandregretnottakingaction.
2.Whydopeoplegetdepressed?
Isthereanyconnectionbetweendepressionandbadluck?
Candepressionbeovercome?
Peoplefeelblueforavarietyofreasons.Theyfeeldepressedafterfailinganexamorlosingajob.Theyfeelgriefwhensomeonedeartothem,forexampleaclosefamilymember,passesaway,Sufferingfromaseriousdiseasewithlittlehopeofacompleterecovery,onemayfeeldejected.
Thereseemstobearelationshipbetweendepressionandbadluck.Ifyourspiritsaredownandyoushowit,peoplemightrefrainfromtalkingtoyou.Manygoodopportunitiesmayslipawayasaresult.Andyoumightbeleftwonderingwhyyourluckdoesn’tchange.
Tocheeryourselfup,youcanstudyorwork.Yourmoodmightimproveifyoukeepyourselfbusyandtrytoachievegoals.Andifstayingbusydoesn’thelp,youcanjustwaitforthesadnesstogoaway.Itissaidthattimehealsallwounds.Finally,youmightfindsolaceinrealizing.Yoursituationisnottheworst.Youcanalsochoosetolookatthebrightsideofthingsbecauseeverycloudhasasilverlining.
3.Whatmakesyouhappy?
Areyouhappywhenothersarehappy?
Thegreatestpleasuresseemtocomefromhard-wonachievements.Forexample,ifafteralotofhardwork,youpassedanimportantexamination,finishedabigproject,orgotapromotion,youwouldfeelincrediblyhappy.
Humanhappinessisnotlimitedtoone’sgoodfortuneorsuccess.Ifyouhelpsomeoneinneed,you’llprobablyfeelwonderful.ThisaccountsforthesuccessofProjectHope,throughwhichpeoplevolunteertimeanddonatemoneytohelppeopleinneed.
4.Istherearelationshipbetweenreasonandemotion?
Whichplaysabiggerroleinourlives?
Bothreasonandemotionareimportantinourlives.Althoughtheyareobviouslydifferentfromeachother,theycomplementeachotherjustthesame.Thinkaboutit,itisdifficulttoisolatereasonfromemotionandviceversa.Whenoneisarguing,oneiscombininglogicwithfeelings.Whenaspeakerisadvocatingaprinciple,thefeelingheputsintohisvoicereinforceshisargument.Whenscientistsconductresearches,theymaychooseanareathatisinterestingtothem.Darwinstudiedsciencebecausehehadbeenfascinatedbyplantsandanimalssincehischildhood.
However,insomeareaseitherreasonoremotionmayplayabiggerrole.Sciencestudentsmayneedmorelogicthanemotiontoconductexperiments,whileartstudentstendtorelymoreontheiremotionforcreativity.Withinafamily,peopleusuallycherishtheemotionaltiesbetweenfamilymembers.Emotioncouldbemoreimportantthanreasonwhenfallinginloveortrustingamemberofone’sfamily,whereasreasonplaysanimportantrolewhendecidinghowtoeducateachild.Togetherorseparate,reasonandemotionplaycriticallyimportantrolesinourlives.
UNIT2
1.Inwhatwayscanpeopleimprovetheirappearance?
Somepeoplejustwanttoimprovetheirlooksinsmallways.Theymaygoonadiettomaintainagoodfigure,wemakeuptoimprovetheirappearance,putafacialmaskorskinsmootherontheirfacesduringthemight,havetheirteethstraightened,orhavetheirnailspolished.Someothershaveaface-lifttochangetheirnoseorchin,maketheirsingle-foldeyelidsdoublefolded,andhavetheirskintightenedtosmoothoutwrinklesandcrow’sfeet.Someeveninjectbotoxtoremovewrinkles.Moredrastically,somepeoplemayhaveliposuctiontoremovefat.
2.Whydosomepeoplewanttoimprovetheirappearance?
Aloveofbeautyispartofhumannature.Peopleliketoseebeautifulscenery,flowers,andanimals.Itisnotstrangethattheyalsowanttolookatgood-lookinghumansandimprovethewaytheylookthemselves.Withimprovedfeatures,onemayfindabetterjob,attractamoredesirablespouse,andgainfasterpromotion.
Someoccupationsattachgreatimportancetoappearance.Mostactors,anchorpersons,andfashionmodelscanberecognizedbytheirlooks.
Itissometimesarguedthatbylookinggood,onetendstofeelself-confident.Withconfidence,successismorelikelytofollowinanyundertaking.
3.Whatdisadvantagesarethereinplasticsurgery?
Weshouldnotattempttochangeourphysicalappearancebycosmeticmeans.Suchchangesmaybringunexpecteddisastersinthefuture.
Somebeautifyingmethods,ifnotproperlyapplied,havedangeroussideeffects.Peoplewhoreceivebotoxinjectionstoremovewrinklesmayeventuallyruintheirskin.Somesurgicaloperationsthatareintendedtomakesingle-foldeyelidsdoublefoldactuallymakethemmulti-folded-notwhatthepatienthadinmind.
4.Howcanonestrikeabalancebetweenlowcostsandhighfashioninclothes、
Peoplewhodon’thavemuchmoneycanalsomakethemselveslookfashionable.Therearemanywaystobuyfashionableclotheswithoutspendingmuchmoney.Forexample,peoplecanbuyclothesthatareonsaleorsoldindiscountstores.It’ssmarttobuywinterclothesattheendofthewinter.Clothesarecheaperattheendofaseasonandcanbestoreduntilthenextseason.Somepeoplearegoodtailors,andtheycanaltertheirclothestomakethemfashionable.Theymayevencreateoriginalstyles.
UNIT3
1.Brieflydescribesomenatural.SearchtheInternetforinformationbeforecomingtoclass.
Therearemanykindsofnaturaldisasterssuchasearthquake,flood,drought,forestfire,tsunami,snowstorm,blizzard,hailstorm,hurricane,typhoon,tornado,landslide,andvolcaniceruption.
AnearthquakeisasuddenchangeormovementintheEarth’scrust,causingamovingandshakingoftheground.Afloodcanbecausedbyexcessiverainfallorquickmeltingofsnow.Whenthewateroverflowsariver’sbanks,thenearbylow-lyinglandisflooded.Whenthereisnorainforalongperiodoftime,thereisadrought:
cropsfailandpeoplemaydieofthirst.Aforestfiremaybecausedbylightningorhumannegligence–forexample,aburningcigarettebutt-orarson.Itmaydestroylargeforests.Atsunamiisagiantwavethatrollsontotheshore.Itcanbecausedbyanunderseaearthquake,volcaniceruptionorlandslide.Asnowstormbecomesablizzardwhenthewindblowshandandvisibilitydecreases.
2.Whatdamagecouldanearthquakecauseandwhatcanhumanbeingsdotodealwithit?
Anearthquakedamagespoorly-builtstructures.Apowerfulearthquakecandestroyevenwell-constructedbuildings.Whenthebuildingsfalldown,humanlivesandpropertyareruined.Aftershocksmaycauseadditionalcasualties.Aheavydeathtoll,ifnotdealtwithpromptly,maybefollowedbyanepidemic.
Itisdifficulttopredictearthquake,sowecanonlytakepreventivemeasures.Forexample,inanareapronetoearthquake,weshouldconstructstrong,quake-proofbuildings.Weshouldalsoprepareemergencykitsthatincludeatorch,first-aidmedicinesandbandages.Weshouldmoveoutofdangerousquakezones.Whenanearthquakestrikeswhileweareinabuilding,weshouldmoveoutside.Ifthereisnotimetoleave,wecanhideunderastrongtableorbadtoavoidbeinghurtbyfailingobjects.Don’tforgettoturnofftheelectricityandgastoavoidaccidents.
3.Whatdamagecanafloodbringaboutandwhatcanwedotodealwithit?
Afloodcaninundateavastarea,destroyingcropsandbuildings.Ifpeopledonotescapeingoodtime,theyaredrowned.Followingtheflood,thereiscropfailure,whichmayleadtowidespreadfamine.Ifmanypeopledieintheflooding,theirbodies,ifnottreatedquickly,waygiverisetoanepidemic.
Thankstotechnologicalprogress,wecannowdealwithfloodsmoresuccessfully.Wecanbuilddykestopreventriversfromoverflowingtheirbanks.Wecanbuilddamsandreservoirstoregulatethewaterleveltopreventafloodoradrought.Whenthereistoomuchsiltintheriver,wecandredgeit.Deforestationcanbeprohibitedintheupper-streamareas.Treesandgrasshelptokeepsoilinplaceanddecreasesiltintheriver.Whenfloodingthreatens,thepopulationoflowlyingareaswillbeevacuatedaccordingtoplan.
4.Canweovercomenaturaldisasters?
Naturaldisastersareoftensopowerfulthattheycausewidespreaddestruction.Inthefaceoftheragingelements,manmayseemhelpless.
However,thereisalothumanbeingcandotoreducethedangers.Forexample,althoughtheforceofanearthquakeisintimidating,wecanconstructquake-proofbuildings,andavoiddangerousquakezones.Topreventflooding,wehavebuilddykes,damsandreservoirs,andmanypotentialfloodshavebeenprevented.Thedamsandreservoirscanalsobeusedtofightadroughtbyallowingtheirrigationofdryfields.Asalastresort,wecanchoosetoevacuateadisaster-pronearea.Infact,humanbeingshaveachievedremarkablesuccessinovercomingnaturaldisasters.
Unit4
1.Inanenterpriseorins
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