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下列选项关于外部性的表述，正确的有( )。
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下列选项关于外部性的表述正确的有______
负的外部性的存在，通常会使市场主体的活动水平低于社会所需要的水平
负的外部性的存在，通常会使市场主体的活动水平高于社会所需要的水平
正的外部性的存在，会给其他经济主体带来利益
正的外部性的存在，会给其他经济主体带来损失
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AFromthehealthpointofviewwearelivinginamarvelousage.Weareimmunizedfrombirthagainstmanyofthemostdangerousdiseases.Alargenumberofoncefatalillnessescannowbecuredbymoderndrugsandsurgery.Itisalmostcertainthatonedayremedieswillbefoundforthemoststubbornremainingdiseases.Theexpectationoflifehasincreasedenormously.Butthoughthepossibilityoflivingalongandhappylifeisgreaterthaneverbeforeeverydaywewitnesstheincredibleslaughterofmenwomenandchildrenontheroads.Manversusthemotorcar!Itisanever-endingbattlewhichmanislosing.Thousandsofpeopleovertheworldarekilledorhorriblykilledeachyearandwearequietlysittingbackandlettingithappen.Ithasbeenrightlysaidthatwhenamanissittingbehindasteeringwheelhiscarbecomestheextensionofhispersonality.Thereisnodoubtthatthemotorcaroftenbringsoutaman’sveryworstqualities.Peoplewhoarenormallyquietandpleasantmaybecomeunrecognizablewhentheyarebehindasteering-wheel.Theysweartheyareill-manneredandaggressivewillfulastwo-year-oldandutterlyselfish.Ai1theirhiddenfrustrationsdisappointmentsandjealousiesseemtobebroughttothesurfacebytheactofdriving.Thesurprisingthingisthatsocietysmilessobenignlyonthemotoristandseemstocondonehisbehaviour.Everythingisdoneforhisconvenience.Citiesareallowedtobecomealmostuninhabitablebecauseofheavytraffic;townsaremadeuglybyhugecarparks;thecountrysideisdesecratedbyroadnetworks;andthemassannualslaughterbecomesnothingmorethanastatistictobeconvenientlyforgotten.Itishightimeaworldcodewerecreatedtoreducethissenselesswasteofhumanlife.Withregardtodrivingthelawsofsomecountriesarenotoriouslylaxandeventhestrictestarenotstrictenough.Acodewhichwasuniversallyacceptedcouldonlyhaveadramaticallybeneficialeffectontheaccidentrate.Hereareafewexamplesofsomeofthethingsthatmightbedone.Thedrivingtestshouldbestandardizedandmadefarmoredifficultthanitis;allthedriversshouldbemadetotakeatesteverythreeyearsorso;theageatwhichyoungpeopleareallowedtodriveanyvehicleshouldberaisedtoatleast21;allvehiclesshouldbeputthroughstringentannualtestsforsafety.Eventhesmallestamountofalcoholinthebloodcanimpairaperson’sdrivingability.Presentdrinkinganddrivinglawswheretheyexistshouldbemadmuchstricter.Maximumandminimumspeedlimitsshouldbeimposedonallroads.GovernmentsshouldlaydownsafetyspecificationsformanufacturersashasbeendoneintheUSA.Alladvertisingstressingpowerandperformanceshouldbebanned.Thesemeasuresmaysoundinordinatelyharsh.Butsurelynothingshouldbeconsideredassevereifitresultsinreducingtheannualtollofhumanlife.Afteralltheworldisforhumanbeingsnotmotorcars.Theattitudeoftheauthoris______.
Tom'smotheralwaystoldhimnottosmokeagainbut______didn'thelp.
Hewouldratherstayathomethantogooutwithyou.
BRanch.ItwasnearLosAngelesinCalifornia.AfewyearslaterHollywoodwasoneofthefamousplacesintheworld.Atthebeginningofthe20thcenturytherewasabigfarmcalledHollywood.Fromthe1910’stothe1950’sHollywoodwasthefilmcenteroftheworld.Everyfamilyknewthenamesofitsfilmstars—CharlieChaplinGretaGarboBergmanandhundredsmore.ThereasonwhypeoplewenttoHollywoodtomakefilmswasthesun.AtfirstpeoplemadefilmsinNewYorkontheeastcoastoftheUnitedStates.ButthentheyheardaboutLosAngeleswherethereare350daysofthesuneveryyear.Astheymadeallthefilmsbysunlightthewestcoastwasamuchbetterplacetowork.AlsonearHollywoodyoucanfindmountainsandseaanddesert.Theydidnothavetotravelfartomakeanykindoffilm.WhenTVbecamepopularHollywoodstartedmakingfilmsfortelevision.Theninthe1970’stheydiscoveredpeoplestillwenttothecinematoseebigexpensivefilms.NowadaystheyarestillmakingfilmsinHollywoodandpeopleseethemallovertheworld.PeoplewenttoHollywoodtomakefilmsbecause______.
CThelawsaysthatwomenshouldhavethechanceofdoingthesamejobsasmenandearnthesameasthem.Therealityisverydifferent.Womenlosebecause25yearsaftertheEqualPayActmanyofthemstillgetpaidlessthanmen.Theylosebecausetheydolower-paidjobswhichmenjustwon’tconsider.Andtheylosebecausetheyaretheoneswhointerruptacareertohavechildren.AllthisisreportedinanindependentstudyorderedbytheGovernment’sWomen’sUnite.Thebiggestproblemisn’tequalpayinworkplacessuchasfactories.Itisasortofworkwomendo.Makealistofthelow-paidjobsthenconsiderwhodoesthem.Trynursessecretariescleanersclerksteachersinprimaryschoolsdinnerladiesandchildcarehelpers.NotalotofmenamongthatgrouparethereYetsomeofthosejobsarereallyimportant.Surelynoonewoulddenythataboutnursesandteachersforastart.SowhydowerewardthepeoplewhodothemsopoorlyTherecanbeonlyoneanswer——becausetheyarewomen.Thisisnotgoingtobeputrightovernight.ButtheGovernmentwhichemploysalotofthemandotherbosseshavetomakeastart.Itisdisgraceful可耻的thatwehavegoneintothe21stCenturybutstilltreatwomenassecond-classcitizens.Womenshouldhavethechanceofdoingthesamejobsandbepaidequallyasmen______.
______newbuildingswillbebuiltinmyhometown.
AFromthehealthpointofviewwearelivinginamarvelousage.Weareimmunizedfrombirthagainstmanyofthemostdangerousdiseases.Alargenumberofoncefatalillnessescannowbecuredbymoderndrugsandsurgery.Itisalmostcertainthatonedayremedieswillbefoundforthemoststubbornremainingdiseases.Theexpectationoflifehasincreasedenormously.Butthoughthepossibilityoflivingalongandhappylifeisgreaterthaneverbeforeeverydaywewitnesstheincredibleslaughterofmenwomenandchildrenontheroads.Manversusthemotorcar!Itisanever-endingbattlewhichmanislosing.Thousandsofpeopleovertheworldarekilledorhorriblykilledeachyearandwearequietlysittingbackandlettingithappen.Ithasbeenrightlysaidthatwhenamanissittingbehindasteeringwheelhiscarbecomestheextensionofhispersonality.Thereisnodoubtthatthemotorcaroftenbringsoutaman’sveryworstqualities.Peoplewhoarenormallyquietandpleasantmaybecomeunrecognizablewhentheyarebehindasteering-wheel.Theysweartheyareill-manneredandaggressivewillfulastwo-year-oldandutterlyselfish.Ai1theirhiddenfrustrationsdisappointmentsandjealousiesseemtobebroughttothesurfacebytheactofdriving.Thesurprisingthingisthatsocietysmilessobenignlyonthemotoristandseemstocondonehisbehaviour.Everythingisdoneforhisconvenience.Citiesareallowedtobecomealmostuninhabitablebecauseofheavytraffic;townsaremadeuglybyhugecarparks;thecountrysideisdesecratedbyroadnetworks;andthemassannualslaughterbecomesnothingmorethanastatistictobeconvenientlyforgotten.Itishightimeaworldcodewerecreatedtoreducethissenselesswasteofhumanlife.Withregardtodrivingthelawsofsomecountriesarenotoriouslylaxandeventhestrictestarenotstrictenough.Acodewhichwasuniversallyacceptedcouldonlyhaveadramaticallybeneficialeffectontheaccidentrate.Hereareafewexamplesofsomeofthethingsthatmightbedone.Thedrivingtestshouldbestandardizedandmadefarmoredifficultthanitis;allthedriversshouldbemadetotakeatesteverythreeyearsorso;theageatwhichyoungpeopleareallowedtodriveanyvehicleshouldberaisedtoatleast21;allvehiclesshouldbeputthroughstringentannualtestsforsafety.Eventhesmallestamountofalcoholinthebloodcanimpairaperson’sdrivingability.Presentdrinkinganddrivinglawswheretheyexistshouldbemadmuchstricter.Maximumandminimumspeedlimitsshouldbeimposedonallroads.GovernmentsshouldlaydownsafetyspecificationsformanufacturersashasbeendoneintheUSA.Alladvertisingstressingpowerandperformanceshouldbebanned.Thesemeasuresmaysoundinordinatelyharsh.Butsurelynothingshouldbeconsideredassevereifitresultsinreducingtheannualtollofhumanlife.Afteralltheworldisforhumanbeingsnotmotorcars.Themainideaofthispassageisthat______.
BRanch.ItwasnearLosAngelesinCalifornia.AfewyearslaterHollywoodwasoneofthefamousplacesintheworld.Atthebeginningofthe20thcenturytherewasabigfarmcalledHollywood.Fromthe1910’stothe1950’sHollywoodwasthefilmcenteroftheworld.Everyfamilyknewthenamesofitsfilmstars—CharlieChaplinGretaGarboBergmanandhundredsmore.ThereasonwhypeoplewenttoHollywoodtomakefilmswasthesun.AtfirstpeoplemadefilmsinNewYorkontheeastcoastoftheUnitedStates.ButthentheyheardaboutLosAngeleswherethereare350daysofthesuneveryyear.Astheymadeallthefilmsbysunlightthewestcoastwasamuchbetterplacetowork.AlsonearHollywoodyoucanfindmountainsandseaanddesert.Theydidnothavetotravelfartomakeanykindoffilm.WhenTVbecamepopularHollywoodstartedmakingfilmsfortelevision.Theninthe1970’stheydiscoveredpeoplestillwenttothecinematoseebigexpensivefilms.NowadaystheyarestillmakingfilmsinHollywoodandpeopleseethemallovertheworld.Inthe1910’sHollywoodbecamea______.
Toknowwhatisgoodanddoingwhatisrightaretwodifferentthings.
Wedroveovertheforestandgottothefarm.
--I'mgoingonatriptoHainanaftertheexam.--Really______!
Hangzhouisfamousasitsbeautifulscenery.
Hewrotealotofnovelsnoneof______wastranslatedintoforeignlanguages.
Manypeoplebelieveweareheadingforanenvironmentaldisaster灾难______weradically根本地changethewaywelive.
Bothteamswereinhardtraining;______waswillingtolosethegame.
Imetseveralpeopletheretwoof______beingforeigners.
--CanIusethecarnow--Sorrybutit______.
WithpropermeasurestheeconomyinChinaisbeginningto______again.
______aloneinthedarkroomthelittlegirlwassofrightenedastocryloudly.
Theteachertoldthepupilstostandinarowandnotcalloutloudly.
Everyboyandeverygirlknowsthateachdayandeachhourbringstheirduty.
AFromthehealthpointofviewwearelivinginamarvelousage.Weareimmunizedfrombirthagainstmanyofthemostdangerousdiseases.Alargenumberofoncefatalillnessescannowbecuredbymoderndrugsandsurgery.Itisalmostcertainthatonedayremedieswillbefoundforthemoststubbornremainingdiseases.Theexpectationoflifehasincreasedenormously.Butthoughthepossibilityoflivingalongandhappylifeisgreaterthaneverbeforeeverydaywewitnesstheincredibleslaughterofmenwomenandchildrenontheroads.Manversusthemotorcar!Itisanever-endingbattlewhichmanislosing.Thousandsofpeopleovertheworldarekilledorhorriblykilledeachyearandwearequietlysittingbackandlettingithappen.Ithasbeenrightlysaidthatwhenamanissittingbehindasteeringwheelhiscarbecomestheextensionofhispersonality.Thereisnodoubtthatthemotorcaroftenbringsoutaman’sveryworstqualities.Peoplewhoarenormallyquietandpleasantmaybecomeunrecognizablewhentheyarebehindasteering-wheel.Theysweartheyareill-manneredandaggressivewillfulastwo-year-oldandutterlyselfish.Ai1theirhiddenfrustrationsdisappointmentsandjealousiesseemtobebroughttothesurfacebytheactofdriving.Thesurprisingthingisthatsocietysmilessobenignlyonthemotoristandseemstocondonehisbehaviour.Everythingisdoneforhisconvenience.Citiesareallowedtobecomealmostuninhabitablebecauseofheavytraffic;townsaremadeuglybyhugecarparks;thecountrysideisdesecratedbyroadnetworks;andthemassannualslaughterbecomesnothingmorethanastatistictobeconvenientlyforgotten.Itishightimeaworldcodewerecreatedtoreducethissenselesswasteofhumanlife.Withregardtodrivingthelawsofsomecountriesarenotoriouslylaxandeventhestrictestarenotstrictenough.Acodewhichwasuniversallyacceptedcouldonlyhaveadramaticallybeneficialeffectontheaccidentrate.Hereareafewexamplesofsomeofthethingsthatmightbedone.Thedrivingtestshouldbestandardizedandmadefarmoredifficultthanitis;allthedriversshouldbemadetotakeatesteverythreeyearsorso;theageatwhichyoungpeopleareallowedtodriveanyvehicleshouldberaisedtoatleast21;allvehiclesshouldbeputthroughstringentannualtestsforsafety.Eventhesmallestamountofalcoholinthebloodcanimpairaperson’sdrivingability.Presentdrinkinganddrivinglawswheretheyexistshouldbemadmuchstricter.Maximumandminimumspeedlimitsshouldbeimposedonallroads.GovernmentsshouldlaydownsafetyspecificationsformanufacturersashasbeendoneintheUSA.Alladvertisingstressingpowerandperformanceshouldbebanned.Thesemeasuresmaysoundinordinatelyharsh.Butsurelynothingshouldbeconsideredassevereifitresultsinreducingtheannualtollofhumanlife.Afteralltheworldisforhumanbeingsnotmotorcars.Whydoestheauthorsaythathiscarbecomestheextensionofhispersonality
Shecalledontheworkerstofightagainsttheirrights.
--It's$500butthatismylastoffer.--OKitisa______.
Hekeptintouchtohisoldfriends.
Allthegirlsswaminthelakeexcepttwowho______halfway.
Hereissomebodywhomyouwanttoseehim.
Theshipchangeditscoursebecauseoftherewasastorm.
Agoodstorytellermustbeabletoholdhislisteners'curiosity______hereachestheendofthestory.
What______youdothisSundayifit______
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