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2017職稱英語《衛(wèi)生A級》練習(xí)題及答案Highways?Withtheincreaseinautoproduction,privateturnpike(收費公路)companiesunderlocalauthoritiesbegantospringup,andby1921therewere387,000milesofpavedroads.Atthattime,therewerenonationalstandardsforsize,weightrestrictions,orweightoftrucks.DuringtheWorldWarI,roadsthroughoutthecountrywerenearlydestroyedbytheweightoftrucks.WhenGeneralEisenhowerreturnedfromGermanyin1919,henoted,Theoldconvoy(車隊)hadstartedmethinkingaboutgood,two-lanehighways,butGermany'sautobahnormotorwayhadmademeseethewisdomofbroaderribbonsacrosstheland.?Theinterstatehighwaysystemwasfinallystartedin1956.Tobuildits44,000-milewebofhighways,bridges,andtunnels,hundredsofuniqueengineeringdesignsandsolutionshadtobeworkedout.Consideringthemanygeographicfeaturesofthecountrysuchasmountains,steepgrades,wetlands,rivers,desertsandplains,innovativedesignsofroadwaysbegantoweavetheirwayacrossthecountry,foreveralteringthefaceofAmerica.?Today,theinterstatesystemlinkseverymajorcityintheU.S.,andtheU.S.withCanadaandMexico.Builtwithsafetyinmind,thehighwayshavewidelanesandshoulders,dividingmedians,orbarriers,longentryandexitlanes,curvesengineeredforsafeturns,andlimitedaccess.ThedeathrateonhighwaysishalfthatofallotherU.S.roads(0.86deathsper100millionmilescomparedto1.99deathsper100milliononallotherroads).?ByopeningtheNorthAmericancontinent,highwayshaveenabledconsumergoodsand?servicestoreachpeopleinremoteandruralareasofthecountry,spurredthegrowthofsuburbs,andprovidedpeoplewithgreateroptionsintermsofjobs,accesstoculturalprograms,healthcare,andotherbenefits.Aboveall,theinterstatesystemprovidesindividualswithwhattheycherishmost:personalfreedomofmobility.?Theinterstatesystemhasbeenanessentialelementofthenation'seconomicgrowthintermsofshippingandjobcreation:morethan75percentofthenation'sfreightdeliveriesarrivebytruck;andmostproductsthatarrivebyrailorairuseinterstatesforthelastlegofthejourneybyvehicle.?NotonlyhasthehighwaysystemaffectedtheAmericaneconomybyprovidingshippingroutes,butithasledtothegrowthofspin-offindustrieslikeservicestations,motels,restaurants,andshoppingcenters.Ithasallowedtherelocationofmanufacturingplantsandotherindustriesfromurbanareastoruralareas.?16.Nationalstandardsforpavedroadswereinplaceby1921.?A.Right?B.Wrong?C.Notmentioned?17.EisenhowerfeltthatthebroadGermanmotorwayshadbetterqualitythanthehighwaysofAmerica.?A.Right?B.Wrong?C.Notmentioned?18.Inthe1950stheAmericangovernmentfinallytookactiontobuildanationalhighwaysystem.?A.Right?B.Wrong?C.Notmentioned?19.Manyoftheproblemspresentedbythecountry'sgeographicalfeaturesfoundsolutionsininnovativeengineeringprojects.?A.Right?B.Wrong?C.Notmentioned?20.Withsafetyconsiderations,thedeathrateoninterstatehighwaysisstillhigherthanthatofotherAmericanroads.?A.Right?B.Wrong?C.Notmentioned?21.TheinterstatehighwaysystemprovidesaccessbetweenmajormilitaryinstallationsinAmerica.?A.Right?B.Wrong?C.Notmentioned?22.Servicestations,motelsandrestaurantspromotedthedevelopmentoftheinterstatehighwaysystem.?A.Right?B.Wrong?C.Notmentioned?【參考答案】?16.B。題干:只有在2月我們需要關(guān)注孩子的口腔健康。文章第一句講:“2月是國際兒童牙齒健康月,但是每天都需要重視孩子的口腔健康”。因此題干所述與文章信息不符,選B。?17.A。題干:牙齒和口腔疾病在大人和孩子中都非常常見。文章第一段中提到:“在國際口腔健康日發(fā)布了最為綜合的研究結(jié)果,把口”因此,題干所述與原文相符,故選擇A。?18.C。題干:男孩子因為牙疾病問題缺失的課程更多。文章并沒有提及題干所述問題,所以選C。?19.A。題干:孩子的口腔問題可以發(fā)展成更為嚴(yán)重的問題。文章第三段講:“這很重要,因為牙齒疾病可以影響孩子的自尊心,并導(dǎo)致吃飯、說話、聽力等方面的問題。”題干所述與文章信息相符,因此選A。?20.B。題干:牙齒問題不可能避免。文章第四段講:“但是很多時候,牙齒問題是可以避免的。

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