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公共英语四级考试阅读题型辅导2017年公共英语四级考试阅读题型辅导Acockisvaliantonhisowndunghill.以下是小编为大家搜索整理的2017年公共英语四级考试阅读题型辅导，希望能给大家带来帮助!更多精彩内容请及时关注我们应届毕业生考试网!ChangingRolesofPublicEducationOneofthemostimportantsocialdevelopmentsthathelpedtomakepossibleashiftinthinkingabouttheroleofpubliceducationwastheeffectofthebabyboomofthe1950'sand1960'sontheschools.Inthe1920's,butespeciallyintheDepressionconditionsofthe1930's,theUnitedStatesexperiencedadecliningbirthrate——everythousandwomenagedfifteentoforty-fourgavebirthtoabout118livechildrenin1920，89.2in1930，75.8in1936,and80in1940.WiththegrowingprosperitybroughtonbytheSecondWorldWarandtheeconomicboomthatfollowedityoungpeoplemarriedandestablishedhouseholdsearlierandbegantoraiselargerfamiliesthanhadtheirpredecessorsduringtheDepression.Birthratesroseto102perthousandin1946,106.2in1950,and118in1955.Althougheconomicswasprobablythemostimportantdeterminant,itisnottheonlyexplanationforthebabyboom.Theincreasedvalueplacedontheideaofthefamilyalsohelpstoexplainthisriseinbirthrates.Thebabyboomersbeganstreamingintothefirstgradebythemid1940'sandbecameafloodby1950.Thepublicschoolsystemsuddenlyfounditselfovertaxed.Whilethenumberofschoolchildrenrosebecauseofwartimeandpostwarconditions,thesesameconditionsmadetheschoolsevenlesspreparedtocopewiththeflood.Thewartimeeconomymeantthatfewnewschoolswerebuiltbetween1940and1945.Moreover,duringthewarandintheboomtimesthatfollowed,largenumbersofteacherslefttheirprofessionforbetter-payingjobselsewhereintheeconomy.Thereforeinthe1950'sand1960's,thebabyboomhitanantiquatedandinadequateschoolsystem.Consequently,the"custodialrhetoric"ofthe1930'sandearly1940'snolongermadesensethatis,keepingyouthsagedsixteenandolderoutofthelabormarketbykeepingtheminschoolcouldnolongerbeahighpriorityforaninstitutionunabletofindspaceandstafftoteachyoungerchildrenagedfivetosixteen.Withthebabyboom,thefocusofeducatorsandoflaymeninterestedineducationinevitablyturnedtowardthelowergradesandbacktobasicacademicskillsanddiscip
