TherehavebeenalotofcastlesbuiltinBritainoverthecenturies．TheyrangefromthemorefamousandbetterpreservedcastlessuchasWindsorCastleandtheTowerofLondon，tothoselessfamousandalittlelesswelllookedafter，suchasa
TherehavebeenalotofcastlesbuiltinBritainoverthecenturies．TheyrangefromthemorefamousandbetterpreservedcastlessuchasWindsorCastleandtheTowerofLondon，tothoselessfamousandalittlelesswelllookedafter，suchasapersonalfavouriteofminePeverilCastle，thatcanbefoundinthevillageofCastletoninDerbyshire．
AlthoughtheRomansbroughtstoneworkingskillswiththemtoBritainwhentheyinvaded （入侵） andbuiltstoneforts（堡垒） acrossthecountry，theAnglo-Saxonpeople，whosettledinwhatisnowEnglandaftertheRomansleft，largely dismissed theirstyleofbuildinginfavourofwoodenstructures．ItisnotuntiltheNormanconquestof1066thatcastlesinthetruestsenseofthewordbegantoappearinBritain，whentheywerebuiltasplacesofrefuge（避难所）forwhatwasaninvadingforce，astrategyusedagaininlatercenturiesduringEngland'sinvasionsofWalesandScotland．
SomeofthebestcastlestovisitinBritainarebuiltontheborderlandswhereEnglandmeetswithWalesorScotland，amemento （纪念品） oftheEnglish--Normanexpansionistpolicyofthemiddleage．Thesearesomeofthemostremarkablelookingcastlestobefoundinthecountry，dominatingthelandscapestheyinhabit（栖息）．
EntrytomostofthecastlesrunbyEnglishHeritage，HistoricScotlandandCadwisreasonablypriced，butifyouareintendingtovisitlotsofcastlesitmightbeworthyourwhilejoiningoneoftheheritagegroups，whichonewoulddependonwhichareayouwillbein．Itisworthbearinginmindthatifyoujoinanyofthesethreegroupsyouwillbeabletogethalfpricedentryintoanyofthepropertiesrunbytheothertwo．Needlesstosaynotallcastlesarerunbyheritage （遗产） trusts，someofthebetterpreservedarestillinuseandareeitherownedprivatelyorbytheState，manyofthesearestillopentovisitors，buttheymaybeabitmoreexpensive．
Furtherinformationontheheritagetrustsmentionedearlier，includingthepropertiestheyrun，youcanclickthefollowingwebsites：
www．cadw．wales．gov．uk www．historic-scotland．gov．uk
wwwengLish-heritage．org．uk www．nationaltrust．org．uk
25．Thistextismostprobablya___．
A．historystoryabouttheBritishCastles
B．guidetovis