阅读理解
Thereseemsnevertohavebeenacivilizationwithouttoysbutwhenandhowtheydevelopedisunknown．Theyprobablycameaboutjusttogivechildrensomethingtodo．
Intheancientworldasistodaymostboysplayedwithsomekindsoftoysandmostgirlswithanother．Insocietieswheresocialrolesarerigidlydeterminedboyspatterntheirplayaftertheactivitiesoftheirfathersandgirlsarebeingpreparedeveninplaytostepintotherolesandresponsibilitiesoftheadultworld．
Whatisremarkableaboutthehistoryoftoysisnotsomuchhowtheychangedoverthecenturiesbuthowmuchtheyhaveremainedthesame．Thechangeshavebeenmostlyintermsofcraftsmanshipmechanicsandtechnology．Itistheuniversalityoftoyswithregardtotheirdevelopmentinallpartsoftheworldandtheirpersistencetothepresentthatisamazing．InEgyptAmericaChinaJapanandamongtheArctic(北极的)peoplegenerallythesamekindsoftoysappeared．Variationsdependedonlocalcustomsandwayoflifebecausetoysimitatetheirsurrounding．Nearlyeverycivilizationhaddollslittleweaponstoysoldierstinyanimalsandvehicles．
Becausetoyscanbegenerallyregardedasakindofartformtheyhavenotbeensubjecttotechnologicalleapsthatcharacterizeinventionsforadultuse．Theprogressfromthewheeltothecarttotheautomobileisadirectlineofascent(进步)．Theprogressfromarattle(拨浪鼓)usedbyababyin3000BCtooneusedbyaninfanttodayhoweverisnotcharacterizedbyinventiveness．Eachrattleistheproductoftheartistictastesofthetimesandsubjecttothelimitationsofavailablematerials．
(1)
A．
theylikechallengingactivities
B．
theirsocialrolesarerigidlydetermined
C．
mostboyswouldliketofollowt