阅读理解Therearetwofactorswhichdetermineanindividual'sintelligence(个人的智力).Thefirstisthesortofbrainheisbornwith.Hunanbrainsdifferconsiderablysomebeingmorecapablethanothers.Butnomatterhowgoo
阅读理解
Therearetwofactorswhichdetermineanindividual'sintelligence(个人的智力).Thefirstisthesortofbrainheisbornwith.Hunanbrainsdifferconsiderablysomebeingmorecapablethanothers.Butnomatterhowgoodabrainhehastobeginwithanindividualwillhavealoworderofintelligenceunlesshehasopportunitiestolearn.Sothesecondfactoriswhathappenstotheindividual——thesortofenvironmentinwhichheisreared.Ifanindividualishandicapped(妨碍)environmentallyitislikelythathisbrainwillfailtodevelopandhewillneverattainthelevelofintelligenceofwhichheiscapable.
Demonstratedbythecasehistoryoftheidentical(完全相同的)twinsPeterandMarkX.Beingidenticalthetwinshadidenticalbrainsatbirthandtheirgrowthprocesseswerethesame.Whenthetwinswerethreemonthsoldtheirparentsdiedandtheywereplacedinseparatedfosterhomes.Peterwasrearedbyparentsoflowintelligenceinanisolatedcommunitywithpooreducationalopportunities.Markwasrearedinthehomeofwell-to-doparentswhohadbeentocollege.Hewasrearedtoasachildsenttogoodschoolsandgiveneveryopportunitytobestimulatedintellectually.Thisenvironmentdifferencecontinueduntilthetwinswereintheirlateteenswhentheyweregiventeststomeasuretheirintelligence.Peter'sI.Q.was125twenty-fivepointshigherthantheaverageandfullyfortypointshigherthanhisidenticalbrother.Givenequalopportunitiesthetwinshavingidenticalbrainswouldhavetestedatroughlythesamelevel.
(1)Thisselectioncanbestbetitled________.
[]
A．MeasuringYourIntelligence
B．IntelligenceandEnvironment
C．TheCaseofPeterandMark
D．HowtheBrianInfluencesIntelligence
(2)Thebeststatementofthemainideaofthispassageisthat________.
[]
A．humanbrainsdifferconsiderably
B．thebrainapersonisbornwithisimportantindetermininghisintelligence
C．environmentiscrucial(决定性的)indeterminingaperson'sintelligence
D．personshavingidenticalbrainswillhaveroughlythesameintelligence
(3)Thecasehistoryofthetwinsappearstosupporttheconclusionthat________.
[]
A．individua