Everyoneknowsaboutstraight-Astudents．WeseethemfrequentlyinTVsituationcomediesandinmovieslikeRevenge（报复）oftheNerds．Theygethighgrades，allright，butonlybybecomingdulllaborers，theirnosesalwaysstuckinabook

　　Everyoneknowsaboutstraight-Astudents．WeseethemfrequentlyinTVsituationcomediesandinmovieslikeRevenge（报复）oftheNerds．Theygethighgrades，allright，butonlybybecomingdulllaborers，theirnosesalwaysstuckinabook．Theyarenotgoodatsocialcommunicationandlookclumsywhiledoingsports．

　　How，then，doweaccountforDomenicaRomanorPaulMelendres？

　　RomanisonthetennisteamatFairmontSeniorHighSchool．Shealsosingsinthechoralgroup，servesonthestudentcouncilandisamemberofthemathematicssociety．FortwoyearsshehasmaintainedA'sineverysubject．Melendres，afreshmanattheUniversityofNewMexico，wasstudent-bodypresidentatValleyHighSchoolinAlbuquerque．Heplayedsoccerandbasketballwell，exhibitedatthesciencefair，andmeanwhileworkedasareporteronalocaltelevisionstation．Beingaspeechgiveratthegraduationceremony，heachievedstraightA'sinhisregularclasses，plusbonuspointsforA'sintwocollege-levelcourses．

　　Howdosuper-achieverslikeRomanandMelendresdoit？Brainsaren'ttheonlyanswer．"Topgradesdon'talwaysgotothebrighteststudents，"declaresHerbertWalberg，aprofessorofeducationattheUniversityofIllinoisatChicago，whohasconductedmajorstudiesonsuper-achievingstudents．"Knowinghowtomakethemostofyourinnate（天生的）abilitiescountsformore．Muchmore．"

　　Infact，Walbergsays，studentswithhighIQsometimesdon'tdoaswellasclassmateswithlowerIQ．Forthem，learningcomestooeasilyandtheyneverfindouthowtogetdown．

　　Hardworkisn'tthewholestory，either．"It'snothowlongyousittherewiththebooksopen，"saidoneofthemany-Astudentsweinterviewed．"It'swhatyoudowhileyou'resitting．"Indeed，someofthesestudentsactuallyputinfewerhoursofhomeworktimethantheirlower-scoringclassmates．

　　Thekidsatthetopoftheclassgettherebymasteringafewbasictechniquesthatotherscanreadilylearn．

　　73．Whatcanweconcludefromthefirstparagraph？___

　　A．MostTVprogramsandfilmsareaboutstraight-Astudents．

　　B．Peoplehaveunfavorableimpressiononstraight-Astudents．

　　C．Everyoneknowsaboutstraight-AstudentsfromTVorfilms．