根据下面材料，回答第21～25题：
Homeworkhasneverbeenterriblypopularwithstudentsandevenmanyparents,butinrecentyearsithasbeenparticularlyscorned.Schooldistr ictsacrossthecountr y,mostr ecentlyLosAngelesUnified,arerevisingtheirthinkingonhiseducationalritual.Unfortunately,L.A．Unifiedhasproducedaninflexiblepolicywhichmandatesthatwiththeexceptionofsomeadvancedcourses,homeworkmaynolongercountformorethan10%ofastudent’sacademicgrade.
Thisruleismeanttoaddressthedifficultythatstudentsfromimpoverishedorchaotichomesmighthaveincompletingtheirhomework.Butthepolicyisunclearandcontr adictory.Certainly,nohomeworkshouldbeassignedthatstudentscannotd owithoutexpensiveequipment.Butifthedistr ictisessentiallygivingapasstostudentswhodonotd otheirhomeworkbecauseofcomplicatedfamilylives,itisgoingriskilyclosetotheimplicationthatstandardsneedtobeloweredforpoorchildren.
Distr ictadministr atorssaythathomeworkwillstillbeapatofschooling:teachersareallowedtoassignasmuchofitastheywant.Butwithhomeworkcountingfornomorethan10%oftheirgrades,studentscaneasilyskiphalftheirhomeworkandseeveylittledifferenceontheirreportcards.Somestudentsmightd owellonstatetestswithoutcompletingtheirhomework,butwhataboutthestudentswhoperformedwellonthetestsanddidtheirhomework?Itisquitepossiblethatthehomeworkhelped.Yetr atherthanempoweringteacherstofindwhatworksbestfortheirstudents,thepolicyimposesaflat,across-the-boardrule.
Atthesametime,thepolicyaddressesnoneofthetr ulythornyquestionsabouthomework.Ifthedistr ictfindshomeworktobeunimportanttoitsstudents’academicachievement,itshouldmovetoreduceoreliminatetheassignments,notmakethemcountforalmostnothing.Conversely,ifhomeworkdoesnothingtoensurethatthehomeworkstudentsarenotassigningmorethantheyarewillingtoreviewandcorrect.
Thehomeworkrulesshouldbeputonholdwhiletheschoolboard,whichisresponsibleforsettingeducationalpolicy,looksintothematterandconductspublichearings.ItisnottoolateforL.A．Unifiedtodohomeworkright.
第21题Itisimpliedinparagraph1thatnowadayshomework_____.
[A]isreceivingmorecriticism
[B]isnolongeraneducationalritual
[C]isnotr equiredforadvancedcourses
[D]isgainingmorepreferences
正确答案：A
