如何认识公有制的性质与实现形式之间的关系?
答：实现形式要解决的是发展生产力的组织形式和经营方式问题，只要能够有利于生产力的发展，公有制的实现形式可以而且应当多样化，一切反映社会化生产规律的经营方式和组织形式都可以大胆利用。社会主义公有制的具体实现形式，在不同的社会主义国家和同一国家的不同地区，不同部门，不同时期不是一成不变的，而是适应于生产社会化水平和生产发展的需要而变革和完善的。
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完型填空(本大题共10小题，每小题1分，共10分)从选项中选择一个最适合短文的选项，错选、多选或未选均无分。
Joggingisbecomingoneofthe___21___growingactivitiesinthenation.Morepeoplearestartingjogeachyear.This,however,isarecentoccurrence.Itwasnotlongago__22____joggerswereraresight.Somepeoplethoughtthattheylookedquitestrange.As__23____peoplebeganjoggingthesightofthembecamemorecommon.Therearemanyreasons___24___apersontotakeupjogging.First,itisagoodformofexercise.Thisis__25____itinvolvestheuseofmanypartsofthebody.Theexercisingoftheheartisofgreatbenefit.Thisisoneofthemostimportantpartsofthehumanbody.Iftheheartdoesnotgettheneededexercise,seriousproblemscanoccur.___26___reasonforjoggingisforenjoyment.___27___beinggoodforpeople,itcanalsobeverymuchfun.Partofthefunofjoggingcomesfromtheopportunityitprovidesformeetingotherpeoplewhoenjoyit.One___28___thatshouldbeconsidered___29___apersontakesupjoggingasaformofexerciseofenjoymentisthatitisnotforeveryone.Peopleshouldfirstcheck30theirdoctorsandbepreparedtofindanotherformofexerciseifjoggingisnotrecommended.
21.A.fastestB.quickestC.mostD.best
22.A.whenB.whileC.thatD.as
23.A.manyB.thoseC.moreD.the
24.A.ofB.withC.forD.in
25.A.thatB.whyC.reasonableD.because
26.A.AB.OtherC.TheotherD.Another
27.A.ExceptB.ExceptforC.BesidesD.Regardlessof
28.A.matterB.eventC.thingD.occurrences
29.A.ofB.thatC.whatD.when
30.A.outB.overC.onD.with