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
分析信息系统的必要性主要有"显见"的必要性、"_________"的必要件和"隐见"的必要性三个方面。
存取权限由两个要素组成,它们是数据对象和_____。
现代化运输有5种基本运输方式,其中,我国最主要的运输方式是_____运输;不需要中途换装,可实现商品直达的运输方式是_____运输。
C语言程序中对文本文件的存取是以____________为单位进行的。
市场机制的作用,本质上是______作用的表现形式。
将文本型字段“学号”的“格式”属性设置为@一@@@时,则当输入E001时,将会显示_______。
幼儿园总务管理的特点在于它的______、先行性、全局性、政策性。
DBMS的数据控制功能包括完整性控制、并发控制、安全性控制和______。
设A为随机事件,P(A)=0.3,则_________.