關于行心肺復蘇術時中途換人的敘述，正確的是
A、搶救中斷時間不得超過2～3秒E
暫無解析
通過網絡層的檢查引擎截獲數據包，抽取出相關信息，并以此為依據決定對該連接是接受還是拒絕的防火墻類型是（）
電子商務發展的第一階段是基于______的電子商務。
名詞解釋：電話銀行
Nothingcanstopusnow,__________?
完型填空(本大題共10小題，每小題1分，共10分)從選項中選擇一個最適合短文的選項，錯選、多選或未選均無分。
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
