有以下程序，程序运行后的输出结果是()。main(){intc=0,k;for(k=1;k<3;k++)switch(k){default:c+=k;case2:c++;break;case4:c+=2;break;}printf("%d",c);}

13、根据蒙台梭利教具设计的针对性原则，蒙台梭利小班(2～3岁)的教具设置就应以日常生活教具和感官教具为主。（）

int类型变量占用两个字节，若有定义：int[]x=newint[10]{0,2,4,4,5,6,7,8,9,10};则数组x在内存中所占字节数是：

假定int类型变量占用两个字节，其有定义：intx[10]={0,2,4};，则数组x在内存中所占字节数是

已知等比数列2,4,8,16，…求该数列的第7项（）

过程考核二（数列）：已知等比数列2,4,8,16，…求该数列的第7项（）

4、滑坡和泥石流是斜坡破坏的常见形式。

22x.有程序段如下：#include"stdio.h"intmain(){intc;while((c=getchar())!='\n'){switch(c-'2'){case0:case1:putchar(c+4);case2:putchar(c+4);break;case3:putchar(c+3);default:putchar(c+2);break;}}return0;}若运行该程序时，按如下形式从键盘输入数据，则程序的运行结果为输入数据：2473【enter】

4.以下说法正确的是（）

AIDS’ThreattoAsiaGrows　　NEWDELHI-Justafewyearsago.Malawasatypicalmiddle-classIndianhousewife.Shecooked,cleanedandlookedafterhertwosmallchildren.　　Lastyear,herlifetookatragicturn.HerhusbanddiedofAIDS;shewasfoundoutHIV-positive(爱滋病病毒检验呈阳性反应)andhermother-in-lawtookherchildrenawayfromher,sayingtheywouldgetthedisease.“Whenfriendsdroppedforavisit,shewouldintroduceme,saying,‘Sheismyson’swidow.ShehasAIDS,’”saidMala.AIDSisnowdescribedas“explosive(炸药)“aroundtheworld.AstudyofahospitalintheportcityofDurbaninSouthAfrica,wheretheworld’sbiggestandAfrica’sfirstAIDSconferenceopenedlastSunday,foundthatalmosthalfthebedsinmedicalwards(病房)wereoccupiedbyAIDSpatients.　　SouthAfricahasoneoftheworld’sfastestgrowingHIVinfections(传染),with1,700peopleinfecteddaily,addingtothe4.3million,or10percentofitspopulation,livingwithHIV.Untilnow,AsiahasbeenmoresuccessfulinholdingtheAIDSvirus(病毒)thanAfrica,wherethediseasehaskilledabout12millionpeople.　　AIDSisnowthreateningtosurroundmanyofAsia’spoverty-strickencountries.CountriesinAsia,suchasCambodia,andThailand,haveHIVinfectionspeedsover1percent.Butthelowspeedshidehugenumbersofaffectedpeople,becauseofthepopulationbase.　　InIndia,forexample,3.7millionareinfected,morethaninanyothercountryexceptSouthAfrica.InChina,anestimated500,000people,mainlydrugusers,livewithHIV/AIDS.GordonAlexander,asenioadvisorforUNAIDSinIndia,estimates(估计)thatthenumberhitbyAIDSinAsiawillclimbabouteightmillionoverthenextfiveyearsfromaboutsixmillion.　　InmanyAsiancountries,thebattleagainstHIVisasocialandculturaloneagainstpublicdiscussionofsexualhealthputanationwidemediacampaignintoACTiontolimitthespeedofHIVthroughunsafesex.BrentonWong,anofficialforSingapore’sACTionforAIDS,saystheACTualHIVincidenceinthecitystateof3.9millionpeopleisatleasteighttimeshigherthanofficialdata.”Shameanddenyisstillvery,verycommonsopeopleareafraidtogettestedandmanytimeswon’teventelltheirfamiliesiftheytestpositive,”saidWong.4.__________isthesecondlargestcountrywhichhasmoreHIVinfectionallovertheworld.

4.__________isthesecondlargestcountrywhichhasmoreHIVinfectionallovertheworld.

AppleofSodom

创建对象时系统将调用适当的构造方法给对象初始化。

创建对象时系统将调用适当的构造方法给对象初始化。

以下哪两项是正确的char型变量的声明？