由0和1组成的n长M序列的一个周期中字符串0出现的次数是2(n-1)-1.

已知三阶实对称方阵$A$有特征值2,2,3,且$(1,1,1)^{T}$是属于3的特征向量。则$A$的属于2的线性无关的特征向量是（)。

设(3(alpha_{1}-alpha)+2(alpha_{2}+alpha)=5(alpha_{3}+alpha),)试求向量`alpha=`_____，其中`alpha_{1}=(2,5,1,3)^{T},alpha_{2}=(10,1,5,10)^{T}`，(alpha_{3}=(4,1,-1,1)^{T}。)

一个数各位数的立方和等于它本身（例：153=1*1*1+5*5*5+3*3*3），则这样的数称为水仙花数，求100-999中所有的水仙花数intmain(){inti,a,b,c;for(i=100;i<=999;i++){a=i/100;b=填空;c=i%10;if(填空)printf("%5d",i);}return0;}选择正确的填空

1.1.1电工实验中，采用平衡电桥测量电阻的阻值，是属（）测量。

Conversation1.1Whichofthefollowingstatementsistrueaccordingtotheconversation?

微机中控制总线传送的是（）

1.袋中装有3个白球，7个红球，在袋中任取4个球，则其中恰有2个白球的概率为（）。

某企业采用全月一次加权平均法计算发出原材料的成本。2007年2月1日，甲材料结存200公斤，每公斤实际成本为100元；2月10日购入甲材料300公斤，每公斤实际成本110元；2月25日发出甲材料400公斤。2月末，甲材料的库存余额为10600元。

每日摄入脂肪其中的三种脂肪酸的比例约为1:1:1,更有利于身体健康。

地球以地表为界分为外圈和内圈，以下各项不属于外圈的是（）。

每日摄入脂肪其中的三种脂肪酸的比例约为1:1:1,更有利于身体健康。

127.1.1.1是一个特殊的保留地址，供测试用。

1．招标投标制度最早起源于（）。

Cross-cultureUnderstandingonBusinessWeliveinaglobalvillage,buthowwelldoweknowandunderstandthecross-cultureonbusiness?MaybeweassumethatthewidespreadunderstandingofEnglishlanguagemeansacorrespondingunderstandingofEnglishcustoms.However,itmightnotbenecessarilythecase.Ifwewanttohavegoodbusiness,wemusthavethecross-cultureunderstandingonbusiness.Herearesometipsforyoutopayattentionto:1.EyeContactInmanyWesterncountries,includingtheUnitedStates,apersonwhodoesnotmaintain“goodeyecontact”isregardedasbeingslightlysuspicious.Americansunconsciouslyassociatepeoplewhoavoideyecontactasunfriendly,insecure,untrustworthy,inattentiveandimpersonal.However,incontrast,Japaneseadultslowertheireyeswhenspeakingtoasuperior,agestureofrespect.InThailandyoushouldclaspyourhandstogetherandloweryourheadandyoureyeswhenyougreetsomeone.LatinAmericanculture,aswellassomeAfricancultures,suchasNigeria,havelongerlookingtime,butprolongedeyecontactfromanindividualoflowerstatusisconsidereddisrespectful.IntheUS,itisconsideredrudetostare–regardlessofwhoislookingatwhom.Incontrast,thepoliteEnglishmanistaughttopaystrictattentiontoaspeaker,tolistencarefully,andblinkhiseyestoletspeakerknowheorshehasbeenunderstoodaswellasheard,whileinPakistanyoumustn’twinkforit’soffensive.2.TimeofArrivalImagineyouhavemadeanappointmentatthreeo’clock.Whattimeshouldyouexpectyourforeignbusinesscolleaguestoarrive?Ifthey’reGerman,they’llberightontime.Ifthey’reAmerican,they’llprobablybe15minutesearly.Ifthey’llbeBritish,they’llbe15minuteslateandyoushouldallowuptoanhourfortheItalians.3.AtMealandDrinkingTimeTheBritisharehappytohavebusinesslunchanddiscussbusinessmatterswithadrinkduringthemeal;theJapaneseprefernottoworkwhileeating.Lunchisatimetorelaxandgettoknowoneanother,andtheyrarelydrinkatlunchtime.TheGermansliketotalkbusinessbeforedinner.However,incontrast,theFrenchliketoeatfirstandtalkafterwards.Theyhavetobewellfedandwateredbeforetheydiscussanything.Andyoushouldn’tsitdowninacaféuntilyou’veshakenhandswitheveryoneyouknowinFrance.InRussiayoumustmatchyourhostsdrinkfordrink,ortheywillthinkyouareunfriendly;inAmericayoushouldeatyourhamburgerwithbothhandsandasquicklyasyoucan.Youshouldn’ttrytohaveaconversationuntilitiseaten;intheMiddleEastyoumustneverusethelefthandforeating,drinking,smokingorgreeting.Also,youshouldtakecarenottoadmireanythinginyourhost’shome.Theywillfeelthattheyhavetogiveittoyou.Thereareothersuggestionsoncross-cultureunderstandingonbusinessthatmighthelpyouwithyourbusiness.Onlyafewhavebeenmentionedhere.Beforeyougotoacountryonbusiness,youshouldhavetolearnsomethingmoreaboutherculture.WheninRome,doastheRomansdo.Choosethebestanswerforthefollowingquestions.1)WhichofthefollowingisnottrueaboutAmericanaccordingtothetext?