1.GPS信号测距码和数据码通过（）技术调制到载波上。

4.如果接收机的钟差为固定参数，则单点定位测距定位方程中未知参数的个数是（）。

4．O2O模式，即OnlinetoOffline，是指将线下的商务机会与互联网结合起来的商务模式。

1．电子商务与传统商务在本质上没有差别，只是手段不同而已。

4．（）是指专业销售或提供某一类别商品或服务的B2C电子商务模式。

1．电子商务活动的直接参与者通常不包括（）。

4.文学形象不具有直接的现实性，用语言表现的形象只能以概念符号的形式呈现，需要通过接受者的想象和联想才可能间接地被感知。这指的是文学形象的（）特点。

1、被审计单位管理层的认定包括()。

4、下列各项中，应作为审计工作底稿的有()。

4、注册会计师为了证实固定资产完整性，最有效的程序是()。

以下程序中，请选出错误的那行process(clk，d)BeginSignald:std_logic;----------1Variableq:std_logic;----------2Ifclk`eventandclk=’1’Thenq<=d;----------3endif;----------4Endprocess；

上升沿检测有四种表达式可以检测，请写出另外两句上升沿测试语句。（10分）（1）；（2）(CLK’EVENTANDCLK=’1’)AND(CLK’LAST_VALUE=’0’);（3）CLK=’1’ANDCLK’LAST_VALUE=0;（4）；

Directions:Thereare3passagesinthissection.Eachpassageisfollowedby5questionsorunfinishedstatements.ForeachofthemtherearefourchoicesmarkedA),B),C)andD).YoushoulddecideonthebestchoiceandmarkthecorrespondingletterontheAnswerSheet.Text1Engineeringstudentsaresupposedtobeexamplesofpracticality(实用性)andrationality(理性),butwhenitcomestomycollegeeducationIamanidealistandafool.InhighschoolIwantedtobeanelectricalengineerand,ofcourse,anysensiblestudentwithmyaimswouldhavechosenacollegewithalargeengineeringdepartment,famousreputationandlotsofgoodlabsandresearchequipment.Butthat’snotwhatIdid.Ichosetostudyengineeringatasmallliberal-arts(文科)universitythatdoesn’tevenofferamajorinelectricalengineering.Obviously,thiswasnotapracticalchoice;Icamehereformorenoblereasons.Iwantedabroadeducationthatwouldprovidemewithflexibilityandavaluesystemtoguidemeinmycareer.Iwantedtoopenmyeyesandexpandmyvisionbyinteractingwithpeoplewhoweren’tstudyingscienceorengineering.Myparents,teachersandotheradultspraisedmeforsuchawisechoice.TheytoldmeIwaswiseandmaturebeyondmy18years,andIbelievedthem.IheadedofftothecollegeandsureIwasgoingtohaveanadvantageoverthosestudentswhowenttobigengineering"factories"wheretheydidn’tcareifyouhadvaluesorwereflexible.Iwasgoingtobeacompleteengineer:technicalgeniusandsensitivehumanistallinone.NowI’mnotsosure.Somewherealongthewaymynobleideascrashedintoreality,asallnobleideasfinallydo.Afterthreeyearsofstrugglingtobalancemath,physicsandengineeringcourseswithliberal-artscourses,Ihavelearnedtherearereasonswhyfewengineeringstudentstrytoreconcileengineeringwithliberal-artscoursesincollege.Therealitythathasblockedmypathtobecomethetypicalsuccessfulstudentisthatengineeringandtheliberalartssimplydon’tmixaseasilyasIsupposedinhighschool.Individuallytheyshapeapersoninverydifferentways;togethertheythreatentoconfuse.Thestruggletoreconcilethetwofieldsofstudyisdifficult.1.Whydidtheauthorchoosetostudyengineeringatasmallliberal-artsuniversity?

Engineeringstudentsaresupposedtobeexamplesofpracticality(实用性)andrationality(理性),butwhenitcomestomycollegeeducationIamanidealistandafool.InhighschoolIwantedtobeanelectricalengineerand,ofcourse,anysensiblestudentwithmyaimswouldhavechosenacollegewithalargeengineeringdepartment,famousreputationandlotsofgoodlabsandresearchequipment.Butthat’snotwhatIdid.Ichosetostudyengineeringatasmallliberal-arts(文科)universitythatdoesn’tevenofferamajorinelectricalengineering.Obviously,thiswasnotapracticalchoice;Icamehereformorenoblereasons.Iwantedabroadeducationthatwouldprovidemewithflexibilityandavaluesystemtoguidemeinmycareer.Iwantedtoopenmyeyesandexpandmyvisionbyinteractingwithpeoplewhoweren’tstudyingscienceorengineering.Myparents,teachersandotheradultspraisedmeforsuchawisechoice.TheytoldmeIwaswiseandmaturebeyondmy18years,andIbelievedthem.IheadedofftothecollegeandsureIwasgoingtohaveanadvantageoverthosestudentswhowenttobigengineering"factories"wheretheydidn’tcareifyouhadvaluesorwereflexible.Iwasgoingtobeacompleteengineer:technicalgeniusandsensitivehumanistallinone.NowI’mnotsosure.Somewherealongthewaymynobleideascrashedintoreality,asallnobleideasfinallydo.Afterthreeyearsofstrugglingtobalancemath,physicsandengineeringcourseswithliberal-artscourses,Ihavelearnedtherearereasonswhyfewengineeringstudentstrytoreconcileengineeringwithliberal-artscoursesincollege.Therealitythathasblockedmypathtobecomethetypicalsuccessfulstudentisthatengineeringandtheliberalartssimplydon’tmixaseasilyasIsupposedinhighschool.Individuallytheyshapeapersoninverydifferentways;togethertheythreatentoconfuse.Thestruggletoreconcilethetwofieldsofstudyisdifficult.4.Theunderlinedsentenceinthe1stparagraphmeans___________.

当消费函数为c=a+by，（a>0，0<b<1），这表明，平均消费倾向