某交流电电源电压的瞬时值表达式为u=6sinl00πt(V),则下列说法中正确的

题型:选择题

问题:

某交流电电源电压的瞬时值表达式为u=6sinl00πt(V),则下列说法中正确的是(  )

A.用交流电压表测该电源电压时,示数是6V

B.用交流电压表测该电源电压时,示数是6V

C.用此电源给电磁打点计时器供电时,打点的时间间隔为0.01s

D.把标有“6V 3W”的小灯泡接在该电源上时,小灯泡将被烧毁

考点:正弦式交变电流
题型:选择题

股东大会是由股份有限公司全体股东组成的,表达公司最高意志的权力机构。股东大会的职权可以概括为( )。

A.经营权和执行权

B.决定权和审批权

C.选举权和审批权

D.经营权和决定权

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德、智、体、美、劳全面发展意味着均衡发展。 ( )

题型:选择题
One spring afternoon five years ago, Jimmy Liao was crying in the hall of Taipei’s Sherwood Hotel. Life seemed   36 . The people who laughed as they walked past were taking their   37  for granted, just as he   38  himself. Now, however, he felt   39  -and he couldn’t even show his disappointment in his   40 .
Seeking more personally satisfying   41 , he had just left a successful job as a commercial artist when it seemed that fate (命运)played a cruel   42  on him. It was at this time that he developed cancer and was   43  to work. But that moment in the hotel was a turning point for Jimmy . He began to   44  the fact that there is no such a thing as fate, only   45 . Since then, he has published several imaginative, illustrated (带插图的)books.
According to Jimmy, you are   46  you choose to be. You can give up or you can work to be a happier person. Jimmy realized that, while the world   47  seems unfair, your choice can change your life.
This idea can be   48  in Jimmy’s books, where his characters show the powerlessness they feel   49  making their choices. The message that goes with Jimmy’s drawings, however, is   50  . Though the world may make us feel small, we must be   51 . Everything will be all right for us -as it is for the “small people”in Jimmy’s books-if we make choices that are   52   for us.
In spite of his new   53  and wealth, Jimmy prefers working   54  at home with his wife and daughter. He spends his mornings drawing. To Jimmy, living a life as he chooses means much more than money and fame could   55  .
小题1:
A.unhappyB.unusualC.unfairD.uneasy
小题2:
A.healthB.wealthC.happinessD.illnesses
小题3:
A.ought toB.had toC.needed toD.used to
小题4:
A.ashamedB.disappointedC.helplessD.endless
小题5:
A.cryingB.paintingC.imagination D.consideration
小题6:
A.homeB.conditionC.situationD.work
小题7:
A.gameB.trickC.roleD.part
小题8:
A.unableB.impossibleC.unfitD.difficult
小题9:
A.understandB.faceC.refuseD.recognize
小题10:
A.failuresB.effortsC.choicesD.interests
小题11:
A.thatB.whatC.whichD.whoever
小题12:
A.alwaysB.seldomC.sometimesD.usually
小题13:
A.foundB.drawnC.writtenD.accepted
小题14:
A.afterB.aboutC.withD.before
小题15:
A.powerfulB.hopefulC.usefulD.successful
小题16:
A.greatB.strongC.braveD.equal
小题17:
A.scientificB.basicC.rightD.simple
小题18:
A.productB.fameC.nameD.job
小题19:
A.rapidlyB.separatelyC.slowlyD.quietly
小题20:
A.offerB.gainC.gatherD.earn
题型:选择题

道路边缘与铁轨的最小距离应不小于()m。

A.1

B.2

C.3

题型:选择题

下列关于经营杠杆的说法,错误的是( )。

A.高经营杠杆行业中的企业在生产量越高的情况下获得的利润越高

B.经营杠杆较高的行业,产品平均成本随着生产量的增加而下降

C.高经营杠杆的行业在经济恶化的情况下可以较快和较容易地减少成本

D.维持市场占有率是高经营杠杆的成熟行业保证盈利能力的关键因素

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