文艺复兴和启蒙运动大大的推动着欧洲自然科学的发展。17世纪以前,几何和代数自立门户,

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问题:

文艺复兴和启蒙运动大大的推动着欧洲自然科学的发展。17世纪以前,几何和代数自立门户,各自独立发展.随着生产实践的进步,人们愈来愈多地考察研究运动着的物体,时代要求几何和代数“联姻”——解析几何诞生了。许多几何问题都可以转化为代数问题来研究。试问下列哪项不属于几何学上的三大尺规作图?()

A.化圆为方

B.三等分角

C.立方倍积

D.地图着色

考点:历史知识竞赛历史知识竞赛题库
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CT平扫示第四脑室内等、低混合密度病灶,边界欠清。第四脑室受压,向左前方移位。增强示病灶不均匀增强,低密度区不增强

A.催乳素腺瘤
B.促肾上腺皮质素腺瘤
C.生长素腺瘤
D.颅咽管瘤
E.松果体区肿瘤

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下列程序的运行结果是______。 void fun(int *a,int *b) { int *k; k=a;a=b;b=k; } main() { int a=3,b=6,*x=&a,*y=&b; fun(x,y); printf("%d%d",a,b); }

A.6 3

B.3 6

C.编译出错

D.00

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第三节:完形填空(共20小题;每小题1.5分,满分30分)

I grew up in a small town in Kentucky.My father raised chickens and ran a construction company.I was barely 10 years old  41  my dad gave me the responsibility of  42  the chickens and cleaning up the henhouse. He  43  it was important for me to have those jobs to learn  44  .Then,when I was 22, I found another  45  in Natchbill at a country music club called the Natchbill Palace. I washed dishes and  46  from 4:00 p.m. to 9:00 p.m. and then went on stage and  47  until 2:00 in the morning. It wasn't long  48  I became known as a singing cook. I had been turned down so many times by  49   companies that it was hard not to be  50  .One night, my manager and a woman executive (董事) from a  51  named Warner Brothers Records came to my performance. When the  52  was over, we sat down and talked. After they left, I  53  to myself that it was one more  54  . A few weeks later, however, my  55  received a phone call--Warner Brothers wanted to   56  me to a record deal. Soon after, I released my first record in June 1986. It sold over 2 million copies. My best  57  had gone into every job I ever held. It was the  58  of responsibility that made me feel like a man. Knowing that I had done my best filled me with  59  , I still feel that way today,  60  I have become a well-known singer.

41.A.until       B.while   C.though D.when

42.A.feeding   B.watching     C.selling  D.counting

43.A.promised       B.believed      C.suggested    D.guessed

44.A.skills      B.knowledge   C.hardship      D.responsibility

45.A.chance    B.job      C.position       D.time

46.A.cooked   B.waited  C.served  D.helped

47.A.danced   B.played  C.sang     D.talked

48.A.that B.after    C.before  D.since

49.A.record    B.film     C.restaurant    D.food

50.A.excited   B.surprised     C.discouraged D.interested

51.A.college   B.company     C.association   D.club

52.A.song       B.play     C.meeting       D.show

53.A.pointed   B.led       C.said     D.turned

54.A.success   B.failure  C.try       D.deal

55.A.manager B.mother C.friend  D.company

56.A.offer      B.give     C.lead     D.sign

57.A.wishes    B.efforts  C.results  D.gains

58.A.power    B.duty     C.sense    D.use

59.A.pride      B.hope    C.ease     D.care

60.A.in case    B.now that      C.as if     D.even though

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生产危险化学品的,应当在危险化学品的()附有与危险化学品完全一致的化学品(),并在包装包括外包装件上加贴或者拴挂与包装内危险化学品完全一致的化学品()。

题型:单项选择题

When he unwrapped the box, he saw a large diamond __________ like a rose.  [ ]

A. looked    

B. shaped    

C. appeared    

D. formed

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