试问,能否将由1至100这100个自然数排列在圆周上,使得在任何5个相连的数中,

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问题:

试问,能否将由1至100这100个自然数排列在圆周上,使得在任何5个相连的数中,都至少有两个数可被3整除?如果回答:“可以”,则只要举出一种排法;如果回答:“不能”,则需给出说明.

考点:整除和除尽
题型:解答题

The Internet, mobile phones and Ipads are part of our lives now. Technology is greatly affecting all ways of our lives, from the ways we work to the ways we play. And it even causes a number of social problems such as cloning humans.

  We have had lots of technology and it has changed our lives a lot. There is no doubt that humans will continue to use more and more technology. Here are some examples of modern technology that will change our ideas and will affect our lives greatly.

  Global positioning system (GPS) (全球定位系统)

  It’s a system that uses radio signals from satellites to show exact(精确地) information. It tells you where the user is on the earth in all weather conditions. It’s made up of three parts: satellites, control equipments (设备) on land and receivers.

  Space Technology

  Russian and American scientists have worked together for the international Space Station (ISS) for a long time. They hope the ISS will provide a long-lasting lab. Such a lab will bring humans limitless(无限的) advantages. It’s even hoped that one day space technology will take humans to their new houses in space.

Underwater Robot

Hercules is a kind of underwater robot with some high technology equipments. It will be used to search for ancient ships which were destroyed into the deep sea during their journey long ago.

The world is changing so quickly that it’s hard for us to catch up with all the new inventions because they seem to come out every month. It’s important for us to learn about new technology and the role that it plays in our lives. So we should be willing to accept modern technology, or we will fall behind the times.

小题1:______ can tell you where the user is on the earth exactly.

A.Satellites

B.Receivers

C.Global Positioning System

D.Underwater Robot小题2:According to the passage, which is NOT true about the ISS?

A.It has carried people to other planets.

B.It will provide a long-lasting lab for us.

C.Russian and American are working for it.

D.Humans will get a lot of advantages from it.小题3:Hercules is used to ______.

A.save lives in the sea

B.take picture in the sea

C.repair the broken ships

D.look for the ancient ships in the sea小题4:From the passage, we know that ______.

A.the use of GPS is affected by the weather conditions

B.it’s very important for us to learn about new technology

C.it’s easy for us to catch up with all the new inventions

D.technology brings us many advantages such as cloning humans小题5:What is the purpose of the passage?

A.To help us study some new technology.

B.To tell us technology is changing the world.

C.To help solve the problems that technology causes.

D.To remind us the advantages of technology are limitless.

题型:解答题

侦查人员钱某在审讯犯罪嫌疑人孙某时,因孙某拒不如实交待事实情况,遂将孙某捆绑起来殴打,结果致孙某残疾。下列对钱某的行为定性错误的是( )。

A.按刑讯逼供罪和故意伤害罪数罪并罚

B.按故意伤害罪定罪从重处罚

C.按刑讯逼供罪定罪从重处罚

D.按过失致人重伤罪定罪从重处罚

题型:解答题

浆细胞病包括()

A.浆细胞瘤

B.原发性巨细胞球蛋白血症

C.重链病和原发性淀粉样变性

D.反应性单株免疫球蛋白增多症

E.意义来明的单克隆免疫球蛋白血症

题型:解答题

己知系统为32位实地址,采用48位虚拟地址,页面大小为4KB,页表项大小为8B;每段最大为4GB。假设系统使用纯页式存储,则要采用( )级页表,页内偏移( )位。

A.3,12

B.3,14

C.4,12

D.4,14

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有关下图的叙述中,正确的是()

 A.图中有两条捕食链

B.狐与鸟之间既捕食又竞争

C.细菌占有第二、三、四、五营养级

D.体内含重金属最多的生物是草

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