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【单选题】
（3）处应填（）
A．2S/0.7C×R+2tPHY
B．2S/0.7C×R+tPHY
C．(2S/0.7C+2tPHY)×R
D．(2S/0.7C+tPHY×R
A.
在以太网的帧结构中，帧首定界符的长度为一个字节，其值为 (1) 。当以太网中数据传输率提高时，帧的传输时间要求按比例缩短，这样有可能会影响到冲突检测。为了能有效地检测冲突，应该 （2) 。当收发两站相距S，光速为C，网络的传输速率为R，发送站的物理层时延为t
PHY
，则发送站的最小帧长度为 (3） 。在100Base TX网络中，若两个DTE之间使用了2个中继器，则两个DTE间的最大跨距为 (4) 。
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举一反三
【单选题】Serial murderers rarely deviate from a certain type of prey.
A.
attacker
B.
nourishment
C.
victim
D.
enemy
【单选题】基斯乐玩具有限公司在组织筹备阶段，由出资人共同协商推荐董事候选人，出资人聘任的法律顾问在审查名单时，提出候选人中只有部分人能担任董事，他是谁
A.
吴小曲，某高校法学教授，曾任某国有电视机厂厂长，现退休
B.
周晓梦，原国有企业某厂厂长，2年前因该厂破产被免职，现为某公司工人
C.
钱会，因犯有贪污罪，被判处5年有期徒刑，去年提前释放
D.
王某，商业管理专业博士，有多年经营管理经验，但因家庭问题负有到期债务10万元，经债权人多次催要，因经济困难无力偿还
【单选题】23(). A．the more B．the most C．the much D．the less
A.
All the wisdom of the ages, all the stories that have delighted mankind for centuries, are easily and cheaply (21) to all of us (22) the covers of books — but we must know how to avail ourselves (23) this treasure and how to get (24) from it. The most (25) people all over the world, are (26) who have never discovered how (27) it is to read good books.
B.
I am very interested in people, in meeting them and (28) about them. Some of the most (29) people I’ve met existed only in a writer’s imagination, then (30) the pages of his book, and then, again, in my imagination. I’ve found in books new friends, new societies, new words.
C.
If I am interested in people, others are interested not so much in who (31) in how. Who in the books includes everybody from science-fiction superman two hundered centuries in the future all the way back to the first (32) in history; how (33) everything from the ingenious explanations of Sherlock Folmes (34) the discoveries of science and ways of teaching manners to children.
D.
Reading can make our minds feel pleased , (35) means that it is a little like a sport: your eagerness and knowledge and quickness (36) you a good reader. Reading is (37) , not because the writer is telling you something, (38) because it makes your mind work. Your own imagination works together with the (39) or even goes beyond his. Your experience, (40) his, brings you to the same or different conclusions, and your ideas develop as you understand his.
【单选题】What is implied hut not directly stated in the passage is that ________.
A.
young people have been the leaders in the fight against authority
B.
today, jeans are no longer looked down upon
C.
jeans are the typical dress of civil rights marchers
D.
formerly students were not allowed to wear jeans to class
【单选题】新中国成立以来，我国高等教育机制几经变动，但基本上都是由政府统包统办和直接的进行行政管理。改革开放十几年来，高教体制改革迈出了重要步伐，取得了很大成绩。但从总体上看，仍然滞后于经济体制改革进程和社会发展。 这段话主要支持了这样一个论点，即( )
A.
我国高等教育体制需要进行配套改革以适应经济体制改革和社会发展
B.
新中国成立以来，我国的高等教育体制发生过多次变动
C.
高等教育虽然几经变动，但还需要加大改革力度
D.
改革以来，我国高等教育体制改革已经取得了很大的成就
【单选题】行政许可：是指行政主体应行政相对人申请，通过颁布许可证、执照等形式，依法赋予行政相对人从事某种活动的法律资格或实施某种行为的法律权利的行政处理行为，行政许可一般针对国家禁止的活动。 下列属于行政许可的一项是( )。
A.
张某与妻子得到法院的离婚判决书后，到街道办事处办理离婚证
B.
化工厂申请得到的排污许可证
C.
政府发给农业科技之星的奖状
D.
地震局发布的地震预报
【单选题】下列关于票据保证的说法，错误的是：
A.
保证不得附条件。附有条件的，保证无效’
B.
票据保证人不享有先诉抗辩权
C.
票据保证人不承担因汇票记载事项欠缺而导致票据无效的责任
D.
保证人未在汇票上记载被保证人名称的，已承兑的汇票，承兑人为被保证人，未承兑的汇票，出票人为被保证人
相关题目：
【单选题】Serial murderers rarely deviate from a certain type of prey.
A.
attacker
B.
nourishment
C.
victim
D.
enemy
【单选题】基斯乐玩具有限公司在组织筹备阶段，由出资人共同协商推荐董事候选人，出资人聘任的法律顾问在审查名单时，提出候选人中只有部分人能担任董事，他是谁
A.
吴小曲，某高校法学教授，曾任某国有电视机厂厂长，现退休
B.
周晓梦，原国有企业某厂厂长，2年前因该厂破产被免职，现为某公司工人
C.
钱会，因犯有贪污罪，被判处5年有期徒刑，去年提前释放
D.
王某，商业管理专业博士，有多年经营管理经验，但因家庭问题负有到期债务10万元，经债权人多次催要，因经济困难无力偿还
【单选题】23(). A．the more B．the most C．the much D．the less
A.
All the wisdom of the ages, all the stories that have delighted mankind for centuries, are easily and cheaply (21) to all of us (22) the covers of books — but we must know how to avail ourselves (23) this treasure and how to get (24) from it. The most (25) people all over the world, are (26) who have never discovered how (27) it is to read good books.
B.
I am very interested in people, in meeting them and (28) about them. Some of the most (29) people I’ve met existed only in a writer’s imagination, then (30) the pages of his book, and then, again, in my imagination. I’ve found in books new friends, new societies, new words.
C.
If I am interested in people, others are interested not so much in who (31) in how. Who in the books includes everybody from science-fiction superman two hundered centuries in the future all the way back to the first (32) in history; how (33) everything from the ingenious explanations of Sherlock Folmes (34) the discoveries of science and ways of teaching manners to children.
D.
Reading can make our minds feel pleased , (35) means that it is a little like a sport: your eagerness and knowledge and quickness (36) you a good reader. Reading is (37) , not because the writer is telling you something, (38) because it makes your mind work. Your own imagination works together with the (39) or even goes beyond his. Your experience, (40) his, brings you to the same or different conclusions, and your ideas develop as you understand his.
【单选题】What is implied hut not directly stated in the passage is that ________.
A.
young people have been the leaders in the fight against authority
B.
today, jeans are no longer looked down upon
C.
jeans are the typical dress of civil rights marchers
D.
formerly students were not allowed to wear jeans to class
【单选题】新中国成立以来，我国高等教育机制几经变动，但基本上都是由政府统包统办和直接的进行行政管理。改革开放十几年来，高教体制改革迈出了重要步伐，取得了很大成绩。但从总体上看，仍然滞后于经济体制改革进程和社会发展。 这段话主要支持了这样一个论点，即( )
A.
我国高等教育体制需要进行配套改革以适应经济体制改革和社会发展
B.
新中国成立以来，我国的高等教育体制发生过多次变动
C.
高等教育虽然几经变动，但还需要加大改革力度
D.
改革以来，我国高等教育体制改革已经取得了很大的成就
【单选题】行政许可：是指行政主体应行政相对人申请，通过颁布许可证、执照等形式，依法赋予行政相对人从事某种活动的法律资格或实施某种行为的法律权利的行政处理行为，行政许可一般针对国家禁止的活动。 下列属于行政许可的一项是( )。
A.
张某与妻子得到法院的离婚判决书后，到街道办事处办理离婚证
B.
化工厂申请得到的排污许可证
C.
政府发给农业科技之星的奖状
D.
地震局发布的地震预报
【单选题】下列关于票据保证的说法，错误的是：
A.
保证不得附条件。附有条件的，保证无效’
B.
票据保证人不享有先诉抗辩权
C.
票据保证人不承担因汇票记载事项欠缺而导致票据无效的责任
D.
保证人未在汇票上记载被保证人名称的，已承兑的汇票，承兑人为被保证人，未承兑的汇票，出票人为被保证人
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