Section BDirections:
Beneath each of the following sentences, there are four choices marked［A］,［B］,［C］and［D］. Choose the one that best completes the sentence. Mark your answer on ANSWER SHEET 1 by blackening the corresponding letter in the brackets with a pencil. (10 points)
第11题：He is too young to be able to _______ between right and wrong.
A discard B discern C disperse D disregard
根据下面的文字资料回答 71～75 题 n the following essay，each blank has four choices．Choose the most suitable one from the four choices and write down in the answer sheet．
Open Shortest Path First(OSPF)is a（ 1 ）routing algorithm that（ 2 ）work done on the OSI IS-IS intradomain routing protocol．This routing，as compared to distance-vector routing，requires（ 3 ）processing power．The Dijkstra algorithm is used to calculate（ 4 ）OSPF routing table updates only take place when necessary，（ 5 ）at regular intervals．
第6题：文中（ 1 ）处正确的答案是（ ）。
A．distance-vector
B．link-state
C．flow-based
D．selective flooding
For each blank, choose the best answer from the four choices and write down on the answer'sheet.
(66)is a protocol that a host uses to inform. a router when it joins or leaves an Internet multicast group.
(67)is an error detection code that most data communication networks use.
(68)is an interior gateway protocol that uses a distance vector algorithm to propagate routing information.
(69)is a transfer mode in which all types of information are organized into fixed form. cells on an asynchronous or non-periodic basis over a range of media.
(70)is an identifier of a web page.
A．ICMP
B．SMTP
C．IGMP
D．ARP
【题目描述】
Directions: This part is to test your ability to construct grammatically correct sentences. It consists of 2 sections.
Section A
Directions: In this section, there are 10 incomplete sentences. You are required to complete each one by deciding on the most appropriate word or words from the 4 choices marked A), B), C) and D). Then you should mark the corresponding letter on the Answer Sheet with a single line through the center.
16. Most of the retired people are happy ________ their quiet life in the country- side.
A) to
B) of
C) with
D) on
Directions: There are 15 sentences in this section. For each sentence there are four choices marked A, B, C and D. Choose one answer that best completes the sentence and blacken the corresponding letter on the answer sheet.
6. ______ you go there early, there won't be much a chance of getting a ticket.
A. Until
B. If
C. Unless
D. If only
答案为C。不会有很多机会得到票，除非你早点到那儿。unless“除非”；until“直到” if“如果”；if ioly如果......该多好”。只有C选项能用在句中。
育明考研考博培训中心官网：育明考研考博培训中心官网： 北京大学北京大学 2010 年考博英语年考博英语试题试题 Part One: Listening Comprehension Part Two: Structure and Written Expression Directions: In each question decide which of the four choices given will most suitably complete the sentence if inserted at the place marked. Mark your choices on the ANSWER SHEET. 1. Only when faced with overwhelming evidence of being treated differently than the men who surrounded me _, briefly, with the notion that I was different in gender-related ways from my male colleagues. A. that dealt B. I dealt C. then I dealt D. did I deal 2. _ only one moving soul in the center of all the orbits that is the sun which drives the planets the more vigorously the closer the planet is. A. As exists B. Although existing C. There exists D. Where existing 3. The fact is that motherhood makes the heaviest demands in _ the areas of least experience. A. that it might be called B. what might be called C. which might be called D. it might be called 4. _ sermons retained their preeminence in religious life daring most of the twentieth century, they are gradually losing that central places as churches devote more energy to social activities. A. As B. For C. While D. Although 5. As a result, the mission of the school, along with the culture of the classroom _. A. was slowly to change B. are slowly changed C. is slowly changing D. have slowly changed 6. These early clocks, operated by weights, were not particularly accurate, and it was not until the sixteenth century _. A. any great reliability attained it 育明考研考博培训中心官网：育明考研考博培训中心官网： B. then attained any great reliability C. that any great reliability was attained D. when any great reliability attained 7. I was supposed to go to a concert with your sister the other night, but your sister didnt turn up. I cant believe t have been _. A. given up B. stood up C. left up D. taken up 8. In time, the woman was persuaded to try this new form of discipline and to _ a failure to go to time out by the withdrawal of some privilege. A. back off B. back up C. back down D. back with 09. The government will prosecute those individuals who unlawfully possess _ material. A. classified B. bizarre C. personal D. legitimate 10. The structure of the global economy _ that developing nations put all their efforts into raising cashusually by exporting whatever virgin resources the industrial world might desire. A. dictates B. regulates C. allows D. appeals 11. U. S. Secretary of State Rice _ a three-day trip to the Middle East with an agreement from Israeli and Palestinian leaders to hold meetings every two weeks. A. ended up B. wrapped up C. rounded up D. summed up 12. Some readers, especially children, find his works among the most _ books they have ever read. A. captivating B. captivated C. capturable D. captious 13. He never felt that being disabled _ him of all moral responsibility to himself and his community. A. released B. relieved 育明考研考博培训中心官网：育明考研考博培训中心官网： C. removed D. relied 14. A _, he was probably one of the most realistic writers of his day. A. self-confessing romantic B. self-confessed romance C. self-confessing romance D. self-confessed romantic 15. When he was in junior high at fourteen, his intelligence was such that he _ among undergraduates than among schoolboys. A. would fit better in B. would have titled in better C. fitted better in D. would have tired better 16. The _ manuscripts are still able to tell a lot about the author who charmed the world with his works several hundred years ago. A. extended B. intent C. extant D. distant 17. It was _ to watch her condition deteriorate day by day. A. sympathetic B. pathetic C. empathic D. pathic 18. All the mountains are stunningly beautiful, and there are _ valleys and the smell of peat from every cottage. A. wooden B. wooded C. wooding D. woods 19. She wore long, heavy dresses, clothes that allowed _ movement. A. minimum of B. the minimum for C. her minimum of D. a minimum of 20. Hip replacement surgery is _ joint replacement surgery in the U. S. A. the single most frequent B. the most single frequent C. the single frequent D. a single frequent Part Three: Cloze Test Directions: Read the following passage carefully and choose ONE best word for each numbered 育明考研考博培训中心官网：育明考研考博培训中心官网： blank. Mark your answers on the Answer Sheet. The strangest weather of last year was possibly not on Earth, but on the Sun. Every 11 years _31_ the Sun goes through a cycle of sunspots-actually magnetic storms erupting across its surface. The number of sunspots _32_ its minimum in 2007 and _33_ have increased soon afterwards, but the Sun has remained stran （WeChat13370142852） gely quiet since then. Scientists have been baffled as weeks and sometimes mouths have gone by without a single sunspot, in _34_ is though
