科技英语综合练习复习资料.docx

1、科技英语综合练习复习资料科技英语综合练习复习资料阅读理解Unit 1 term “games” in game theory all shares the characteristic of_参考答案：D to the passage, recent research of game theory lays its emphasis on games conflict cooperation and cooperation参考答案：D simultaneous-move games, the player should how the other players respond and the

2、n respond in turn conscious of the other players5 current actions thinking in a linear chain of reasoning and calculate the possible outcome to select his best response to what the others do参考答案：D the sentence Other games were considered in a cooperative form. That is, the participants were supposed

3、 to choose and implement their actions jointly”，the underlined word “implement” means ._ 履行参考答案：B can infer from “The Prisoners Dilemma” of game theory that_: belongs to the so-called zero-sum games because the interests af the prisoners conflict totally equilibrium can be reached in repeated plays

4、of the game in order to avoid mutual loss prisoners are ignorant about whether their partner cooperates with them or confesses to the authorities precondition has been set that each prisoner personal best option will turn to a jointly optimal outcome参考答案：B to the authors, which of the following stat

5、ements il trues concept of equilibrium addresses the issues of both sequential-move and simultaneous-move games. pursuit of an equilibrium should end up looking for dominant strategies or eliminating dominated players.s concept of equilibrium doesnt specify the dynamic process which can result in an

6、 equilibrium. equilibrium will ultimately be arrived at in simultaneous-move games.参考答案：C keep the rival guessing or losing, the use of mixing moves can be found in _ chopping wood conquering Mexico in 16th century securing a monopoly market tennis player hitting a passing shot 一个网球运动员参考答案：D the sen

7、tence When we say that an outcome is an equilibrium, there is no presumption that each persons privately best choice will lead to a collectively optimal result”, the underlined word “presumption” means _. 假设参考答案：A of the following ways can enhance the credibility of threats and promise to affect the

8、 opponent in a strategic interaction the rival guessing. the strategy of brinkmanship. to have a better outcome. and revealing information.参考答案：B the sentence “A player can use threats and promises to alter other players expectations of his future actions, and thereby induce them to take actions fav

9、orable to him or deter them from making moves that harm him”，the underlined word “deter” means_ 阻止参考答案：DUnit 4 operators can offer their subscribers services like reserving bandwidth for specific application by using _specification.参考答案：B PCMM standard creates a framework that allows the_ to control

10、 and change the allocated bandwidth for various services. modem keeping server manager devices参考答案：D the sentence “The seamless Wi-Fi roaming technology would alert the mobile carrier when a user migrates into a Wi-Fi zone”, the underlined word “migrates” means参考答案：A of the following-is a compelling

11、 reason for promoting cellular roaming operating expenditure. cell, phones markets. entertaining functions. overall communications. 通信参考答案：D networks are moving toward the concept _ spot point spot 地铁站点D. network node参考答案：C of the following is the characteristic of meshed wireless network. .,.参考答案：B

12、 the sentence “A hybrid TDM/IP approach can incorporate IP features in conjunction with an existing TDM-based PBX”,the underlined word hybrid参考答案：B does the IP Centrex service use to provide all the IP calling features to the enterprise customerA A context switch and feature server architecture.B A

13、softswitch and management server architecture.C A context switch and management server architecture.D. A softswitch and feature server architecture. 软交换和特征服务参考答案：D the sentence “PON has been heralded as the chosen FTTP path for RBOCs”, the underlined word heralded means . 宣告参考答案：A actual number of a

14、ctive devices in an active network is less than _ more thain those in a passive network.%参考答案：AUnit 6 is the main point of the article laws of thermodynamics will eventually cause computer system performance to plateau. computing is inevitable in the near future. computing will unlock the power of t

15、omorrows computing platforms. principles of reversible computing.参考答案：C computers, or adiabatic systems . existing technology to falter an alternative computing technique 代替计算技术 quantum computers at a steep price参考答案：B core elements to create a fully functional reversible computer system involve cir

16、cuits, reversible power supply and reversible switches power supply and reversible switches circuits, reversible switches and reversible chips circuits, reversible power supply and reversible chips可逆电路、可逆电源、可逆芯片参考答案：D of the following states why improvements in computing come at a steep price comput

17、ing architectures need to be changed. information inevitably produces heat. designs need to be re-engineered. and development tools need to be re-designed.参考答案：A have been investigating alternative computing techniques such as _to stave off the problems of conventional computing performance. computi

18、ng 量子计算 operations参考答案：C the sentence “To stave off these problems, researchers have been investigating alternative computing techniques”, the underlined phrase-&stave off means way to off 解决参考答案：D of the following lists all the fundamental computing performance bottlenecks and software designs and

19、leakage. heat dissipation and hardware and software designs. heat dissipation and thermal heat dissipation, thermal noise and leakage.参考答案：D of the following statements would the author most probably agree withTd speed needs to be reduced to improve the energy efficiency of computing systems. future

20、 where systems based on reversible chips become necessary is out of reach.s power supply sparks circuit nodes, to new levels, persisted in adiabatic systems, knowing the technology would be, important soon.参考答案：A of the following statements supports the idea that “the energy consumption of laptops r

21、emains the same” not confuse adiabatic methods with todays power-saying features on laptops. computations of laptops may consume less power, but take twice as long to complete.完成 energy of laptops is conserved since much of the time they are not running. run the idle loop fast, thus laptops might co

22、nserve power.参考答案：B can be implied from the passage that_. systems are more necessary for general-purpose applications future where reversible systems become necessary is inevitable chips will not be more efficient for practical applications even if optimized is not in favor of adiabatic research参考答

23、案：BUnti 7 the sentence “As the enterprise considers VoIP and more significantly VoIP over Wi-Fi, the decision to implement location-aware technology will become amatter of legal compliance”, the underlined word “compliance” means _. 命令参考答案：B a caller dials 911, a selective router switch within the p

24、hone network sends the call to a local _ station 公共安全应答站 point参考答案：B is the percentage of people in the . who will get E911 service 93 percent. 95 percent. 88 percent. 88 79 percent.参考答案：C technologies and VoIP present unique problems for E911 because_. phone users are usually able to roam in a larg

25、e area phones only use base stations to connect to the Internet phones can only work across Wi-Fi network phones area codes are tied to its geographic location参考答案：A of the following is included in the deployment of 911 across cellular networks 0 ensures that E911 calls will get through to a PSAP. 1

26、 specifies that VoIP 911 calls will be routed to the local PSAP. 2 will bring full E911 services to VoIP across the PSTN. 3 will deliver E911 over IP to devices without telephone numbers.参考答案：A the sentence “It could then offset those costs by passing them on to the application service provider, whi

27、ch could in turn charge the end user”, the underlined word “offset” means_.参考答案：A of the following is the advantage of A-GPS over GPS search time is reduced by 10 to 12 seconds. takes several minutes to get the location information. saves precious battery life for mobile phone users. works equally w

28、ell both inside and outside buildings.参考答案：C uses_. bands bands bands bands参考答案：B of the following is the function of triangulation measure the returning signals attenuation. emit test signals into the environment. compare multiple signal strengths. account for multiple propagation.参考答案：C of the fol

29、lowing examples shows that location-aware presence improves Wi-Fi security can locate interlopers penetrating the defenses of the Wi-Fi network. the Wi-Fi environment, consumers can be directed to restaurants. companies can now track the movement of their vans. hospitals doctors and medical equipmen

30、t can be quickly located.参考答案：A完形填空Unit 41. B. handicaps C. benefits促进 D. hindrances2. A. while B. when C. however D. though3. A. everywhere B. anywhere C. however D. though4. A. on B. with C. by D. over5. A. accede B. accelerate促进 C. access D. accept6. A. exceeds超越 B. precedes C. antecedes D. cedes

31、7. A. decline B. arise C. grow种植 D. descend 8. A. converting B. converging合并 C. convecting D. convolving 9. A. interact B. interaction C. interacting D. interactive互动的10. A. coupling B. couple C. coupled连结的 D. being coupled11. A. potential潜能 B. latency C. efficiency D. specialty 12. A. but B. however C. therefore D. hence13. A. That B. It C. Which D. What14. A. constitutes构成B. consists C. comprises D. contains1