[单项选择]Conventional computer models of the atmosphere fails to predict such a short-lived tornado because ______.
A. the computer is not used to forecast specific local events
B. the computers are not advanced enough to predict it
C. the weather data people collect are often wrong
D. weather conditions in some small regions are not available

[单项选择]Apple sells its new computer models at a high price because ______.
A. they have new features and functions
B. they are more sophisticated than other models
C. they have new accessories attached
D. it wants to accumulate funds for future research

[单项选择]

Conventional wisdom about conflict seems pretty much cut and dried. Too little conflict breeds apathy" (冷漠) and stagnation (呆滞). Too much conflict leads to divisiveness (分裂) and hostility. Moderate levels of conflict, however, can spark creativity and motivate people in a healthy and competitive way.
Recent research by Professor Charles R. Schwenk, however, suggests that the optimal level of conflict may be more complex to determine than these simple generalizations. He studied perceptions of conflict among a sample of executives. Some of the executives worked for profit-seeking organizations and others for not-for-profit organizations.
Somewhat surprisingly, Schwenk found that opinions about conflict varied systematically as a function of the type of organization. Specifically, managers in not-for-profit organizations strongly believed that conflict was beneficial to their organizations and that it promoted higher quality decision-making than might be achiev
A. oversimplified
B. misleading
C. wrong
D. unclear

[单项选择]Your network contains a computer named Computer1 that runs Windows 7.You need to verify if Computer1 has active DirectAccess connections to the network.What should you do？（）
A. From Network Connections, right-click the active network connection, and then click Status.
B. From Network Connections, select the active network connection, and then click Diagnose this connection.
C. From Windows Firewall with Advanced Security, click Monitoring, and then click Connection Security Rules.
D. From Windows Firewall with Advanced Security, click Monitoring, click Security Associations, and then click Main Mode.

[单项选择]Your network contains a computer named Computer1. Computer1 is assigned an IP address of 39 / 84 192.168.1.112/26.Your companys corporate policy states that the first usable address in each subnet is allocated to the default gateway.You need to configure the default gateway for Computer1.Which address should you choose？（）
A. 192.168.1.1
B. 192.168.1.63
C. 192.168.1.65
D. 192.168.1.93

[单项选择]Pleasant working atmosphere not only impresses foreign experts but also motivates each staff member to work enthusiastically and creatively．
A. 宜人的气候不仅使外国专家深有感触，同时也使每一位工作人员心情开朗，生机勃勃。
B. 和谐的工作氛围不仅使外国专家颇有感受，也带动每一位参谋部的成员们热情奔放地工作。
C. 让人感到轻松愉快的工作气氛不仅给外国专家留下深刻印象，也促使每个员工去积极地创新。
D. 愉快的工作氛围不仅让外国专家们感受深刻，也推动每个员工热情工作，为集体出谋划策。

[单项选择]From the passage we understand that conventional plant breeding produced ______.
A. a potato-tomato hybrid
B. new plant technology
C. self-fertilizing plants
D. less dramatic results than the new technology

[单项选择]Speaking of Disraeli, a conventional professor would probably have ______.
A. focused on his accomplishments as a statesman
B. talked about his family life
C. explored the little-known aspects of the person
D. looked at him from a fresh perspective

[单项选择]The Winfields are a quite conventional family.
A. cheerful
B. humorous
C. ordinary
D. well-known

[单项选择]About the computer towns and the computer clubs, David Tebutte thinks that______
A. it is just to take trouble to see the two working side by side
B. the computer towns are more important than the computer clubs
C. they can complement each other but there is great difference between
D. the computer clubs are as important as the computer towns

[单项选择]A （）computer is a personal computer whose hardware is capable of using any or all of the following media in a program: audio, text, graphics, video and animation.
A. database
B. multimedia
C. network
D. mainframes

[单项选择]Compared to the modem cell phone, the conventional phone system ______.
A. makes every customer available to the network by wires
B. relies on a delicate mesh of thousands of antenna towers
C. is characterized by digital photography and Internet-based games
D. always faces the resistance from local government

[单项选择]The atmosphere and the ocean（　）.
A. influence the climate iespectively.
B. interact and create a global climatic balance.
C. have no effect on the climate.
D. have only modified the climate since the last Ice Age.

[单项选择]Conventional X-rays mainly show the difference between _________.
A. bone and air
B. liver and pancreas
C. muscle and other body
D. heart and lungs

[单项选择]The temperature of the atmosphere becomes colder as elevation increases.
A. altitude
B. aptitude
C. latitude
D. longitude

[单项选择]In the eyes of the author, conventional opinion on the strategic importance of the Gulf oil is
A. unclear.
B. constructive.
C. reasonable,
D. exaggerated.