文档介绍：2011 年 MBA 管理类英语真题及参考答案解析
Use of English
Directions:
Read the following text. Choose the best word(s) for each numbered black and mark A, B, C or D on
ANSWER SHEET 1. (10 points)
The affords anonymity to its users, a blessing to privacy and freedom of speech. But that very
anonymity is also behind the explosion of cyber-crime that has 1 across the Web.
Can privacy be preserved 2 bringing safety and security to a world that seems increasingly 3 ?
Last month, Howard Schmidt, the nation’s cyber-czar, offered the federal government a 4 to make the
Web a safer place-a “voluntary trusted identity” system that would be the high-tech 5 of a physical key, a
fingerprint and a photo ID card, all rolled 6 one. The system might use a smart identity card, or a digital
credential 7 to a puter .and would authenticate users at a range of online services.
The idea is to 8 a federation of private online identity systems. User could 9 which system to join, and
only registered users whose identities have been authenticated could navigate those systems. The approach
contrasts with one that would require an driver’s license 10 by the government.
Google and Microsoft are panies that already have these“single sign-on”systems that make it
possible for users to 11 just once but use many different services.
approach would create a “walled garden” n cyberspace, with safe “neighborhoods” and bright
“streetlights” to establish a sense of a munity.
Mr. Schmidt described it as a “voluntary ecosystem” in which “individuals anizations plete
online transactions with 14 ,trusting the identities of each other and the identities of the infrastructure 15
which the transaction runs”.
Still, the administration’s plan has 16 privacy rights activists. Some applaud the approach; others are
concerned. It seems clear that such a scheme is an initiative push toward what would 17 be pulsory
“drive’s license” ment