09年6月大学英语六级真题(6)

Directions: There are 20 blanks in the following passage. For each blank there are four choices marked [A], [B], [C] and [D] on the right side of the paper. You should choose the ONE that best fits into the passage. Then mark the corresponding letter on Answer Sheet 2 with a single line through the centre.

Some historians say that the most important contribution of Dwight Eisenhower’s presidency （总统任期） in the 1950s was the U.S. interstate highway system. It was a 　62　 project, easily surpassing the scale of such previous human 　63　 as the Panama Canal. Eisenhower’s interstate highways 　64　 the nation together in new ways and 　65　 major economic growth by making commerce less 　66　. Today, an information superhighway has been built-an electronic network that 　67　 libraries, corporations, government agencies and 　68　. This electronic superhighway is called the Internet, 　69　 it is the backbone （主干） of the World Wide Web.

The Internet had its 　70　 in a 1969 U.S. Defense Department computer network called ARPAnet, which 　71　 Advanced Research Projects Agency Network. The Pentagon built the network for military contractors and universities doing military research to 　72　 information. In 1983 the National Science Foundation （NSF）, 　73　 mission is to promote science, took over.

This new NSF network 　74　 more and more institutional users, many of 　75　 had their own internal networks. For example, most universities that 　76　 the NSF network had intracampus computer networks. The NSF network 　77　 became a connector for thousands of other networks. 　78　 a backbone system that interconnects networks, internet was a name that fit.

So we can see that the Internet is the wired infrastructure （基础设施） on which web 　79　 move. It began as a military communication system, which expanded into a government-funded 　80　 research network.

Today, the Internet is a user-financed system tying institutions of many sorts together 　81　 an "information superhighway."

62. [A] concise [B] radical[C] massive [D] trivial
63. [A] behaviors　 [B] endeavors[C] inventions [D] elements
64. [A] packed　 [B] stuck[C] suppressed [D] bound
65. [A] facilitated [B] modified[C] mobilized [D] terminated
66. [A] competitive [B] comparative[C] exclusive [D] expensive
67. [A] merges　 [B] connects[C] relays [D] unifies
68. [A] figures [B] personalities[C] individuals [D] humans
69. [A] and [B] yet[C] or [D] while
70. [A] samples [B] sources[C] origins [D] precedents
71. [A] stood by　 [B] stood for[C] stood against [D] stood over
72. [A] exchange [B] bypass[C] switch [D] interact
73. [A] their [B] that[C] when [D] whose
74. [A] expanded [B] contracted[C] attracted [D] extended
75. [A] what [B] which[C] these [D] them
76. [A] joined　 [B] attached[C] participated [D] involved
77. [A] moreover　 [B] however[C] likewise [D] then
78. [A] With [B] By[C] In [D] As
79. [A] contexts　 [B] signs[C] messages [D] leaflets
80. [A] citizen [B] civilian[C] amateur [D] resident
81. [A] into　 [B] amid[C] over [D] toward

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