Directions：
In the following text。some sentences have been removed．For Questions卜5，choose the most suitable one from the list A-G to fit into each of the numbered blanks．There are two extra choices，which do not fit in any of the blanks．
Go to Google，search and scroll results，click and copy．
When students do research online these days，many educators worry，those are often about the only steps they take．If they can avoid a trip to the library at all，many students gladly will．①
Young people may know that just because information is plentiful online doesn’t mean it’s reliable, yet their perceptions of what’s trustworthy frequently differ from their elders，--sparking a larger debate about what constitutes truth in the Internet age．
Georgia Tech professor Amy Bruckman tried to force students to leave their computers by requiring at least one book for a September class project．
(1) ____________．
While the answer might just have been a smart aleck’s bid for laughs，Bruckman and other educators grapple daily with the challenge of ensuring their students have good skills for discerning the truth．Professors and librarians say many come to college without any such skills，and auite a few leave without having acquired them．③
Alex Halavais，professor of informatics at the University at Buffal0，said students a-e so accustomed to instant information that“the idea of spending an hour or two to find that good source is foreign to them．
In a study on research habits，Wellesley College researchers Panagiotis Metaxas and Leah Graham found that fewer than 2 percent of students in one Wellesley computer science class bothered to use non- Internet sources to answer all six test questions．
(2) ____________．For instance，63 percent of students asked to list Microsoft CorP．’s topinnovations only visited the company’s Web site in search of the answer．
It’s a paradox to some that so many young Americans can be so accepting of online information whose origin is unclear．
“Skepticism…is part of their lives，yet they tend to believe things fairly readily because it aPPears on the Internet，④said Roger Casey，who studies youths and pop culture at Rollins C011ege in Winter Park，Fla．
(3) ____________．
“If l’m going to go to the library，chances are somebody hasn’t paid a librarian l 00 bucks to Doint me to a particular book，”said Beau Brendler，director of the Consumer Reports WebWatch．
Another potential minefield is the growing phenomenon of collaborative information assemblv．The credentials of the people authoring grassroots Web journals and a committee-written encvclopedia called Wikipedia are often unclear．(4) ____________．
In many ways，the greater diversity of information is healthy．
Paul Duguid，co-author of“The Social Life of Information，”points OUt that no longer，in most of the United States，can school textbooks get away with one—sided views．(5) ____________．
But as students come to trust resources that may be correct only part of the time，the extent of the downside is not yet fully known．
Some believe the challenge of determining whom and what to believe amid the information flood is bound to influence the political views，medical decisions，financial investments and other key aspects of this budding generation’s life．
[A]One concern is commercial influence online some search engines run ads and accept payments to include sites in their indexes，with varying degree of disclosure．
[B]She wasn’t prepared for the response：“Someone raised their hand and asked，Excuse me。Where would I get a book?’”
[C]In the end，it’s just a matter of adjusting to how information gets around now that the Internet has revolutionzed communication．
[D]Even South Texas College of Law professor Tracy McGaugh finds her curricuIum．challenged as students can quickly discover how other professors teach the same material．
[E]And many students failed to check out multiple sources．
[F]Youths，many of whom have created Web sites themselves，tend to know better．
[G]Nevertheless，some Internet users believe that such resources can collectively portray events more accurately than any single gatekeeper． [620 words]考试大
超纲词汇 buck n．<美口>元
Diversity n．差异，多样性
Downside n．底侧，下降趋势
grapple v．格斗
Informatics n．信息学，情报学
Scroll v．卷(滚)动，翻滚(上下换行)
来源:考试大-考研频道责编:cll【纠错】
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