2020年考研英语预习试题分享3.docxVIP

Word文档下载后（可任意编辑） 第 第 PAGE 1 页 共 NUMPAGES 1 页 2020年考研英语预习试题分享3  对于考研英语的备考来说，基础知识很重要，考生们要注重课本的重视和词汇的积累，基础打好之后就要开始做一些练习题了。今天研究生考试就来为你们带来考研英语基础试题分享，希望你们获得理想的研究生考试初试成绩！  Text 2  An old saying has it that half of all advertising budgets are wasted-the trouble is, no one knows which half . In the internet age, at least in theory ,this fraction can be much reduced . By watching what people search for, click on and say online, companies can aim “behavioural” ads at those most likely to buy.  In the past couple of weeks a quarrel has illustrated the value to advertisers of such fine-grained information: Should advertisers assume that people are happy to be tracked and sent behavioural ads? Or should they have explicit permission?  In December 2010 Americas Federal Trade Cornmission (FTC) proposed adding a do not track (DNT) option to internet browsers ,so that users could tell adwertisers that they did not want to be followed .Microsofts Internet Explorer and Apples Safari both offer DNT ;Googles Chrome is due to do so this year. In February the FTC and Digltal Adwertising Alliance (DAA) agreed that the industry would get cracking on responging to DNT requests.  On May 31st Microsoft Set off the row: It said that Internet Explorer 10,the version due to appear windows 8, would have DNT as a default.  It is not yet clear how advertisers will respond. Geting a DNT signal does not oblige anyone to stop tracking, although some companies have promised to do so. Unable to tell whether someone really objects to behavioural ads or whether they are sticking with Microsoft’s default, some may ignore a DNT signal and press on anyway.  Also unclear is why Microsoft has gone it alone. Atter all, it has an ad business too, which it says will comply with DNT requests, though it is still working out how. If it is trying to upset Google, which relies almost wholly on default will become the norm. DNT does not seem an obviously huge selling point for wi