题目内容

3.We shouldn't spent our money testing so many people,most of _____are healthy.(  )
A.thatB.whichC.whatD.whom

分析 我们不应该花钱检查这么多人,大多数人都很健康.

解答 答案:D
句中most of_____are healthy修饰名词people,是一个非限制性定语从句;关系词指代先行people,且在从句中作介词of的宾语,要用whom来引导.故选D.

点评 定语从句是用来修饰名词的形容词性从句,相当于一个形容词.连接定语从句的引导词分为关系代词和关系副词,关系代词在从句中要作主语或宾语;关系副词在从句中作状语.这也是选择关系词的一个判断方法.

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7.When you're surfing the Internet on your laptop from your dorm or home,do you know your personal details are being gathered secretly?And would you be surprised to know the information may be sold cheaply to advertisers and marketers?
According to an investigation by The Wall Street Journal,all it takes is a tiny file in a computer-a single code consisting of a long series of numbers and letter-to record the computer user's age,gender,location,favorite movies and hobbies.
The newspaper reports that Lotame Solutions Inc.,a New York company,uses sophisticated software called a'"beacon"to capture what people are typing on a website.
Lotame packages the data into profiles (个人资料) about individuals,only without their names,and sells the profiles to companies seeking customers.Such data may be sold for a few dollars.
The Wall Street Journal survey discovered that spying on Internet users is one of the fastest-growing businesses on the Internet.
The"cookie",a tiny text file put on your PC by websites or marketing firms,which might be used to remember your preferences for one site or to track you across many sites,is already old news.There are new and more complex tools such as"beacons"which scan in real time what people are doing on a webpage.'These beacons instantly assess the Internet user's location,income,shopping interests and even medical conditions.
Millions of Internet users around the world also face great threats.Their private,sensitive,personal and business information is being gathered and sold without their knowledge.
Companies insist that the information they gather is anonymous (匿名的) and the data is used harmlessly.But the technology has grown so powerful that even some of the biggest websites in the US don't know that they were.installing (安装) intrusive (侵入的) files on visitors'computers.These include MSN.com and Yahoo.com.
Next time you visit a webpage and find an ad banner advertising something you've been planning to buy,don't be amazed that your computer can read your mind.
57.The purpose of the passage is toA.
    A.show how your private information is let out when surfing the Internet
    B.introduce a very tiny file in your computer-a single code
    C.tells you about the ways of protecting your privacy on the Internet
    D.introduce the sophisticated software called a"beacon"
58.Why do people want computer users'personal information via the Internet?B
    A.Because they haven't realized the function of the tiny file.
    B.Because they want to use the information to make some money.
    C.Because the cookies in computers encourage them to do so.
    D.Because they know it's harmless if they get anonymous information,
59.It can be inferred from the passage thatB.
    A.Internet users around the world will not face threats,for the data is used harmlessly
    B.when you surf the Internet,your personal details may be let out without knowledge
    C.your computer is so smart that sometimes it can really read your mind
    D.MSN.com uses software to capture what people are typing on a website
60.According to the passage,a"beacon"C.
    A.is a tiny text file put on your PC by websites
    B.is not more complex than the"cookie"
    C.can assess Internet users'location,income and other personal data
    D.is the software that can package the data into personal profiles.

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