新视野大学英语视听说教程(第二版)1-4册答案 下载本文

searching for. In my search today, I found quite a few sites that were nothing more than old local news archives and event calendars.

W: Well, I‘m sure they were useful to someone at some time, but they should be removed when they‘re no longer of use to anyone.

M:I agree. With all the time I spnd on it, I still find it to be the best source of information available. And speaking of information, I really should read through what I got on the Internet and start working on my project.

W: Okay. Good luck. It‘s funny we had this chat, as I was just on my way home to surf the Net myself.

M:Well, it was nice talking to you, and maybe I‘ll meet you in a chat room later tonight. 1. Surfing the Internet for the last few hours.

2. Some information on South America for a project he had. 3. Because there is so much information available.

4. It takes so much longer to find things because many sites are useless.

5. She thinks they were useful to someone at some time, but they sgould be removed when

they‘re no longer of use to anyone.

Task 3: Internet Addiction

Over the years, studies have shown that it‘s possible to become addicted to the Internet. Actually, college students are most likely to have the addiction because of many factors. Difficulty in adapting to life away from home, and certain psychological problems like depression or social anxiety are among the main reasons. College students have lots free time to spend and many of them are supplied with free Internet access and a computer in their doorms. It‘s really easy to get addicted. Walking through the computer labs, you are most likely to find students chatting or surfing on the Internet. There are not just some, but many students not really doing anything related to schoolwork. They are spending far too much time online, which may do harm to their schoolwork and other activities. As a result, some have been academically dismissed, and others are even in the danger zone for developing an addiction needs to be addressed now as a serious problem on college campuses.

likely adapting psychological access dorms chatting related dismissed gambling

Task 4: A Brief Introduction

honored as our guest computer hacking protect books and articles misuse

New Threats to Security wake your interest

IV. Speaking Out

Focusing Attention

Model 1 As far as I‘m concerned, … Now Your Turn

Nicole: Hi, Chris! What‘s up?

Christopher: The damned Internet is down again. Seems like it‘s always down. What do you

think I should do?

Nicole: If uou ask me, you just need to have your connection checked.

Christopher: Maybe you‘re right. But, to tell the truth, what I really need is to have my own

computer.

Nicole: Why? As far as I‘m concerned, that‘s not necessary when you‘re living on campus.

Model 2 In my opinion

Ashley: Hey Mike, what are you doing online?

Michael: Well, I‘m getting some ideas for my term paper.

Ashley: Ideas? Well, I personally think we should think for ourselves.

Michael: It‘s easier said than done! Working with the Internet is much faster , you know. Ashley: But, in my opinion, that‘s a form of plagiarism.

Michael: Come on, Ashley. I never quote the passages; I just use their ideas.

Model 3 As I See it, …

Maria: I‘ve got to do two assignments this week, but the Internet is not always a timer saver. Jessica: Searching on the Internet? Don't‘t you think it‘s hard to find the right information for

your

assignments?

Maria: No, just the opposite. There‘s too much information. I start looking for one thing, and

see

something else. Before I know it, I‘m completely off topic.

Jessica: Well, as I see it, you should focus on what you are doing and not get distracted.

Maria: But, the point is that it‘s very hard to stay on one topic when other topics keep flashing

and

jumping out at you!

V. Let‘s Talk

Anne: John! You‘re playing computer games again? John: Hi, darling. I‘m just surfing the Net.

Anne: Oh, my gosh! You‘re becoming a Net-addict!

John: Come on, Anne. I find the Internet very useful—I can find anything. Want me to search for the number of Net-addicts in America?

Anne: John, you spend more time on the Net than with me. It‘s kind of unhealthy!

John: Unhealthy? Here, just feel my muscles. I like Atlas—I can lift the world with the Net.