1、Unit 1 Reading 1 The evolution of video and sound devices 高中英语高中英语 必修（第三册）必修（第三册） Unit 3 The world online Reading 2 The Internet: a world without frontiers The Internet has brought us great convenience. (1) _, we can hardly live without it. However, it also raises all sorts of questions: when surfin
2、g the Internet, how can we protect ourselves? How can we use the Internet responsibly? The following guidelines may show you how to live in the digital world. Application To a certain extent B1 (2) _, you should use the Internet in a safe way. You must always be careful about which (3) _ to trust. O
3、ne wrong (4) _ may damage your computer and remove all your computer files! Therefore, before visiting a web page, always check for signs that warn people of danger. Another tip is to keep your personal Information private, including your phone number, address and email account. Application Above al
4、l else sites click B1 Application You also need to show respect when communicating with other online users. Leave (5) _ politely and treat others the way you would like to be treated. Though the (6) _ of online users are nice and friendly, there might be some users who make you feel uncomfortable on
5、line. In such cases, be (7) _ that you always have the right to say no and cut off contact. Remember that relationships you (8) _ in the digital world are just the same as those you have in real life. comments majority aware establish B1 Online activities Information E-commerce Others Entertainment
6、Communication Application In what pattern does a collocation of an online activity form? Application A collocation of an online activity usually forms in the following pattern: vt. + a noun phrase e.g. use a search engine a transitive verb a noun phrase B2 B2 Application Information use a search eng
7、ine enter a keyword take an online course B2 Application E-commerce order food online order a taxi with an app book a hotel room online shop online B2 Application Communication leave a comment on an update chat with others send an email B2 Application Entertainment watch online films watch online vi
8、deos play online games B2 Application Others log on/off a website click a mouse touch a button download an app B3 Consolidation 1. How does the author show more clearly what life was like before the internet? By making a “before-and-after” comparison. B3 Consolidation 2. Can you give some examples t
9、o show that? As for shopping, the author says, “Gone are the days of searching shop after shop for the perfect pair of boots you can compare styles and prices quickly and easily in the comfort of your living room.” As for hiring a taxi, the author says, “Why wait hopelessly for a taxi in the cold ra
10、in? It is now simple and fast to order one on a taxi app. Sit back and relax indoors for a few warm minutes until the driver arrives.” Were early mobile phones as functional as todays smartphones? B3 Consolidation No, they were not as functional as todays smartphones. Please complete the following t
11、able. B3 Consolidation (1) _of early mobile phones and todays smartphones Early mobile phones Used for basic needs like telephoning and (2) _. People (3) _ use them to surf the Internet conveniently. People surfed the Internet by using computers or (4) _. Todays Smart- phones Used for (5) _ than bas
12、ic needs People have had easy and (6) _ access to the Internet. People do most daily tasks on them like (7) _ for information (8) _ and at any time, (9) _ videos, doing (10) _ shopping, etc. Functions messaging/sending messages couldnt laptops more mobile searching anywhere watching online B3 Consol
13、idation Early mobile phones were not as functional as they are now and were used for basic communication needs: telephoning and messaging. Mobile Internet was not available then, so people depended on their computers or laptops to surf the Internet. Since the invention of the smartphone, mobile acce
14、ss to the Internet has helped users with more than just basic needs. They could now do most daily tasks on a device that fits into their pockets, for example, instant video calls, online shopping, watching videos, reading the latest news reports, and searching for information anywhere and at any tim
15、e. The life before and after smartphones were invented 2. The author mentions in the conclusion that the Internet has its problems. What do you think the problems with the Internet are? Make a list of them. A3 Personal information may be stolen. Addiction to the Internet may lead to social isolation
16、 and depression. Internet viruses can infect and damage computers. Extension Students discuss in groups and answer the following questions. 1. What is the last sentence of this article? 2. After reading this article, how do you now understand the title “The Internet: a world without frontiers”? 3. I
17、s the Internet truly a world without frontiers? Why? 4. How do you think we can use the Internet properly and responsibly? Extension 1. What is the last sentence of this article? 2. After reading this article, how do you now understand the title “The Internet: a world without frontiers”? Extension I
18、t is truly a world without frontiers. I understand it differently now. Although the Internet has brought about many truly positive life-changing advantages, like boundless resources, boundless conveniences and even countless online friends who you might have never met, it may bring about many proble
19、ms, even dangers or risks. Sometimes its really dangerous to use the Internet. Extension 3. Is the Internet truly a world without frontiers? Why? Not really. Since the Internet has its problems, when we use it, we really need to set boundaries if we want to use it safely. For example, we should neve
20、r click unreliable links, which will steal our personal information and put us in danger. We should never browse websites full of violence, racial discrimination, pornography and so on. In this sense, the Internet truly needs boundaries to ensure we enjoy its advantages. Extension 4. How do you thin
21、k we can use the Internet properly and responsibly? We should never browse websites which could present potential danger. We must be aware of signs that warn us of dangers and viruses. We should not spread incorrect or illegal information on the Internet. We should not easily trust some strangers we
22、 meet on the Internet. We must keep our private information safe, such as our phone numbers, addresses, bank accounts, etc. Extension Write an essay with the title “The Internet: a world without frontiers?” in about 150 words. Extension The Internet: a world without frontiers? The Internet, a techni
23、cal wonder, is compared to a world without frontiers. Since its invention, people have been enjoying its boundless advantages, with its quick and easy access to abundant information, unbelievable conveniences and its contribution to establishing and maintaining social communication. However, is the
24、Internet really a world without frontiers? Things are really different, if you do some research on it. Extension Every day, numerous people fall victims to the Internet fraud or cybercrime. Many teenagers go astray due to the unhealthy websites. Much information online is not reliable at all. Whats
25、worse, the friends you make online might be those who cheat you out of all your money. Many families get broken for the reasons related to the Internet. Therefore, to make sure the Internet is truly a world without frontiers, we need to set frontiers on our online behavior so that we can use it properly and responsibly. (150 words) Homework 1. Finish writing an essay with the title “The Internet: a world without frontiers?” in about 150 words. 2. Finish the workbook. Homework 1. Read this article aloud. 2. Finish the workbook. 谢谢 谢谢
