5. Do you often go online? What can we do online?

6. The things we can do online

7. 与朋友网上聊天 发送和接收电子邮件 下载音乐和电影 在网上看电影 网上搜索信息 玩电脑游戏 网上看小说 听音乐 网上购物 学习怎样使用软件 网上看新闻 网上学英语 chat with friends online send and receive emails download music and films watch films online search for information online play computer games read novels online buy things online listen to music learn how to use software read news online learn English from the Internet

8. Tick the things you do with the Internet. chat with friendssend and receive emailsdownload music and filmslearn Englishwatch filmslisten to musicplay computer gamesbuy thingssearch for informationlearn how to use softwareread novelsread news

9. Match the sentences. A. It saves my time. B. It is free. CDs are too expensive. C. I can meet new friends. D. It’s much more convenient. E. I can find many good listening materials. I like buying things online. I often download music from the Internet. I like chatting online. I learn English from the Internet. I often search for information online.

11. Listen and answer the questions. 1.What is Wang Yang doing? 2. What is it about? 1.What is Wang Yang doing? 2. What is it about? He is doing a Survey. It’s about using the Internet. He is doing a Survey. It’s about using the Internet.

12. Listen again and complete the survey for Wang Yang. QuestionsThe students’ answers Do you often go online? How much time do you spend online every day? What do you usually do online? Do you use the Internet to learn English? Yes, I do. about 5 hours every day play computer games and chat with my friends No, I don’t.

13. Listen again and complete the survey for Wang Yang. Hello, I am Wang Yang. I'm doing. May I ask you a few questions? Sure. ？ Well, it's about using. Do you often go online? Yes, I do. How long do you spend every day? Well, about every day. What do you usually do online? I always play computer games and with my friends. Do you to learn English? No, I don't. I don't know any good website. Well, you should club. We can introduce lots of to you.. Maybe I will join you. Thanks. Wang Yang: Student: Wang Yang: Student: Wang Yang: Student: Wang Yang: Student: Wang Yang: Student: Wang Yang: Student: the Internet a survey online 5 hours chat use the Internet join our computer useful website Sounds interesting What is it about?

14. Read aloud after the tape and underline. Ken: Emily: Ken: Emily: Ken: Emily: Excuse me, I am Ken. I’m doing a survey. May I ask you a few questions? Sure. What is it about? Well, it’s about using the Internet. Do you often go online? Yes, I do. How long do you spend online every day? Well, about 1 hour every day.

15. Read aloud after the tape and underline. Ken: Emily: Ken: Emily: Ken: Emily: What do you usually do online? I send emails and read the news. Do you use the Internet to learn English? Yes, sometimes. I’ve found several good websites. Well, you can join our computer club. We can introduce more useful websites to you. Sounds interesting. Maybe I will join you. Thanks.

16. Language points 1.I’m doing a survey 。我正在做一项调查。 do a survey 做调查 eg. 我在做一项有关青少年和互联网的调查。 2. Do you often go online? 你经常上网吗？ Online adv. “ 联机地 ” ，此处作状语。 eg. 在网上我们可以做很多有趣的事情。 Online adj. “ 联机的 ” eg. 他有一家网上书店。 I’m doing a survey of teenagers and the Internet. We can do lots of interesting things online. He has an online bookstore.

17. Language points 3.How long do you spend online every day? spend v. “ 用（钱），花费 ” spend (time or money) + on + noun spend (time or money) + (in) + doing sth. eg. 他每天花在作业上的时间不多。 他每天花在做作业上的时间不多。 4. We can introduce more useful websites to you. Introduce sb. sth. \introduce sth. to sb. 向某人介绍某物 eg. 我想要介绍你认识一下她。 He doesn’t spend too much time on his homework. I’d like to introduce you to her. He doesn’t spend too much time doing his homework.

18. Useful sentences H ow to make a survey about the Internet ? May I ask you a few questions? Do you often go online? How long do you spend online every day? What do you usually do online? Do you use the Internet to learn English?

19. Complete the dialogue Ken: Excuse me, I am Ken. I’m doing a survey. ________________________________ Emily: Sure. What is it about? Ken: Well, it’s about___________________. Do you often go online? Emily: Yes, I do. Ken:_____________________________________________? Emily: Well, about 1 hour every day. Ken: What do you usually do online? Emily: ____________________________________ Ken: Do you use the Internet_____________________? Emily: Yes, sometimes. I’ve found several good websites. Ken: Well, you can join our computer club. We can introduce more ____________________to you. Emily:_______________________. Maybe I will join you. Thanks. May I ask you a few questions? using the Internet How long do you spend online every day I send emails and read the news. to learn English useful websites Sounds interesting

20. Interview your partner and compare answers. Questions Your answer Your partner’s answer Do you often go online? How much time do you spend online every day? What do you usually do online? Do you use the Internet to learn English? Do you make friends on the Internet? Do you play computer games on the Internet? Do you buy things on the Internet? What do you think of the Internet?

21. Work in groups and discuss. Computer Club Online E-book E-mail Web Internet your life Without the Internet, I would have more free time...

22. Do you go online? How much time do you online every day? What do you usually online? You have to. Do you really want to ? Sorry, the is wrong. Try again. Do you go online? How much time do you online every day? What do you usually online? You have to. Do you really want to ? Sorry, the is wrong. Try again. 你经常上网吗？ 你每天上网花多长时间？ 你一般上网做些什么？ 你需要注册。 你真的要退出吗？ 对不起，密码错误，请再试 一次。 你经常上网吗？ 你每天上网花多长时间？ 你一般上网做些什么？ 你需要注册。 你真的要退出吗？ 对不起，密码错误，请再试 一次。 often spend do register log out password

23. 与朋友网上聊天 发送和接收电子邮件 下载音乐和电影 在网上看电影 网上搜索信息 玩电脑游戏 网上看小说 听音乐 网上购物 学习怎样使用软件 网上看新闻 网上学英语 chat with friends online send and receive emails download music and films watch films online search for information online play computer games read novels online buy things online listen to music learn how to use software read news online learn English from the Internet

25. Discuss What will our future life be like? Life in the future People will become lazy in the future.

26. paper books electronic books Electronic books will replace paper books.

27. Robots will do all the housework for us.

28. We’ll only buy things online. We won’t need to go to the shop.

29. solar power We’ll use more solar power in our daily life.

30. People will become lazy in the future. Electronic books will replace paper books. Robots will do all the housework for us. We’ll only buy things online. We won’t need to go to the shop. We’ll use more solar power in our daily life. What will our future life be like? I think …

31. Read and match. Salesperson Names Emma Denny Tina Computers will make our lives more colorful. Computers will make our lives more convenient. Computers will rule our lives.

32. □□□□ Read again and tick the reasons. Our lives will be more convenient because we will all have robots in our homes. we will talk with computers every day.

33. □□□□ Read again and tick the reasons. We will become lazy because we will read e-books. robots will do everything for us.

34. □□□□ Read again and tick the reasons. Our lives will be more colorful because we can do lots of fun things online. we have more time to study.

35. Emma Articles: 38 Scores: 152 Articles: 38 Scores: 152 Welcome to this forum. Let’s imagine our future lives. technology develops, our lives will be more convenient. Every family will have a robot. They will do all the housework for us. We’ll have more time to work and study. 2009-8-8 19:31 Read and match. As long as

36. I don’t agree with the host. Maybe computers will rule our lives! We may become lazy if we have robots to do everything for us. And we’ll talk more with virtual friends and talk less with our real friends. I don’t want to talk with a computer every day! 2009-8-8 19:52 Denny Articles: 17 Scores: 75 Articles: 17 Scores: 75

37. Well, I’m afraid I don’t quite agree with Denny. I think Emma is right. Computers will make our lives more colorful. We can do lots of fun things online. If we want to buy food, we can “taste” it through special software. If we want to read, we can download e-books. Computers are our friends unless you use them in the wrong way. 2009-8-8 20:17 Tina Articles: 47 Scores: 231 Articles: 47 Scores: 231

38. 1.I don’t agree with the host. 我不同意楼主的意见。 agree with +sb. “ 同意某人的意见或建议 ” agree on +sth.“ 对 …… 达成协议，对 …… 取得一致 意见 ” 我同意你的意见。 我们一致同意这项计划。 2.Maybe computers will rule our lives! 也许电脑 将统治我们的生活。 rule v. “ 统治，控制 ” 查理一世统治英国十一年。 rule n. “ 法则，规章制度 ” 校规 篮球比赛规则 I agree with you. We all agree on this plan. Charles Ⅰ ruled England for eleven years. school rules the rules of basketball

39. 3.As long as technology develops, our lives will be more convenient. 只要技术发展了，我们的生活将会更 加方便。 as long as “ 只要 ” ，引导条件状语从句。 eg. 只要不下雨，我们就能玩。 technology n. “ 技术 ” eg. 科学与技术 4. Computers are our friends unless you use them in the wrong way. 电脑是我们的朋友，除非你错误的使用 它 unless “ 如果不，除非，要是不 ” ，连词引导状语从句 eg. 除非他努力学习，否则永远不能考及格。 As long as it doesn’t rain, we can play. Science and technology Unless he studies hard, he will never pass the exam.

40. Discuss your opinions. I agree with Emma. Computers make our lives more comfortable. Robots can do all the housework. We can download music and movies. We can send e-mails to friends. I agree with Emma. Computers make our lives more comfortable. Robots can do all the housework. We can download music and movies. We can send e-mails to friends. I don’t agree with Emma. Computers rule our lives. We don’t do housework and become lazy. Many children spend too much time on computer games. We no longer visit our friends. I don’t agree with Emma. Computers rule our lives. We don’t do housework and become lazy. Many children spend too much time on computer games. We no longer visit our friends.

41. I agree with Emma. Computers will make our lives more comfortable._____________________ _________________________________________ _________________________________________ _________________________________________ 2009-8-8 21:00 Now complete the posts based on your discussion. Zhang Hua Articles: 20 Scores: 80 Articles: 20 Scores: 80 Robots can do all the housework. We can download music and movies. We can send e-mails to friends.

42. I disagree with Emma. Computers will rule our lives._____________________________________ _________________________________________ _________________________________________ _________________________________________ 2009-8-8 21:00 Now complete the posts based on your discussion. We don’t do housework and become lazy. Many children spend too much time on computer games. We no longer visit our friends. Lily Articles: 40 Scores: 160 Articles: 40 Scores: 160

43. 条件状语从句

44. I want to have a ten-day holiday. What will you do if you have a ten-day holiday. If I have a ten-day holiday, I will…

45. If I have a ten-day holiday, I’ll go shopping. If I have a ten-day holiday, I’ll have a nice sleep. If I have a ten-day holiday, I’ll play computer games. If I have a ten-day holiday, I’ll have a trip. If I have a ten-day holiday, I’ll visit my friends. If I have a ten-day holiday, I’ll see films with my friends.

46. If the telephone rings, If you get up late, Look and say I will answer it. You will be late for school.

47. If you feel hungry,, If you feel tired, you should eat something You must have a rest.

48. If you are ill, If you are riding a bike in the street, you must go to see a doctor. You must be very careful.

49. 由 if 引导的从句叫条件状语从句， if 意为 “ 如果 ” if 引导的条件状语从句既可以将从句放前面也可 以将从句放后面。 If you join the band, you will be famous. =You will be famous if you join the band. If 引导的条件状语从句 如果天下雨，我们就不玩了 If it rains, we will stop playing. =We will stop playing if it rains.

50. eg. If you ask him, he will help you. 如果你请他帮忙，他会帮你的。 1. If 引导真实条件的状语从句时，主句是将来时的时候，从句 要用一般现在时。（主将从现） 2. if 从句还表示不可实现的条件或根本不可能存在的条件， 也就是一种虚拟的条件或假设，从句多用一般过去时或过 去完成时。过 去完成时 eg. If I were you, I would invite him to the party. 如果我是你，我会邀请他参加聚会。 3. 在 if 引导的条件状语从句中不能使用 some ，而要用 any 。 eg. If you have any questions to ask, please come to my office. 如果你有问题要问的话，请到我办公室来。 If 引导的条件状语从句

51. B: Why do you want to go to Beijing Zoo? 1. If I ___ (go) to Beijing Zoo, I ________ (learn) a lot about animals. 2. If I ______ (arrive) at noon, I ______ (see) the feeding of animals. 3. If I ____ (find) the Monkey Hill, I ________ (have) fun there. go will learn arrive will see find will have A: I want to go to Beijing Zoo?

52. 4. If I _____ (watch) the animals carefully, I ______ (get) enough information for my class report ( 报 告 ). 5. If I _____ (finish) my report( 报告 ), I ______ (be) very happy. watch will get finish will be

53. 条件状语从句常用连词 unless 除非，若不，除非在 …… 的时候 … as (so) long as 只要 on condition that 在 … 条件下 ，条件是 providing/provided/supposing /suppose (that) 如果，假如 条件状语从句表示在某种条件下某事很可能发 生。除用 if 引导外，引导词还有 as/so long as, unless, on condition that, provided/providing(that), suppose/supposing

54. As long as technology develops, our future lives will be more convenient. You can stay in my room as long as you keep it clean. We may become lazy if we have robots do everything. If we want to read, we can download e-books. Computers are our friends unless you use them in the wrong way. Unless you tell little John a story, he won’t go to sleep.

55. Match the sentences. 1. If there is no air, 2. You can buy that dictionary 3. He always chats online 4. As long as Henry works harder, 5. Unless you leave right now, 6. I won’t write 1. If there is no air, 2. You can buy that dictionary 3. He always chats online 4. As long as Henry works harder, 5. Unless you leave right now, 6. I won’t write A. if you have enough money. B. as long as he is free. C. none of us can live. D. you’ll miss the bus. F. he can pass the exam. G. unless she writes first. A. if you have enough money. B. as long as he is free. C. none of us can live. D. you’ll miss the bus. F. he can pass the exam. G. unless she writes first.

56. unless=if not 除非，若不，除非在 …… 的 时候 eg. You will be late for class unless you start right now. 除非你现在出发否则的话你上学就会迟到的。 Unless it rains, the game will be played. 除非下雨，否则比赛将照常进行。 if...not 与 unless(=if…not…) 及 or 的同义句转换。 例句. Hurry up, or you will be late. =If you don’t hurry up, you will be late. =Unless you hurry up, you will be late.

57. Have a try Water the young trees as often as possible, ____ they will die soon. =____you ____ water the young trees as often as possible, they will die soon. =____ you water the young trees as often as possible, they will die soon. or Unless don’tIf

58. 条件状语从句的时态 一、主将从现：如果从句谈论的是一个有可能发生的事实 及其产生的相关结果，主句用一般将来时，那么从句常常 用一般现在时。如： You will be late for school if you get up late. 如果你起 晚了，你上学将迟到。 二、主祈从现：如果主句是祈使句，那么从句通常要用一 般现在时。 If you want to go skating, wear warm clothes. 如果 你想去溜冰，穿上暖和的衣服。 三、主情从现：如果主句是含有情态动词 (must,can,could,would,will 等 ) 的一般现在时，根据需要 从句多用一般现在时。 如： You must see the doctor if you are ill. 如果你生病了，你必须去看医生

59. 【小试身手】 1. If he ___ harder, he will catch up with us soon. （北京） A. study B. studies C. will study D. studied 2. I will go swimming with you if I ___ free tomorrow. （哈尔滨） A. will be B. shall be C. am D. was 3.If you ___ a chance to study in a foreign country,just take it. （苏州） A. getting B. had got C. will get D. get 4. “ Shall we have the volleyball match tomorrow?” “ Oh, it will be put off if it ____. （黄冈） A. snows B. is snowing C. snowed D. will snow 5. Tomorrow we will go to the city park____ it is sunny. A. as soon as B. when C. if D. as 6. － Mary, what about going boating if it ___tomorrow. － Good idea. A. not rain B. will rain C. doesn’t rain D. won’t rain

60. If 引导的条件状语从句和宾语从句 的区别 if 引导条件状语从句时意为 “ 如果 ” ，引导宾语从句时意为 “ 是否 ” ，可 用 whether 替换。【例句】 1) We will go out if it is fine tomow. Trans: 2) I don’t know if the train has arrived. Trans: 分析：句 1) 中 if 引导的是状语从句，一般用一般现在时。这个从句表示 “ 条件 ” 。 句 2) 中 if 引导的是宾语从句，充当谓语动词 don’t know 的宾 语。其时态根据所表达的意思而定，可以表将来，可以表完成，也可 以表示完成。 【考题链接】 I don’t know _________ he will come tomorrow. _________ he co mes, I’ll tell you ． A. if; Whether B. whether; WhetherC. if; That D. if; If 答案： D 解题思路：第一个空处为宾语从句的引导词，用 if 、 whether 都可以；第二个空为条件状语从句的引导词，需 用 if ，综合考虑， D 项正确。 如果明天天气好，我们就出去。 我不知道火车是否已经到达。

61. 1. I want to know if there ___a sports meeting next month. If they ___ it, I must get ready for it 。（ 05 青岛） A. is, will hold B. will be, hold C. will be, will hold D. will have, hold 2. I don't know if he _____ tomorrow. If he _____, I'll tell you ． A. come, will come B. comes, comes C. will come, will come D. will come, comes 3. He said he would help me with my maths if he_______free. A ． was B ． will be C ． would be D ． Is 4.----Do you know if we ____to the Great Wall ----If it_______tomorrow, we'll go to the Great wall. A ． will go,doesn't rain B ． will go,won't rain C ． go, doesn’t rain D ． will go, isn't rain

62. so/as long as 只要 eg. So long as you’re happy, it doesn’t matter what you do. 只要你高兴，你做什么都没有关系。 You may borrow my book as long as you keep it clean. 只要你保持书的清洁，你就可以把我的书 借去。

63. on condition(that)... 在 …… 条件下 ，条件是 on condition (that)... 引导的条件从句是主 句事件发生的前提条件或唯一条件。条件从句唯一条件 eg. I can tell you the truth on condition that you promise to keep a secret. 我可 以告诉你真相，条件是你答应保密。 You can go swimming on condition (that) you don't go too far from the river bank. 你只有在不远离河岸的条件下才可以 下水游泳。

64. supposing 如果，假如 supposing 引导的条件从句表示一种假设。 eg. Supposing it rains, shall we continue the sports meeting? 倘若下雨，我们的运 动会还要继续举行吗 ? Supposing anything should go wrong, what would you do then? 假如出 了什么问题，你准备怎么对付 ?

65. provided/providing(that) 假如，除非，以 …… 为条件 provided/providing (that) + 从句表示一种 假设条件。 eg. He will sign the contract provided we offer more favorable terms. 如果我们提出 更优惠的条件，他就会在合同上签字。 He won't be against us in the meeting provided that we ask for his advice in advance. 如果我们提前征求一下他的意见， 他就不会在会上反对我们。

66. Complete the sentences. If I disagree with my parents, _____________________. 1 As long as I work hard enough, __________________. 3 2 Unless I know someone very well, ____________________. 4 3 I like chatting online as long as ____________________. 4 I will send you an email every day if __________________. 5 I will go to school tomorrow unless __________________. 3 6

67. Vocabulary practice Match the words with their collocations. some new games A online B to the Internet C a chat room D the correct address E emails F a website G 1. go 2. visit 3. send 4. download 5. be connected 6. build 7. put in

68. I often play computer games. 3 I have never gone online. 1 I often go online. 2 I like shopping online. 4 【 】 Tick the statements that are true for you.

69. I think chatting online is a waste of time. 7 I know how to send emails. 5 I think computers will replace books in the future. 6 I want to build my own website. 8 【 】

70. Complete the e-mail with the words in the box. Feb.8th, 2009 Dear Cathy, We had computer lessons today. We have never gone ________ before. The teacher told us how to use the Internet. I found a very good __________, Google. It helped me to __________ information quickly. I also _______ with friends in an English learning Forum. It was quite interesting. I liked this way of _________________. We also learned how to __________ music and films from the Internet. As long as the ____________ continues to develop, our life will be more and more colorful. Best, Anne online websitesearch chat communication download technology

72. Work out an Internet safety plan. How can you play smart, stay safe and have fun while you’re online? You need to plan ahead. Now, work in groups and prepare an Internet Safety Plan for the whole class. 1.Work in small groups. Brainstorm about the following situations: Internet Safety Plan 1. If I use a chat room or instant messaging, I will... 2. If I build a website about myself, I will... 3. If I receive a strange email, I will... 4. If someone I meet online asks for my photo, I will...

73. 2. Choose a representative to report your discussions to the whole class. 3. Vote for the best Internet Safety Plan. 4. Get a copy of the plan and sign your name on it. Internet Safety Plan 5. If someone online starts an unpleasant conversation with me, I will... 6. If someone online offers to send me money or gifts, I will... 7. If someone online does something that frightens me, I will... 8. If someone I meet online asks to meet me in person, I will... Work out an Internet safety plan.

75. Abbott: Lou: Abbott: Lou: Abbott: Lou: Abbott: Lou: Abbott: Listen and pay attention to the linking of sounds. Super Computer Store. Can I help you? Thanks. I want to buy a computer. Mac? No, my name is Lou, not Mac. What about Windows? Why, is it hot? Do you want a computer with Windows? What will I see if I look out of the windows? Wallpaper.

77. ( ) chat ( ) software ( ) electronic ( ) technology ( ) special ( ) chat ( ) software ( ) electronic ( ) technology ( ) special ( ) send ( ) online ( ) robot ( ) lack ( ) send ( ) online ( ) robot ( ) lack ( ) download ( ) communicate ( ) imagine ( ) rule ( ) download ( ) communicate ( ) imagine ( ) rule ( ) search ( ) website ( ) host ( ) upstairs ( ) search ( ) website ( ) host ( ) upstairs

78. ( ) discuss the Internet. ( ) use adverbial clauses freely. ( ) discuss the Internet. ( ) use adverbial clauses freely. ( ) provide information about new technology. ( ) ask and search for information. ( ) provide information about new technology. ( ) ask and search for information.

80. v. 聊天；闲聊 v. 发送；邮寄 v. 下载 v. 寻找；搜索；搜寻 n. 软件 n. 网址；网站 v. 注册 登出 n. 密码 chat send download search software website register log out password

81. adj. 电子的 n. 主持人； ( 论坛 ) 楼主 n. 论坛 v. 想象；幻想 n. 工艺；技术 v. 统治；支配 adj. 虚拟的 电子书 electronic host forum imagine technology rule virtual e-book

83. If you are like most teens, you feel right at home in cyberspace. You already know how to have fun online, but do you know how to play it safe and protect yourself from online dangers? You can read through our safety tips or share them with a friend who may not know as much about online safety as you do. DO spend more time with real-life friends than virtual friends. DO tell an adult if someone online starts a conversation that makes you feel uncomfortable or in danger. If you are like most teens, you feel right at home in cyberspace. You already know how to have fun online, but do you know how to play it safe and protect yourself from online dangers? You can read through our safety tips or share them with a friend who may not know as much about online safety as you do. DO spend more time with real-life friends than virtual friends. DO tell an adult if someone online starts a conversation that makes you feel uncomfortable or in danger.

84. DO cut off contact with anyone who ask for your personal information (name, age, phone number, address, credit card numbers, names of family members). DO NOT exchange pictures with strangers through the Internet. DO NOT open emails/instant messages or download attachments from people you don’t know. DO NOT fill out your information to win free stuff. DO NOT go to meet someone you don’t know in real life. DO NOT post personal information, of any kind, on a personal website or blog. DO cut off contact with anyone who ask for your personal information (name, age, phone number, address, credit card numbers, names of family members). DO NOT exchange pictures with strangers through the Internet. DO NOT open emails/instant messages or download attachments from people you don’t know. DO NOT fill out your information to win free stuff. DO NOT go to meet someone you don’t know in real life. DO NOT post personal information, of any kind, on a personal website or blog.