1、Unit 3 The world onlineWelcome to the unitWho are you?Digital natives数字原住民Generation-Z Digital immigrantsInteresting hundreds of thousands little ways of changingWhich is the present situation?Thats it!Go home,right now.Go outside and have some fun!Before the Internet era,what do we use when taking
2、travelling pictures?Most popular kind of photo on InstagramIf you want to sell your car,what will you do present?Click!Click!Click on your Wechat Moment and done!Place ads on the newspaper.When cooking went a bit wrong,what will you do?source data web network The Internet is the biggest source of in
3、formation in the world and its accessible through a computer.Do you have easy access to the Internet?If so,how do you often access it?In which way do you access the Internet,using a mobile device or other devices?Lead-inWhat do you usually do on the Internet?Lead-inWhen you are on the Internet,what
4、do you usually do?search for informationwatch the newsstudy on the internetshopping onlinechat on the Internetplay internet gameswatch films and soap operas,etc.3.What does the Internet mean to you?Lead-in a way of getting information a tool of communication an indispensable不可缺少的 part of your lifeLe
5、ad-inWhat does the Internet mean for us?Internet is a virtual虚拟的 networking网络化 medium媒介 that can be connected and used on a variety of devices all over the world.I hope we will use the Net to cross barriers and connect cultures.-Tim Berners-Lee 我希望我们能用互联网跨越障碍我希望我们能用互联网跨越障碍,联结文化。联结文化。蒂姆蒂姆伯纳斯伯纳斯李李 Lea
6、d-inThere are many important milestones in the development of the Internet.emailwebcamemojisDo you know their origins?There are many important milestones in the development of the Internet.Read the web page below and discuss the following questions in pairs.There are many important milestones in the
7、 development of the Internet.Read the web page below and discuss the following questions in pairs.The first email was sent in 1971 by Ray Tomlinson.It was a test message to himself.He wanted to see whether he could send a message from one computer to another.He chose the sign to separate the usernam
8、e from the name of his machine.The first webcam was created by computer scientists at the University of Cambridge in 1991.What did it film?A coffee pot outside the office.These scientists used the webcam to see from their desks whether the pot was empty to avoid wasted trips for coffee.Emojis,small
9、digital images used to express ideas or feelings in electronic communication,were created in 1999 in Japan.The creator was inspired by Japanese comics,street signs and Chinese characters.Soon emojis took off throughout the world.Oxford Dictionaries selected ,the Face with Tears of Joy emoji,as the W
10、ord of the Year 2015.Text 1 is about the first email sent in 1971 by Ray Tomlinson,which was _ to himself.He chose the“”sign to separate the username from the name of his machine.Text 2 is about the first webcam created by the University of Cambridge in 1991,which filmed _ outside the office for res
11、earchers to see from their desks whether the pot was full to avoid wasted trips for coffee.a test message a coffee potFill in the blanks and try to describe them by your own words.Text 3 is about the earliest emojis,_ used to express ideas or feelings in electronic communication,created in 1999 in J
12、apan.small digital imagesFill in the blanks and try to describe them by your own words.Discuss the following questions in pairs.Which of the above inventions do you use most frequently?Why?I use emojis most frequently when I message my friends.They look cute,and are a quick and easy way to express h
13、ow I am feeling.Spot your favorite emoji!Welcome to the unitWhy we love emojis?To lighten the mood by introducing humor To find a more comfortable way to express ourselves To communicate when words fail us Discuss the following questions in pairs.What other facts do you know about the Internet?The t
14、erm“surfing the Internet”was first popularized in print by Jean Armour Polly,a librarian,in 1992.In 2010,Finland became the first country to make Internet access a legal right.1.Soon emojis took off throughout the world.很快表情符号就很快表情符号就风靡风靡全球了全球了。【语境应用】写出下列各句中take off的意思。1)The plane is going to take o
15、ff in 10 minutes.()2)You have to take off your shoes before you go to the computer room.()3)I want to take next Friday off.()4)The magazine took off after the interview.()起飞起飞 脱下脱下 请假请假 大受欢迎大受欢迎【拓展】take短语 take away 拿走；减去；解除 take in 收留；使上当；欺骗；领会；明白；包容；容纳；take out 拿出，去掉；扣除 take on 承担，从事；呈现；同较量；接受的挑战 t
16、ake.for 把误认为；把看作 take up 开始从事；占据；着手处理；把继续下去2.He chose the “”sign to separate the username from the name of his machine.Its not always easy to separate cause from effect.因果关系并不总是容易区分的。因果关系并不总是容易区分的。Separate her from the other applicants.把她和其他的申请人区分。把她和其他的申请人区分。3.Oxford Dictionaries selected the“Face
17、with Tears of Joy”emoji,as the Word of the Year 2015.Why do you select Shanghai as your working place?ReadingThe Internet is a technological wonder,bringing about far-reaching changes in all aspects of our lives.We all have access to the Internet,so 1)What do you often do on the Internet?Search for
18、information that helps me with my homework.Read about latest news/read e-books.Keep in touch with my friends.Listen to music,watch movies or play games.Order food or book hotels.Buy or sell things.Online activitiesInformationCommunicationEntertainment E-commenceothersLearningResearching Sharing Orde
19、ringBuyingSellingChattingCommentingViewingPlayinglistening2)What effects do you think the internet has on your life?The Internet makes my life:less stressful more colorful convenient easy and quick much busier fulfilled time-consuming Now read the title“The Internet:a world without frontiers”.What could be discussed in this article?This article might focus on the reasons why the Internet is a world without frontiers.
