1、Unit 3 The world online Integrated skills (I) Lead-in Step 1 Brainstorm Lead-in Step 1 Do you know when the Internet was invented? Has it changed over the years? What do you think it will be used to do in the future? Listen and answer Step 2 Tips Read the questions. Make predictions about the conten
2、t. Infer and guess the answers. 1. Share what to do before listening. Listen and answer Step 2 2. Read the questions in Part A1 and guess an answer to each question. (1) What does Mr Tan mainly talk about in his introduction to the Internet? (2) How many computers were connected in the beginning? (3
3、) What did scientists around the world originally use the Internet as? (4) What did Tim Berners-Lee teach others to do? Listen and answer Step 2 3. Listen to the talk given by Mr Tan and answer the questions in Part A1. 4. Discuss the answers in pairs. Listen and answer Step 2 5. Check the answers.
4、The history and development of the Internet. Four computers. (1) What does Mr Tan mainly talk about in his introduction to the Internet? (2) How many computers were connected in the beginning? Listen and answer Step 2 5. Check the answers. A space to share information. To build their own websites. (
5、3) What did scientists around the world originally use the Internet as? (4) What did Tim Berners-Lee teach others to do? Listen and complete Step 3 1. Read the following numbers referring to years. 1865, 1998, 1900, 1800, 1809, 2000, 2008, 531 BC, mid-2008, the early 1980s, the late 1990s, 2021, . S
6、tep 3 2. Explains ways of saying years. Ways of saying years 1865 (eighteen sixty-five) 1998 (nineteen ninety-eight) 1900 (nineteen hundred) 1800 (eighteen hundred) 1809 (eighteen o nine) Listen and complete 2000 (two thousand) 2008 (two thousand and eight or twenty o eight) 531 BC (five three one B
7、C or five hundred and thirty-one BC) Step 3 3. Listen to the talk again and complete the timeline. Listen and complete In (1) The first general-purpose computers came onto the market. In 1969 Computers allowed people to (2) along a network. In (3) Public commercial use of the Internet began. In 1990
8、 (4) was built. In (5) There were (6) websites online. In 2016 There were (7) people using the Internet (8) of the worlds population at the time. Step 3 Listen and complete In (1) The first general-purpose computers came onto the market. In 1969 Computers allowed people to (2) along a network. In (3
9、) Public commercial use of the Internet began. In 1990 (4) was built. In (5) There were (6) websites online. In 2016 There were (7) people using the Internet (8) of the worlds population at the time. 4. Check the answers and listen to the difficult points again. the early 1950s pass messages mid-198
10、9 2014 The worlds first website more than 1 billion 3.6 billion about 48 per cent View and answer Step 4 1. View the charts about Internet use shown by Mr Tan and answer the following questions. What are the three charts about? What do the different colours in each chart represent, such as blue and
11、red? Questions View and answer Step 4 2. Work out the tips on viewing chart. Read the title. Know different kinds of charts and their uses. Tips Read the captions. View and answer Step 4 3. View the charts about Internet use again and answer the questions in Part B. (1) According to the first chart,
12、 which use of the Internet has increased the most during the last five years? (2) What change can you see from the two pie charts? Questions (3) In the last chart, what change do you notice in the Internet users above 59? View and answer Step 4 3. Check the answers. Answers (3) An increasing number
13、of people above 59 use the Internet now. (1) Travel booking. (2) More and more people have been going online using mobile devices. Find and share Step 5 1. Read the talk given by Mr Tan. Good morning, class. Today Im going to talk about the Internet. Im sure all of you use the Internet, but what do
14、you know about it? Now let me tell you about its history and development. The first general-purpose computers came onto the market in the early 1950s, but it was only in 1969 that scientists invented a way for computers to communicate with each other. This meant that computers allowed people to pass
15、 messages along a network and talk to each other. To start with, only four computers were connected and the network was for military use. Public commercial use of the Internet began in mid- 1989. Find and share Step 5 1. Read the talk given by Mr Tan. One of the main applications of the Internet is
16、the World Wide Web. Pages on the World Wide Web are called websites and can be accessed through the Internet. They were originally used as a space for scientists around the world to share information. The worlds first website was built in 1990 by Tim Berners-Lee, a British scientist. He then taught
17、others how to build their own websites, allowing the Internet to grow. Within 24 years, there were more than 1 billion websites online. Two years later, in 2016, 3.6 billion people were using the Internetabout 48 per cent of the worlds population at the time. And increasingly, people are using their
18、 phones to access the Internet. The future is definitely online and its definitely mobile. Find and share Step 5 2. Find out the useful words and expressions. about Internet use words expressions 1. Search the Internet for more information about the history and development of the Internet. 2. Preview the content on page 38 and prepare some expressions for the article.
