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课件网) B3U3 Integrated skills Do you often use the Internet How about your parents In which way do you usually access the Internet, using a mobile device or other devices What do you often do on the Internet A Mr Tan, an IT teacher, is giving a brief introduction to the Internet. Listen and finish the exercises below. Focus on key words Do not try to catch every word. Instead, listen for key words and phrases. You should focus on getting the main idea, not on single words or grammar. 1. What does Mr Tan mainly talk about in his introduction to the Internet _____ 2. How many computers were connected in the beginning _____ 3. What did scientists around the world originally use the Internet as _____ 4. What did Tim Berners-Lee teach others to do _____ A1 Listen to the talk and answer the following questions. Mr Tan, an IT teacher, is giving a brief introduction to the Internet. Listen and finish the exercises below. P36 A1 The history and development of the Internet. Four computers. A space to share information. To build their own websites. Be careful when listening for years: it is normal to treat the first two numbers and the last two numbers separately, but there are various ways of saying them. In general, speakers try to use the shortest way possible, for example, 1979 (nineteen eventy-nine), 2003 (two thousand and three), 1805 (eighteen o five). Sometimes we add mid- before a certain year, e.g. mid-2008. We also use expressions like the early / late 1980s. Listening for years A2 Listen to the talk again and complete the timeline below. P36 A2 the early 1950s pass messages mid-1989 The world's first website 2014 more than 1 billion 3.6 billion about 48 per cent B Mr Tan also shows the students some charts about Internet use. View the charts below and answer the questions. Bar charts Pie charts Line charts There are different types of charts to show information. Bar charts are often used to show how something changes over time or to compare different things. Pie charts are used to show percentages. Line charts are often used to show trends. To understand a chart, it is important to read the title and captions. Viewing charts 1. According to the first chart, which use of the Internet has increased the most during the last five years Travel booking. As can be seen/conveyed/illustrated/reflected from the bar chart, over the past five years, the number of people using the Internet for news /search engines/instant messaging / shopping /payment /travel booking has risen /increased from 65% to 82%, from 92% to 98%, from 80% to 90%, from about 39% to 61%, from about 31% to 61%, from about 8% to 40% respectively. 2. What change can you see from the two pie charts More and more people use mobile devices to access the Internet. As can be reflected from the pie charts, over the past five years, the number of users who access the Internet using mobile devices have risen/increased from 69% to 95%, whil ... ...
