2021新版人教版选修三英语Unit 3 Using language (2) ppt课件.pptx

1、To learn to talk about air pollution To learn some important words and sentence patterns What information can you get form this picture? Air pollution What is it? And what do you think about it? Electric automobiles(new energy vehicles) are the breakthrough point for China to develop new energy auto

2、mobiles. NEVs (new energy vehicles) How do these situations influence your life? In interview, therere many statements towards environment protection. Before you listen, look at the questions below and guess what they will be talking about. They will probably be talking about air pollution. For exam

3、ple, the definition of “smog”, the serious situation of “smog”, and governments measures to deal with “smog”. Look and guess what they will be talking about. 1. What did you know about “smog”? 2. Is “smog” a main source of pollution? 3. What have you circled or underlines of these questions? 1. The

4、expression “smog” originated in Britain and means a combination of “smoke” and “fog”. 2. Smog became a severe problem in Britain because people at that time burnt lots of fossil fuels. 3. The worst smog in British history happened in London in 1942. 4. The Great Smog of London claimed 5,000 lives. 5

5、. Later, the UK government ordered people not to burn wood in their homes. Listen carefully again and answer the questions. 1. Is it the “smog” a compound word? And why? Yes. And it is the combination of “smoke” and “fog”. 2. What did the government do towards “smog”? Summarize information In active

6、 listening, summarizing helps you review the key points of a speakers message. In order to write a good summary, you must toke notes of the most important points as you listen. When summarizing, you need to be as concise as possible and use your own words. Listen to an interview with an air pollutio

7、n expert and decide whether the statements are true (T) or false (F). 1. The expression “smog” originated in Britain and means a combination of “smoke” and “fog”. ( ) 2. Smog became a severe problem in Britain because people at that time burnt lots of fossil fuels. ( ) 3. The worst smog in British h

8、istory happened in London in 1942. ( ) 4. The Great Smog of London claimed 5000 lives. ( ) 5. Later, the UK government ordered people not to burn wood in their homes. ( ) Listen again and take notes on what the expert said. Then summarise the information you got from the interview. Ben Drake, an exp

9、ert on air pollution, is being interviewed on the radio. He said that smog was a severe problem _ century in Britain. At that time, Britain was experiencing a boom in _. Factories and homes_, which created smog. He also mentioned the heavy smog in London _in 1952. Later the UK government restricted

10、_ _ in homes and forced factories to _. As smog is harmful to everyone, the expert advised us to _, use _, and further develop _. In groups of three, continue the conversation about environment pollution or the information you heard or read in this unit. End the conversation naturally. Anna: I thoug

11、ht air pollution would be more serious because of the advance of economy. Daiyu: Well, contrary to what many people believe, there are many measures to deal with the air pollution, actually. Anna: . adj.相反的；相对立的相反的；相对立的 n.相反的事实相反的事实 （或事情）（或事情） Discuss the questions. The expressions in the box may he

12、lp you. 1. Have you experienced heavy smog where you live? Have you seen photos of big cities under clouds of smog? What is it like? 2. What do you think are the major causes of smog in China? 3. What measures have the government and citizens taken to help address the problem? Referring to common kn

13、owledge Everyone knows that Most people think that . As is known to all, . There is no doubt that . We all know that It is obvious that The conversation should include: 1. Some words about environment pollution 2. sentences to express future expectations 3. natural ending Make up a dialogue about environment pollution with your partner. using the common knowledge expressions.