Unit 3 Environmental Protection Listening and Speaking 课件-2024-2025学年高中英语人教版（2019）选择性必修第三册

Talk about Air Pollution ---Unit 3 Environmental Protection At the end of the lesson, you will be able to： explore the causes and effects of the London smog, and propose solutions to it. learn to summarize information by taking notes of key points. express opinions by applying the patterns of ”referring to common knowledge”. Learning Objectives Air pollution by burning fossil fuels Air pollution by burning coal the smog in London What are these pictures about? What is the relationship between them? Cause Effect Lead-in Where: What: Why: New energy vehicle Charging station environmental-friendly, green energy-saving 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 automobiles. Lead-in When doese air pollution occur? What are the major causes? What are the negative effects on human? Watch a video and answer the following questions. It occurs when gases, smoke and dust get into the air and make it dirty. Air pollution is mainly caused by volcano eruption, dust storm, wildfires, smog from buring fossil fuels. For human, air pollution will cause headache, dizziness, nasal irritation lung diseases, etc. Pre-listening Listen to the interview with an air pollution 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 history happened in London in 1942. 4. The Great Smog of London claimed 5,000 lives. 5. Later, the UK government ordered people not to burn wood in their homes. T F T F T F T F T F √ √ √ √ √ 1952 4000 coal While-listening Hostess：Good morning，listeners.Air pollution is a serious problem，with urban populations particularly 1.________________ from smog. Ben Drake is an expert on air pollution，and he is joining us today to talk about 2.____________. Ben，where does the word “smog” come from? Ben Drake：“Smog” comes from 3.________________________ the words “smoke” and “fog”．It originated in Britain in the early 20th century，when smog was a severe problem. Hostess：Why was it so bad then? Ben Drake：Well，Britain was one of the first 4.____________________ and factories and homes used lots of coal.When burnt，the coal produced harmful emissions which created lots of smog.In London，they also called the smog a “pea soup” because it was 5._________________. Hostess：That sounds terrible！What problems did it cause? at risk this issue a combination of industrial countries as thick as soup Listen again and fill in blanks. What’s the structure of the interview? Background information Causes While-listening Ben Drake：Smog 6.__________________________________ and killed many people.The worst case happened in London in 1952.Over a few days when the smog was particularly bad，4,000 deaths were recorded.It was necessary to 7.______________________.The UK government ordered people not to burn coal in their homes and forced factories to move away from city centres. Hostess：But smog is still an important issue in many places.What can be done about it? Ben Drake：Smog 8.___________ everyone，especially to children，old people，and those with heart or lung problems.We have to reduce smog and 9._________________for everyone’s health and wellbeing.We should replace coal with cleaner forms of energy, and we need to use new 10.____________________.We have the technology，but we must use and develop it. Hostess：Yes.Let’ s hope we can make some big changes.Thanks，Ben. Ben Drake：Thank you. caused many health issues take immediate action is harmful to improve air quality energy-efficient vehicles Negative effects Solutions While-listening Summarize information of the interview In active listening, summarizing helps you review the key points of a speaker’s message. In order to write a good summary, you must the most important points as you listen. When summarizing, you need to be as as possible and use your own words. take notes concise Take notes Be concise Use your own words Listen for the “cue” LISTENING SKLL Listening tip Listen again and take notes on what the expert said. Then summarise the information you got from the interview. Ben Drake, an expert 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 ____________ in homes and forced factories to __________________________. As smog is harmful to everyone, the expert advised us to ____________________________ ___________, use ___________________________, and further develop _________________. in the early 20th industry used lots of coal was particularly bad and caused over 4,000 deaths burning coal move away from city centres of energy new energy-efficient vehicles green technology replace coal with cleaner forms While-listening How can we stress the problem? Referring to common knowledge 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… Post-listening How can we explain cause and effects? Causes Effects ... is caused by ... ... is due to ... ... results from ... ... is a result of ... ... because of ... ... is brought about by ... ... has an impact/effect on ... ... leads to ... ... results in ... ... contributes to ... ... gives rise to ... ... has consequences for ... Post-listening How can we appeal to active measures? Call for measures It is necessary/ important/ essential/crucial/ to ... It is recommended that ... We call on ... to ... It is time to ... Let's start by... More acitve actions are greatly urged... Post-listening What environmental problems does our city face? smog water pollution white/plastic pollution light pollution noise pollution water waste garbage disposal Speaking Speaking My Small Environmental Protection Actions Walk to school every day instead of taking a private car Save paper and print on both sides Remind family members to sort garbage Plant many trees…… Start practicing from TODAY! Speaking “We should promote harmony between man and nature and build a community with a shared future for mankind.” -- Chinese President Xi Jinping 我们要促进人与自然和谐共生， 构建人类命运共同体 Lavf58.20.100 Packed by Bilibili XCoder v2.0.2 11 2 Listen to an interview with an air pollution expert 人民教育电子音像出版社 普通高中教科书 英语 选择性必修 第三册 149636.17 $