Unit 6 Disaster and hope Understanding ideas ppt课件-（2019）新外研版高中英语必修第三册.pptx

1、教学材料：外研版高中英语新教材必修第三册教学内容：Unit 6 Disaster and hope第二课时： Understanding ideas: Hot! Hot! Hot!Understanding ideas Hot ! Hot! Hot!Learning objectives: At the end of the class, you will be able to: 1. read the chart and get the main idea of the passage 2. find out specific information about the authors tu

2、be experience 3 voice your opinions of climate change and shoulder the responsibilty for saving the earth. Warm up Look at the thermometer and think about the questions.1. What happens when the temperature goes very high?2. What happens when the temperature goes very low?3. How do you feel in such h

3、igh or low temperatures? 1. What happens when the temperature goes very high?The first disaster of warming is drought.Forest fires are common.In areas near the equator, heavy rain, floods and mudslides will be frequent.2. What happens when the temperature goes very low? Crops will be reduced due to

4、lack of heat.There will be terrible famines and wars over food.More heavy snowstorms will occur. Uncomfortable ，sick and upset. Inconvenient to do lots of things. Before-reading : Look and predict1. What can you see in the picture? 2. Why is there so much color of red?Look at the picture.Look at the

5、 picture.1. What can you see in the picture? We can see a tube train and many people are waiting for the train at a station.Look at the picture.2. Why is there so much color of red?The color of red may show that it is a very hot day. Everyone here is like burning. Predict what the passage is about a

6、ccording to the picture and share your reasons for your prediction. Make a predictionPredictionsthe crowded situation at the tube station the extremely hot weather conditions .Activity 1: Read the passage quickly to get the main idea and check your predicitons. (3 mins)The passage is about the autho

7、rs feelings and concerns on the London Tube on an extremely hot day.Task1: Fast reading While reading Activity 2: Choose the authors purpose in writing the passage. A. To explain why summers in London are getting hotter and hotter. B. To complain about the London Tube. C. To warn people about the da

8、nger of London being flooded. D. To express his worries about the dangers of extreme weather conditions. at the Tube stationout of the station Activity 1: Follow the tape while listening and think about: The passage is developed in the order of_ . inside the tube trainspaceTask2 : Careful reading WI

9、th the place changing, the authors feelings and concerns also change. _ Look through the passage again and complete the flow chart Activity 2：The author is travelling on the London Tube. It is very hot and the temperature outside will be _. He feels awful.Activity 2: Complete the flow chart 30 plus

10、degrees / over 30 degrees What is the author doing by saying “why did they have to invent the Tube before air conditioning”?He is complaining.It is even hotter inside the train than outside, and the author thinks he is _ with the passenger next to him.Activity 2: Complete the flow chart melting and

11、becoming one 1. Can you find another sentence to explain how hot in the tube?2. What is the author feeling and thinking?. is like jumping into a volcano thats erupting.He is feeling a bit sick and thinking about work.exaggeration（夸张）（夸张）Thinking that London will possibly get hotter, the author feels

12、 _ . To prepare for the future, he thinks he should:_Activity 2: Complete the flow chart a bit scared What is the author scared about?The Thames rises and there is a flood in Londonand he will have no workplace to go to.put his flat on the market and buy a boat speak with his manager about moving to

13、 the top floor learn to swim In the newspaper, there are reports of natural disasters around the world caused by_, which makes the author feel _.Activity 2: Complete the flow chart climate changeWhat are the natural disasters? What is he thinking?A hurrican in Asia has destroyed a town.Heavy rain in

14、 Eastern Europe has caused landslides.nervousThe heat across Southern Europe has caused forest fires.He is thinking about moving to space.Going outside, the author feels refreshed and realised he has been _.Activity 2: Complete the flow chart worrying too muchWhy does the author stop worrying?Becaus

15、e it is only 30 degrees outside. Post reading- retell the passage according to the mind mapAt the station, because the temperature will be over 30 degrees, the author feels awful. He complains why they had to invent the Tube before air conditioning. Inside the train, because ., the author feels . He

16、 is thinking. because ., the author feels . He is thinking. because ., the author feels . He is thinking. Out of the station, because ., the author feels . He .Inside the train, because it s even hotter, the author feels a bit sick. He is thinking he is melting and becoming one with the passenger ne

17、xt to him. Because each summer in London definitely seems hotter than the last, the author feels a bit scared. He is thinking he should prepare for the future.Because in the newspaper , there are reports of natural disasters caused by climate change, the author feels shocked. He is thinking about mo

18、ving to space. Out of the train, because its only 30 degrees , the author feels refreshed. He thinks he s worrying too much. suggested answer The causes of climate change Think and share 1. what are the causes of climate change ?1 industrial waste gasesHuman activities:2 deforestation （毁林）3 vehicle

19、exhaust emissionThink and share 2. What can we do when facing climate change? ( from two aspects: the government and individuals) The government should:1. support research on green energy2. encourage the companies to develop vehicles that cause less pollution.3. develop alternative sources of electr

20、icity from wind and water.4. make laws that limit the greenhouse gas emission.Individuals should:5. save as much energy as possible.6. plant more trees and protect the forest.7. walk or bicycle instead of taking a car 8. reuse the materialGreen Mountains are also Gold Mountains.Protecting the earth is protecting ourselves! We are one ! HomeworkWrite an essay on how to deal with climate change .