英语：unit22 lesson3 natural disasters课件(北师大版选修8).pptVIP

result in: have as a consequence 造成……的结果,导致 e.g. It is their carelessness that resulted in the accident. result from 是由。。。造成的 e.g. It all resulted from jealousy. 1. After the storm they had to ______. 2. Many people in the developing world suffer from diseases because they are ______________. 3. Our team was knocked out in the _________ of the competition. rebuild undernourished semi-final Exercise 6 Complete the sentences with words from the above exercise in a suitable form. 4. The bomb was about to go off but the experts managed to ______it . 5. I _____________ the question and failed the exam . 6. I ________ yesterday and arrived an hour late for class . defuse misunderstood overslept 7. A lot of houses collapsed in the earthquake because of ____________ construction . 8. Floods are not _______ these days; they happen more and more often. sub-standard unusual * Lesson 3 Natural Disasters Look at the following pictures and what are happening in the pictures? earthquakes droughts tsunami floods volcanic eruptions hurricanes forest fires typhoon landslides What do you think causes the disasters, people or nature? Discussion unnatural Read the text again and answer these questions: 1. What is the attitude of the journalist towards the future ? Pessimistic. 2. Who are most likely to be the victims of natural disasters? Poor people. 3. Why are there now more hurricanes, floods and droughts ? Overpopulation and mismanagement of the world’s resources. 4. Why are volcanoes and earthquakes more dangerous now ? Because half the world’s population lives in cities within range of volcanic eruptions and earthquakes. 5. What could be the biggest threat to the planet in the future? A volcanic eruption. 6. What effects might this threat have? It might plunge the planet into winter for years. Fill in the blanks about the text. In the last ___