Unit 5 Unit 5The first period Teaching methods situational teaching method ; cooperative learning method; programmed teaching method; task-based and assessment teaching methods.Teaching aims and demands一、 topic: Volcanoes; crater lakes; cyclones; floods二、 vocabulary三、 functions: Emotions: joy, fear, anxiety, surprise四、 grammar : Revise the –ing formArrangement of teachingthe first period: warming upthe second period: language points of readingthe third period : readingthe fourth period : learning about language and language points of using languagethe fifth period: using languagethe sixth period: grammarthe seventh period: exercises 1. Check up Daily Exercises Look at the diagram on the right. It shows a volcano erupting. What do you know about volcanoes? Share your knowledge with others in your class. Use some of the words on the diagram in your discussion.• Have you ever thought about how powerful nature is? • Have you ever considered how weak humans are compared with a volcano, hurricane or earthquake?• Yet, however weak we are, we are not completely powerless. In your groups discuss ways human being sprotect themselves from powerful natural forces.earthquakefloodsdroughtthunder/ lightningtornado/cyclonetsunamihurricane /typhoonvolcano-eruptionWhat do you know about volcano?Do you know how a volcano erupts?volcano-eruptionBoiling rock erupts from the crater; the lava flows slowly down the mountain. Magma chamberLavaCraterAsh cloud/volcanic ash Get a more knowledge of volcano1) How is a volcano formed?The rocks under the earth become hotter and hotter and erupt from the mountain.Near the oceans.2) Where is the most possible place that a volcano may erupt?HomeworkPrepare for the language points