高二英语（选修六）unit 5 课时教案The first periodWarming up and pre-reading

The first period Warming up and pre-reading1. Warming upIn order to talk about what volcanoes are and how they are formed, students need to learn Some new words: lava erupt/eruption crater active/dormant/extinct volcanoes 1) Show some pictures of disastersAsk student to name disasters as much as they know.Sample answer: cyclone typhoon Hurricane tornado snowstorm landslide Volcano tsunami earthquake flood hailstorm sandstorm 2) ask them What they feel when they see the power of nature showing in the pictures: Have you ever experienced one ? Share you experience and feelings ? (were you frightened and how frightened were you?) Some expressions tips: scared to death frightened worried unforgettable unbelievable3) Have you ever seen a volcano ?Ask Ss to complete exercise 1 in groups. Then check their answers orally as a whole class. Ask students to help you make a list of words connected with volcanoesDiscuss with students where in the world active and extinct volcanoes occur.2. pre-reading 1) Can you tell me who will climb into a live volcano in order to take the temperature of the boiling rock inside ?volcanologistsdo they take up a crazy job?2) get the students to answer the six questions in pre-reading to find out whether they will enjoy working as a volcanologist.Students could do this activity as a survey by asking others in their class these questions Or they could do it individually. 3) after they have completed the task, survey the class to find out how many might enjoy the work of a volcanologist.their guesses were.单位：湖北省荆门市姓名：李国E_mail：liguo619