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2019-2020年高中英语Unit2Sailingtheoceans（2）Teaching Aims: 教学目标 a. Learn and master the key words and expressions voyage mercy minimum nowhere pole overhead offshore accelerate outward longitude latitude precise simplify portable shorting updated tendency reliableat the mercy of, even though, work out, be used to, in relation to, aim to , b. Train the students reading ability. Let the students have some knowledge of early navigational methods. Explain how seamen explored the oceans and what kind of navigational instruments were used to sailors before the 17th century when they were navigating the open seas without seeing the land.Teaching Difficult Points: 教学难点a. How to help the students understand the reading passage better.b. How to improve the students reading ability.Teaching Methods:教学方法a. Scanning the text to get the general idea of it.b. Carefully reading to finish the prehending exercises on page 14.c. Discussion after reading to make the students understand the text better.Teaching Aids:教学工具The multimedia; a tape recorder; the blackboardTeaching procedures & ways 教学步骤与方法 Step1 GreetingsGreet the whole class as usual. Step2 Revision Check the homework exercises.Step3 Pre-readingShow the students some pictures to see if they can identify the early navigational instruments seamen used and explain how they used.Step 4 DiscussionDiscuss the questions on page11.Step 5 Listening and prehendingAfter listening to the contents of the text do the prehending exercises on page 14&15.Step 6 ExplanationAfter prehending, it is a good time to deal with the new words and language points in this part, esp. the following:voyage mercy minimum nowhere pole overhead offshore accelerate outward longitude latitude precise simplify portable shorting updated tendency reliableat the mercy of, even though, work out, be used to, in relation to, aim to , Step7 DiscussionLets the students have a discussion by working in pairs or in groups.Topic: Imagine you are on a boat with twenty-nine other people. You have a small box for your personal things but it can only hole ten items. What would you need for a weeks journey across the North Sea to England?Suggested Answer:CategoryItemsCategoryItemsClothesshirt, trousersShoeswaterproof bootsHygienesoapToolsknife, scissorsBeddingblanketMedicinessea-sick tablets, cold medicineGamescards, chessBooksnovels, essay collectionsStep8 Summary This reading explains how seamen explored the oceans and what kind of navigational instruments were used to sailors before the seventeenth century when they were navigating the open seas without seeing the land.Step9 HomeworkFinish the exercises about using words and expression on page61.
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