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北京市房山区周口店中学高中英语 unit 7 lesson2 protecting the sea课件.ppt

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? This is Beijing University, where you can learn a lot of knowledge .? Beijing University is the university (which/that) I like best .? Beijing University which is one of the best universities in China is located in Beijing. ? He will never forget Beijing University , where he spent four years when I was young 学科网1 ? I will remember the day for ever when I met him for the first time .? The park where I met him for the first time is very beautiful. ? The place where I met him for the first is a beautiful park. ? The boy (who/whom/that) I met in the park has e my boyfriend. 2 Unit 7 The Sea Lesson 2 Protecting the Sea 3 Why is the sea important to people? 4 Fishing Exploring Oil The Sea Transportation Doing Water Sports Finding out food Electric Power …… Touring 5 Pollution 6 Discussion What do you think are the causes of sea pollution? 7 Sea pollution from factory, city, agriculture, nuclear power plant and oil ship. 8 Oil and petroleum polluted the sea 9 10

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