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2019-2020年八年級英語下冊 Chapter 3 Environment PeriodⅡ教案 牛津深圳版 Teaching material: Oxford English 8B Teaching goals: 1. Knowledge goal Students are able to have a detailed understanding of the reading text. 2. Ability goals (1) Know about the effects of the greenhouse effect and destruction of rainforests (2) Practice speaking through the four main topics in the reading text (3) Learn to work in groups 3. Emotional goal Students raise their awareness of protecting the environment as green consumers Important points: Detailed understanding of the four main topics in the reading text Difficult points: Two environmental problems (the greenhouse effect, destruction of rainforest) Teaching Procedures Step 1 Leading-in 1. Sing a song 2. Watch the video Water World and then answer some questions about the video to lead in the new lesson. Step 2 Pre-reading Raise the two environmental problems Step 3 While-reading 1. Learn about the first environmental problem: the greenhouse effect; l Brainstorming: Is greenhouse effect important or harmful? l Use the key words to talk about the importance and harmful effects of the greenhouse effect 2. Learn about the second environmental problem: destruction of rainforests l Watch a video and raise the topic. l Ask some questions about the topic What can trees do for us? What may happen if trees are cut down? 3. Talk about the causes of the above environmental problem—bad habits l Free talk: human beings’ bad habits of polluting the environment l Results of the bad habits, raise the phrase- environmentally friendly 4. A survey about the text l Finish a survey form in a group of four and two students report the results Step 4 Post-reading A task: Finish a poster in groups 1. Look at the pictures of beautiful scenic spots in Shenzhen. 2.Find out different kinds of pollution in Shenzhen (1) As green consumers, how can we make Shenzhen more beautiful? (2) Students’ presentation. Step 5 Homework 1. Listen to the tape and read the article, and try to imitate the tape. 2. Make a poster ‘How to make Shenzhen more beautiful’ individually. 3. Finish Part C&D on Page 32&33 in the textbook.