外研版（2019）必修第二册Unit 6 Earth First Reading and thinking教案

外研版（2019）必修第二册Unit 6 Earth First! Teaching and learning contents Reading and thinking—Language Focus and Thinking Quality Development Comprehensive teaching and learning objectives By the end of this period, the students will have been able to: 1. Grasp the usage of new words, phrases and sentence patterns related to environmental protection, and use them accurately in written and oral communication to improve language competence. 2. Analyze the text comprehensively, understand the current environmental problems and solutions, and enhance critical thinking and environmental awareness. Teaching and learning important points 1. Master language focus points, such as vocabulary related to environmental issues, complex sentence structures, and collocations, and improve reading comprehension ability. 2. Reconstruct the text based on the understanding of environmental protection knowledge, and develop thinking quality by exploring sustainable development strategies. Teaching and learning difficult points 1. Master some specialized vocabulary and complex sentence structures in the context of environmental protection. 2. Deeply understand the complex relationship between human activities and the environment, and put forward feasible suggestions for environmental protection. Teaching and learning procedure Step 1 Review Activity 1 Review Check the answers of the pre - reading tasks, such as a short quiz about common environmental problems (e.g., matching pictures of pollution types with their names: air pollution, water pollution, soil pollution). Also, review students' prior knowledge about environmental protection measures they learned before, like reducing waste and saving energy. This can activate students' existing knowledge and help them better engage with the new content. Step 2 Language Focus Activity 2 Learning about the new language items 1. "Our planet is facing a series of environmental challenges, such as climate change, deforestation, and loss of biodiversity." a series of 一系列；一连串。例如：The company has launched a series of new products this year.（这家公司今年推出了一系列新产品。） deforestation n. 砍伐森林；森林开伐。例如：Deforestation has a huge impact on the ecosystem.（砍伐森林对生态系统有巨大影响。） biodiversity n. 生物多样性。例如：Protecting biodiversity is crucial for the balance of the earth.（保护生物多样性对地球的平衡至关重要。） 2. "Climate change is mainly caused by the emission of greenhouse gases, like carbon dioxide, which trap heat in the atmosphere." emission n. 排放物；散发物；排放。常见搭配：emission of ……的排放。例如：The factory was fined for excessive emission of pollutants.（这家工厂因过度排放污染物被罚款。） greenhouse gas 温室气体。例如：Reducing the use of fossil fuels can help cut down greenhouse gas emissions.（减少化石燃料的使用有助于减少温室气体排放。） trap vt. 使困住；使陷入困境；储存；收集 n. 陷阱；圈套。例如：The miners were trapped underground after the collapse.（矿井坍塌后，矿工们被 ... ...