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1、Unit 1 Nature in the balanceReading (II)内容分析：本单元的主题语境是“人与自然”，话题是“环境与环境保护“，Reading板块 的语篇类型是纪录片脚木，内容围绕亚马孙雨林展开，包括亚马孙雨林的基本信 息、动植物资源、生物多样性、对地球的重要作用，以及所面临的危险等多方面 的信息。通过这一系列的介绍和阐述，引发学生的思考：亚马孙雨林对人类如此 重要，人类是否可以承担起损害“地球之肺的后果？由此让学生树立环保意识。教学目标：By the end of this section, students will be able to:1. summarize th
2、e basic information about the Amazon rainforest;evaluate the importance of the Amazon rainforest and the dangers it is facing;2. learn and understand the new words and expressions in the text.教学重难点：1. Understand some new words and expressions.2. Be able to use the new words and expressions correctly
3、.教学过程：Step 1 Lead-inRead and underline the following key words and expressions.Step 2 Building vocabularyWord study: aliveIntroduce the meaning of “alive“ through different situations, first the context of the speech and then other situations.A Make a difference among alive, living, live and lively.
4、 Exercises of alive: Practice makes perfect.1. Phrase study: play a significant roleIntroduce the meaning of “play a significant ro!cM together with some similar expressions.2. Phrase study: half the size ofIntroduce the meaning of t4half the size of5 together with some similar expressions. Learn to
5、 describe multiples using different structures.3. Word and phrase study: roughly speakingIntroduce the meaning of “rough and “roughly” through different situations, first the context of the speech and then other situations.4. Word study: biodiversityIntroduce the meaning of 4tbiodivcrsity through di
6、fferent situations, first the context of the speech and then other situations. Exercises of awaken: Practice makes perfect.5. Word study: unbelievableIntroduce the meaning of 4tunbclievableM through different situations, first the context of the speech and then other situations. Exercises of permane
7、nce: Practice makes perfect.6. Word study: towerIntroduce the meaning of “tower” through different situations, first the context of the speech and then other situations. Different meanings of towerCollocations of tower Exercises of adapt: Practice makes perfect.7. Phrase study: home toIntroduce the
8、meaning of tthome, through different situations, first the context of the speech and ihen other situations. Different meanings of homeCollocations of home Exercises of adapt: Practice makes perfect.8. Phrase study: in turn and feed onIntroduce the meaning of “in turn & fbed on together with some sim
9、ilar expressions.9. Phrase study: break downIntroduce the meaning of “break down, together with some similar expressions.10. Word study: irreplaceableIntroduce the meaning of ttirreplaceable, through different situations, first the context of the speech and then other situations. Collocations of irr
10、eplaceableExercises of irreplaceable: Practice makes perfect.11. Word study: extinctionIntroduce the meaning of 4lcxtinction through different situations, first the context of the speech and then other situations. Collocations of extinctionA Exercises of extinction: Practice makes perfect.Step 3 Sen
11、tence analysisThe Amazon River, from which the rainforest gets its name, is close to 6400 kilometres in length-roughly 100 kilometres longer than the Yangtze River, (lines 7-8)Step 4 Sentence translationStep 5 Consolidation1. Exercises to review the knowledge learnedCheck the answers of Bl on P5.教学反思