Unit 5 Revealing nature Developing ideas 课件-2025-2026学年高中英语外研版选择性必修第一册

该高中英语课件围绕“植物的秘密语言”，系统呈现植物通过化学物质、声音及“木广网”交流的方式和拟人修辞的运用。课堂导入结合《阿凡达》中会交流的树及幻想vs现实活动，从神话传说过渡到科学研究，帮助学生搭建从已知到未知的认知支架。 其亮点在于通过快速阅读匹配、细节探究及拟人修辞分析等活动，提升学生语言能力（信息提取与表达）和思维品质（逻辑推断）。采用任务型教学法，学生在学习中加深对说明文结构和修辞的理解，激发探究兴趣，教师可借助清晰活动设计提高教学效率。

Unit 5 Revealing nature Developing ideas 1.What can plants do？ 2 In Avatar( /ævətɑː(r)/), trees can communicate with animals and people. 2. Leading in Activity 1 1.Tick what plants can do in the fantancy or in reality. attack breathe eat sleep move speak steal think √ √ √ √ √ leading in Para. 1 Many cultures have stories of talking trees. Para. 2 Para. 3 Para. 4 Para. 5 Para. 6 Plants have an amazing system of communication called “wood wide web”. Plants also use sound to communicate. Plants use chemicals to communicate with each other. New research has revealed something amazing: it appears that plants can communicate. Scientists are learning more about the secret ways in which plants talk to each other. 2.Read quickly and match the main idea of each part. 2.Read the passage and find out the ways in which plants communicate. Para3 Para4 Para5 Chemical sound wood wide web 3.What`s the genre (n.体裁） of the passage? Exposition(说明文) Argumentation Narration（记叙文） Introduction with a topic to catch readers’ attention, and a thesis statement to present the main concept of your essay. Body: the first, second, third… point / argument with supporting evidence Conclusion with a concise summary of your key points / a thesis statement. 4. Expository essay structure Part 1 Introduction and thesis statement Part 2 Body Part 3 Conclusion 1. What does “wood wide web” mean? “wood wide web” refers to an amazing system of communication that can link nearly every plant in a forest. It is linked underground by fungi and this fungal network links the roots of different plants to each other. Using the wood wide web, plants can share information and even food with each other. Reading for details Activity 2 4.What’s the most surprising thing for plants? A.They can use the Internet. B.They have their own satellite. C.They can walk near to their friends. D.They can link nearly every plant in a forest. 5.What does the last paragraph mean? A.The plants can own their world in the future. B.The plants will do harm to human. C.The plants might be talked with one day. D.The plants may show us the secret of talking. Maybe one day we will be able to“talk”with plants ! Modern research is showing that plants can 1_________________________. Using chemicals The plant releases chemicals 2_____________ that are being eaten. When another plant detects the chemicals, it starts to 3______________________________. communicate with each other from the leaves release its own, different chemicals Check the answers Activity 3 13 Using sound Some plants make noises 4______________. A chilli plant can 5__________________________ __________________. Some trees make 6___________________________ ______________________________________. with their roots tell if a neighbouring plant is helpful, or unfriendly clicking noises when there is not enough water, indicating drought is arriving 14 Using the “wood wide web” This fungal network links 7____________________________________. Plants can 8__________________________with each other. Plants can to attack other plants. the roots of different plants to each other share information and even food 9 steal food from each other, or spread poisons Maybe one day we will be able to “talk” with plants. 15 Personification is used . It can make descriptions more vivid. 1. What figure of speech(修辞手法) is being used when the plants are described as calling for help? What is its function? Think & Share “I’m being attacked!” When another bean plant detects the chemicals form its injured neighbor , It started to release its own different chemical . 1.Talking plants have long been a thing of myths and legends. 2.Many cultures have stories of talking trees that give advice as well as warnings to people. 3.Most surprisingly of all,plants have an amazing system of communication that can link nearly every plant in a forest. personification拟人 4.This is like a warning, or a call for help: “I’m being attacked!” When another bean plant detects the chemicals from its injured neighbour, it starts to release its own, different chemicals. 5.Some of these chemicals drive insects away. Others attract insects— the wasps! 6.They also “listen” to the noises from other plants. A chilli plant can tell if a neighbouring plant is helpful, or unfriendly. 1.Birds on the tree are singing a beautiful song. 2. The frogs are giving a concert- mixed chord. 3. Anger choked my words. 4. A good idea suddenly struck me 5. Fear seized/swallowed him. 不仅植物可以用拟人的方式来描写，还可以把动物， 含蓄的概念等当作人来描写 2. Think about and discuss the following ways of communication in the animal world. 1. Bees “dance” to signal to other bees that they have found food. 2 Ants communicate with each other through touch, chemical signals, moving their bodies and even using their legs to make sounds. What other ways can you think of? 20 Other ways of animal communication 标题数字等都可以通过点击和重新输入进行更改。文字数字大小颜色等参考此模板 sound touch expression body movement vision sound wave Thank you for watching 22 $