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”主题，系统呈现植物通过化学物质、声音及“木广网”交流的方式，结合人类与动物交流的热身活动，通过提问（如“为何语言是秘密”“植物如何交流”）搭建学习支架，引导学生从已知到未知深入理解主题。 其亮点在于融合思维品质与语言能力培养，通过标题提问训练、段落大意匹配提升信息筛选与提问能力，结合拟人修辞分析（如“植物呼救”）和“你演我猜”互动游戏（如蜜蜂8字舞）增强趣味性。高考填空练习与摘要写作任务夯实语言技能，作业中纪录片观看鼓励自主拓展，助力学生提升探究能力，教师可借此高效开展互动教学。

Period 3 Developing ideas 1 Warming-up How do we communicate with each other? face to face social media body language 2 Warming-up How do animals communicate with each other? Do you know? 3 Other ways of animal communication sound touch expression body movement vision sound wave Warming-up How do people communicate with animals? Do you know? 5 What is the secret of Plants ? flytrap 捕蝇草 The can _______ insects. Its leaves can _______ when touched. mimosa 含羞草 fold up catch pea 豌豆、豆角 The can sow(播种) its own ________. seeds 02 Plants chat with each other in their own ways. social media 8 What do you think plants can do? What do you think plants can do? Look at the pictures and talk about what plants on the earth can do. attack breathe eat sleep move speak steal think Learn more about moving plants Lead-in Lead in Now talk about what else you think the plants can do and give examples. make medicine protect environment reduce noise predict the solar terms Do you think plants can speak like humans do? Unit 5 The Secret language of Plants Why is the language a secret? 【 modifier】 What plants have language? Reading skills: how to raise questions from a title? 【 head noun】 【 modifier】 What kind of language is it? Why do plants have language? The Secret Language of Plants Plants can communicate . Scientists are learning more about plants’ language. Para 1~2 Para 3 Para 4 Para 5 Para 6 Using chemicals Using sound Using WWW Narration(记叙文) Exposition（说明文） Argumentation（议论文） Introduction Body Conclusion Structure Genre(文体) 17 Skimminging Read the passage and find out the ways in which plants communicate. They can communicate with each other in three ways： by using chemicals sound and “wood wide web” Read the passage to figure out 1. What’s the type of the passage? A. Narration（记叙文）B.Argumentation C. News D.Exposition（说明文） 2. What is the structure of the passage? Read the passage and match each paragraph with its main idea. Para. 1 Para. 3 Para. 4 Para. 2 a. Plants use chemicals to communicate with each other. b. Plants use sound to communicate. c. Talking plants have been a thing of myths and legends. d. The muddy court helped him to be creative and flexible. e. New research has revealed that plants can communicate with each other. Para. 5 f. Plants use the wood wide web to communicate. Para. 6 Scanning: part 1 structure Para1-2 part 2 part 3 Plants can communicate. Para3-5 Para 6 Plants have various ways to communicate. Scientists are learning more about plants’ language. Introduction and thesis statement main body conclusion exposition Scanning Read the passage again.Organise information from the passage and complete the diagram. 1. communicate with each other 2. from the leaves 3. release its own, different chemicals 4. with their roots 5. tell if a neighbouring plant is helpful, or unfriendly 6. clicking noises when there is not enough water, indicating drought is arriving 7. the roots of different plants to each other 8. share information and even food 9. steal food from each other, or spread poisons How does the author explain three ways of communicating? The author explains thress ways by giving examples. How does the author connect the “main body” part? More surprisingly, plants also use... Most surprisingly of all... What figure of speech is being used when the plants are described as calling for help? What is its function? Learning to learn Personification means giving human characteristics to something that is not human. By using human characteristics to describe an object, animal or even a place, personification can make descriptions more vivid. chemicals insects another plant wasps different chemicals Retell the process of communication by using chemicals Figure of speech(修辞手法)—— personification What does “wood wide web” mean? Think share “Wood wide web” means 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. 1. What do you think are the benefits of studying plant communication? 2. What discoveries are described in the two reading passages in this unit and what do their meanings have in common? critical thinking Chemicals a bean plant another plants insects different chemicals wasps releases attack kill drive away attract release detect Complete the mind map with verbs. release attack kill attract detects drive away The language prevents plants from insects. Showing time One perform,the other guess Summary chemicals insects another plant wasps different chemicals attack releases detects releases drive away attract kill Retell the process of communication by using chemicals Figure of speech(修辞手法)—— personification 组长（group leader） 记录员（recorder） 时间管理员（Timekeeper） 发言人（spokesperson） 信息提供者（Information Provider）(1-2) Is it beneficial(有益处的) to explore nature? Why? （Give a talk） Think & Share As far as I'm concerned, exploring nature is beneficial. First of all, it can help us live better lives and make our world more amazing when we learn how nature works. In addition, it helps us with environmental management. By learning the secrets of nature, we can manage our planet and ensure a healthy environment for the future.Last but not least, we can improve public health by understanding nature. All in all, exploring the secrets of nature is not just about satisfying our curiosity; it is about improving our lives. Summary ▲ legends chemicals attacked clicking spreading 2. Filling in the blanks with correct forms of the given words. 直击高考 Scientists are learning the secret ways in which plants “talk” to each other. It has been known for some time that plants use chemicals 1______________ (communicate) with each other. When 2________ (attack) by insects, the plant releases chemicals from the leaves that 3______________ (eat). This is like 4___ warning. When another plant detects the chemicals, it starts to release 5___ (it) own, different chemicals. Some chemicals drive insects away. 6____________ (surprising), plants also use sound to communicate. Some plants make noises with their roots. Some trees make clicking noises when there is not enough water, 7__________ (indicate) drought is arriving. Most surprisingly of all, plants have an 8________ (amaze) system of communication that can link nearly every plant in a forest. It is called “ wood wide web”, 9______ is in some ways similar to the Internet we use. Using the wood wide web, plants can share information and even food 10_____ each other. Surprisingly indicating amazing which with to communicate attacked are being eaten a its What are the benefits of studying plant communication？ Homework Write a summary of the passage within 100 words. Watch a nature documentary and share the secrets of nature it revealed. Lavf59.14.100 Lavf58.29.100 Packed by Bilibili XCoder v2.0.2 Lavf58.30.100 Lavf58.20.100 Lavf57.62.100 $