Unit 5 Revealing nature Developing ideas The secret language of plants 课件-2024-2025学年高中英语外研版（2019）选择性必修第一册

Unit 5 Revealing Nature Period 5 Developing Ideas 1 What is language? Activity 1 Free Talk Activity 2 Read the title and predict what questions may be mentioned in the passage. What is the language? Why do plants have language? How does the language work? Why is the language a secret? 【 modifier】 What plants have language? Reading skills: how to raise questions from a title? 【 head noun】 【 modifier】 about “head noun ” 1. What is the language? 2. Why do plants have language? 3. How does the language work? Activity 3 Read the passage with questions Activity 3 Read the passage for the structure Q1: How many parts can be divided after reading the passage? Parts Function Paragraphs Part 1 Part 2 Part 3 Introduction Main Body Conclusion para. 1-2 para. 3-5 para. 6 Q2: What is the genre of the passage? Activity 3 Read for details (Part 1) Q1: What is the function? Q2: What is the function? Q3: What is the main idea of this part? examples ...research has revealed... Topic: Plants can communicate Activity 3 Read for details (Part 2) Q1: What is the main idea of this part? Three ways to communicate Q2: What is the topic sentence in each paragraph? Q3: How do plants communicate with each other? (find out actions) Activity 3 Read for details (Part 2) Q4: What figure of speech is used in these actions? Q5: What is the purpose of using personification? Q6: Can you find more examples of personification in para. 4 and para.5? Activity 3 Read for details (Part 2) Q6: Can you find more examples of personification in para. 4 and para.5? Activity 3 Read for details (Part 3) Q1: What is the main idea of this part? Inspiration for the future Q2: What is author’s attitude towards the research? Why? Q3: Why is the language a secret? Activity 4 Think reflectively What is language? Could you improve your definition of language? language is : 1. a system of communication which consists of a set of sounds and written symbols which are used by the people of a particular country or region for talking or writing. ... 6. various means of communication involving recognizable symbols, nonverbal sounds, or actions. late 13c., langage “words, what is said, conversation, talk,” from Old French langage Activity 4 Think reflectively: （Collins） Smart expressions 微量的 呼救(名词短语) 赶走 植物报警系统 发出咔哒的声音 最令人惊讶得 在某些方面 通过……连接起来 把不同植物的根联结起来 植物之间相互交谈的秘密方式 tiny amounts of a call for help drive… away the plant warning system make clicking noises most surprisingly of all in some ways be linked by … link the roots of different plants to each other the secret way in which plants talk to each other that/不填 Activity 5 Organize the questions and answers. Draw a mind map. $$