Unit 5 Revealing nature Developingideas (The secret language of plants )ppt课件-（2019）新外研版高中英语高一下学期选择性必修第一册.pptx

1、Period 3 Developing ideasWhat is the secret of Plants ? Skim the passage and answer the question Find out the 3 ways in which plants communicate. They may communicate with each other by using chemicals, sound and “wood wide web”.detailed readingPara.3 How do the chemicals work?waspschemicalsinsectsa

2、nother plantwaspsdifferentchemicalsattack releasesdetectsreleasesdrive awayattractkillRetell the process of communication by using chemicals What emotion does the author want to express with personification?Figure of speech(修辞手法)personification detailed reading1. Which part of the plant can make the

3、 noise?2. What can plants do but make noises ? www.Full nameWays to linkFunctionsWorld wide webCables & satellitesWood wide webFungi. This fungal network links the roots of different plants to each other. Plants can steal food from each other, spread poisons to attack other plants.Plants can share i

4、nformation and even food with each other.Marco poloAlexander the GreatIn Avatar(/vt(r)/)Whydowehavesomanylegendsandstories?The trees can give advice and warnings to peopleThe trees can communicate with animals and people.Maybe one day we will know enough about plant communication to be able to talk

5、with them ourselves. What changes do this kind of communication bring？1. There is some evidence that houseplants are good for peoples mental health. 2. The peoples communication with plants can affect the plant growth condition. I have learnedIn the animal world, whats the ways of communication? Bee

6、s “dance” to signal to other bees that they have found food. 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? expressionbody movementsoundsound wavevisiontouch Organise your ideas followin

7、g the steps below. Begin with what animal you have chosen to talk about. Explain how they communicate and give examples. Conclude by explaining what we have learn from their behavior.Some useful expressions:Today, Im going to talk about/I would like to talk about. They communicate with each other th

8、rough body movement / vision / sound wave.(For example, The peacock will spread its tail when they want to seek the partner / The sound wave can help them judge the direction)I have learned from their behavior that.( have life, magical language, express ones mood, protect, live in harmony with, explore the secrets of the nature) SummaryOur world is far _ than the world we can see and hear. Our senses are weak. So we should_a. Get a summary about the passage of the secret language of plants.b. Write a kind of communication ways of plants or animals.Homework