Unit 6 The power of plants developing ideas 教学课件-2024-2025学年外研版（2024）七年级英语上册

6 Developing ideas: listening & speaking Unit 6 The power of plants The Importance of Corn Learning Objectives： 1.正确认读并运用主题词corn silk，rose，cotton，bamboo来讨论植物的相关信息。 2.通过听短文与对话，获取玉米对墨西哥重要性及玉米用途的细节信息，并根据提示叙述玉米用途。 3.通过小组合作，讨论植物的多种用途以及植物在生活中的重要性及影响，培养同学们热爱植物、保护植物的良好行为习惯。 Lead-in Free talk. 1. What plants can you see in the picture? 2. How do you usually eat them? Rice wheat corn tacos /ˈtɑːkoʊz/ It's a kind of traditional Mexican food, just like Shandong pancake. Are they important to us? Why? Lead-in Did you know? Rice,wheat and corn are the world's top three food plants.People around the world eat them in different ways.For example,rice noodles in East Asia,bread in Europe and tacos in the Americas. Pre-listening Look and guess. 1. What is Jason doing? He is making a vlog about the Sweet Corn Festival. 2.why does he do that? Because he wants to show the Sweet Corn Festival to us. While-listening 1. Listen to the opening of the vlog and choose the main idea. a. It explains the importance of corn in Mexico. b. It compares corn in different countries. c. It describes about a famous Mexican corn dish. 关键信息：Corn isn't just food. It’s also part of Mexican culture. Listening Tips: 1.读题并画出选项核心词 2. 听前预测 3. 抓关键信息 While-listening 3. Listen and complete the notes for Jason. The biggest ear of corn was nearly _________ centimeters long. People started growing corn in Mexico about ______ years ago. Today, corn’s a big part of their _______. There are over ______ corn dishes now! Corn isn’t just food. It’s also part of Mexican ______. 1 2 3 4 600 9000 cooking 40 culture Pay attention to “nearly, about, over, more/less than”. Tip 2: While-listening Think and discuss. 1. What aspects does Jason introduce corn?Try to fill in the blanks. __________________ was nearly 40 cm long. People _____________ corn in ______ about 9000 years ago. Today, corn is________of their cooking. Corn isn't just _____.It's ______________________. The biggest ear of corn started growing Mexico a big part food also part of Mexican culture Appearance: History: Present: Importance: Think and discuss. 2.Do you usually eat corn? What could be made from corn?（玉米可以做什么?） delicious food animal feed cute dolls useful tools interesting toys what are the parts of an ear of corn? what are the parts used for? corn seeds corn silk corn husks Look and predict While-listening Listen and complete the sentences. From corn _______, we can make foods such as tacos and _______. Corn silk is used to make ______. It is good for your _______. Using corn husks, we can make traditional ________. seeds chips tea health dolls While-listening Listen again and retell the conversation. From corn seeds, we can ___________such as _____________ Corn silk ________ make ______. It is _______ your _______. Using ________ , we can make traditional ________. tea health dolls make foods tacos and chips. is used to good for corn husks What is the relationship between the speakers? customer & seller boss & worker student & teacher While-listening Listen and think. 1. What should we pay attention to when we want to watch and buy something in the Sweet Corn Festival? Being polite. 2. Listen and talk about how people ask for and give permission. May I …? customer: ask for permission Could I …?/ Can I…? seller: give permission Certainly. Sure. Go ahead. Post-listening Talk and summarize. 1. What are the uses of corn? 1 From …, we can make… 2 … is used to make … 3 Using …, we can make… useful structures about the uses of a plant 2.How do you understand the saying “without corn，there is no country”? Corn is very useful and important to Mexico. Corn isn't just food. It’s also part of Mexican culture. Post-listening Brainstorming. Talk about the uses of these plants(at least 3 aspects). rose cotton bamboo Post-listening Uses Uses Uses Post-listening Act out and role-play. Choose one of the plants. Student A is a customer and student B is a seller. Have a conversation about the uses. (Remember: be polite.) A B Could you tell me …? Of course. From …, we can make… About bamboo. Just as corn, bamboo is playing an important role in our daily life and Chinese culture. So we should protect bamboo and other plants. Homework Must do: Write a short passage about corn. Choose to do: Search more information about other useful plants and make a poster. Thanks for listening. $$