Unit 3 Period 2 War on Plastic Packets（课件）英语北师大版选择性必修第一册

该高中英语课件围绕“塑料包装之争”，聚焦观点识别、理由总结及建议表达等核心语言技能。课堂导入从日常塑料产品切入，通过Pre-listening环节引导学生讨论塑料包装的利弊，搭建生活经验与听力任务间的学习支架，为后续识别Kevin和Alicia的不同观点奠定基础。 其亮点在于融合语言能力（听力中识别“opinion words”及同意/反对语调）、思维品质（分析支持与反对塑料包装的理由）和文化意识（提及中国传统包装作为替代方案）。采用听力训练、角色扮演、任务型活动（如完成观点归属表、建议表达练习）等学科特色方法，分层作业设计（基础层用核心词块写减塑方法，提高层写短文）提升学习能力，助力学生掌握环保主题表达，教师可高效落实教学目标。

高中英语北师大版选修第一册 Unit 3 Conservation War on Plastic Packets Students will be able to identify different opinions on plastic packets from listening materials. Students will master the skills of identifying “opinion words” and understanding intonation for agreeing and disagreeing. Students will be able to summarize the reasons for and against plastic packaging and role - play the conversation. Learning objectives Contents 1. Lead in 2. Pre-listening 3. While-listening 4. Post-listening 5. Summary 6. Assessment 7. Homework 01. Lead in plastic bags plastic bottles plastic cutlery plastic wrappers /packaging What plastic products do you use in your daily lives? Lead in 02. Pre-listening Advantages Disadvantages 1. convenient 2. waterproof 3. keep the product lasting longer 4. keep the product fresh/clean 5. recyclable 1. wasteful and unnecessary 2. terrible for the environment 3. bad for our health 4. cause white pollution 5. harmful to sea animals Although plastic packets can keep the product fresh, they are wasteful and terrible for the environment. What are the advantages and disadvantages of using plastic packets and boxes? Pre-listening Advantage: It's convenient to buy meat or fruit or vegetables that are in packets or boxes because it makes shopping quicker and it keeps the products fresh and helps it last longer. Disadvantage: It is wasteful as most people don't recycle the packets. Reference Answers Pre-listening 03. While-listening You are going to listen to two people, Kevin and Alicia, talking about plastic packets. Use the Skill Builder to decide whose opinion each statement is from. Write K (Kevin) or A (Alicia). People can have different opinions on the same topics. It’s important to study these opinions, so that you can identify and understand the arguments for and against these important issues. As you listen, identify the “topic” words or expressions of opinions and write down any opinion words you hear. Pay attention to the intonation used when agreeing and disagreeing. While-listening 1. It is stupid to wrap coconuts in plastic. ( ) 2. Plastic packaging keeps the product fresh. ( ) 3. Plastic packaging is bad for the environment. ( ) 4. The packaging should be recyclable. ( ) 5. We should do away with packaging completely. ( ) 6. Refillable containers are not convenient. ( ) K K K A A A While-listening Listen again and decide if they are for or against plastic packaging and find out their reasons. Then role-play Kevin and Alicia. Plastic packaging Kevin: □For □ Against Alicia: □For □ Against Each coconut was wrapped in clear, thin plastic. Isn’t this _____ __________________ of packaging ever? But there is _______________. Supermarkets want to make sure that coconuts reach the consumer __________________. The packaging helps to ____________________, the product _____________. the most stupid example a reason for this in the best condition keep the product fresh will last longer While-listening Plastic packaging Kevin: □For □ Against Alicia: □For □ Against But it’s completely ______________________. It already has its own natural packaging. It’s got a ___________ that’s almost impossible to break! But the plastic wrapping also ______________. It stops coconut hairs from ______________________ during transport. And it keeps the coconut _________. wasteful and unnecessary tough shell has other uses getting into other food clean While-listening Plastic packaging Kevin: □For □ Against Alicia: □For □ Against A lot of the plastic used in packaging ______________. It’s terrible _________________: Our oceans are _________________, and animals and birds end up _______________________________ as a result. But let’s be realistic: We still need packaging. We just need to use the ____________ packaging. never recycles for the environment full of plastic waste swallowing the plastic and dying right kind of While-listening Listen again. Answer the questions. 1. What did Kevin see in the supermarket? He saw each coconut was wrapped in clear, thin plastic. 2. What does Kevin think about this? It’s stupid and wasteful. 3. What solution does Alicia suggest? Using recycled packaging. 4. What does Kevin suggest? He suggests we should do away with packaging completely and take our own refillable containers. While-listening Listen to the conversation and answer the following questions. 1. What are Lisa and Amy talking about in their conversation? 2. What kind of wastes did they simply throw away that can be reused or recycled? 3. Are they alone in action to protect the environment? While-listening 2. What kind of wastes did they simply throw away that can be reused or recycled? They easily throw away newspapers and glass bottles. 3. Are they alone in action to protect the environment? No, there are lots of groups of people online who share ideas on how to reduce and recycle and who are committed to contributing to a better future for our planet. 1. What are Lisa and Amy talking about in their conversation? They are talking about how to become more environmentally aware. While-listening Listen again and complete the table. Wastes that can be reduced or reused What Amy and Lisa decide to do in the future Plastic bags Takeaway food packaging Cartons and plastic cutlery Newspapers and glass bottles Buy reusable shopping bags Cook at home Tell restaurants not to give any plastic cutlery, chopsticks or paper plates Sort rubbish and take it to a recycling centre While-listening 1. How about going…? 2. Why don’t we go…? 3. Shall we…? 4. What would you say to…? 5. Don’t you think it is a good idea to…? 6. Do you fancy… 7. Would you like to…? 8. I suggest you / we take…into consideration… 9. We might as well… 10. Why not? 11. With pleasure. 12. Brilliant! While-listening 04. Post-listening Listen and imitate. Comlete the Talk Builder. 1. _____________ try to cook for ourselves more often. 2. _____________ like a good start. 3. _____________ sort our rubbish and take it to a recycling centre from now on. 4. Wonderful! _____________ these are all realistic and achievable steps… We should I think Let’s That sounds We should That sounds Let’s I think Post-listening 05. Summary Summary 06. Assessment Learning Objectives Score(1-5) 1. After learning, I am able to discuss the advantages and disadvantages of plastic packets using the given words and expressions. 2. After learning, I am able to summarize the reasons for and against plastic packaging and role - play the conversation. 3. After learning, I am able to make and accept suggestions related to reducing plastic packaging and protecting the environment. 5-完全能；4-基本能；3-不确定；2不太能；1-完全不能 Assessment 07. Homework 基础层 5-6 句话介绍 3 条日常生活减塑方法，至少使用 5 个本课核心词块（convenient, recyclable, wasteful, keep fresh, do away with, environmentally friendly） 提高层 短文《My Solutions to Online Shopping Plastic Waste》80-100 词，包含：1. 网购塑料包装现状；2. 三条减塑方案；3. 个人环保倡议 Homework Thank you for your listening 169386.67 122570.68 $