1、Unit 3 ConservationLesson 2 War on Plastic Packets 教学目标与核心素养：知识目标：Students can learn some new words.能力目标：Students can listen for general understanding and specific information.情感目标：Students can think individually and learn cooperatively.教学重难点教学重点：How to learn the new words.教学难点：Howto improve student
2、s listening skills.课前准备：多媒体，黑板，粉笔教学过程：一、Pre-listening1. Greeting2. Leading-in教师活动：ACTIVATE AND SHARE:Ask students to have a group work: Do you often use plastic packets and boxes? What are the advantages and disadvantages of using them? Use the words and phrases to help you.convenient wasteful and u
3、nnecessary terrible for the environmentenvironmentally friendly recyclableto keep the product lasting longer to keep the product fresh/ cleanAsk for volunteers to share their ideas.(Suggested Answers:A lot of things we buy in the supermarket are in plastic packets and boxes. Its convenient to buy me
4、at 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. However, it is wasteful as most people dont recycle the packets.)(2) 教师引导学生读题Look at exercise 2 and skill builder, pay attention to identifying opinions.
5、二、 While- listening1. 学生活动：完成练习。LISTEN FOR UNDERSTANDING: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).1. It is stupid to wrap coconuts in plastic. ( )2. Plas
6、tic 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 packagingcompletely. ( )6. Refillable containers are not convenient. ( )(Answers: 1. K 2. A 3. K 4. A 5. K 6. A)2. 学生活动：完成练习。Listen again
7、and decide if they are for or against plastic packaging and find out their reasons. Then role-play Kevin and Alicia.Plastic PackagingKevin: For AgainstAlicia: For AgainstEach coconut was wrapped in clear, thin plastic.Isnt this _of packaging ever?But its completely _. It already has its own natural
8、packaging. Its got a _thats almost impossible to break!A lot of the plastic used in packaging _. ltsterrible _: Our oceans are _ andanimals and birds end up _ as a result.But there is_. Supermarkets wantto make sure that coconuts reach theconsumer _. The packaging helps to _, the product _.But the p
9、lastic wrapping also_.It stops coconut hairs from _ during transport. And it keeps the coconut _. But lets be realistic: We still need packaging. We just need to use the _ packaging.(Answers:Kevin: Againstthe most stupid example; wasteful and unnecessary; tough shell; never recycles; for the environ
10、ment; full of plastic waste; end ups swallowing the plastic and dyingAlicia: Fora reason for this; in the best condition; keep the product fresh; will last longer; has other uses; getting into other food; clean; right kind)3. 学生活动：回答问题。Listen again. Answer the questions.1. What did Kevin see in the
11、supermarket?2. What does Kevin think about this?3. What solution does Alicia suggest?4. What does Kevin suggest? (Answers:1. He saw each coconut was wrapped in clear, thin plastic.2. Its stupid and wasteful.3. Using recycled packaging.4 He suggests we should do away with packaging completely and tak
12、e our own refillable containers.)FOCUS ON FUNCTION: MAKING AND ACCEPTING SUGGESTIONS4. 学生活动： 回答问题。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 recycle
13、d?3. Are they alone in action to protect the environment?(Answers:1. They are talking about how to become more environmentally aware.2. They easily throw away newspapers and glass bottles.3. No, there are lots of groups of people online who share ideas on how to reduce and recycle and who are commit
14、ted to contributing to a better future for our planet.)5. 学生活动：完成表格。Listen again and complete the table.Wastes that can be reduced or reusedWhat Amy and Lisa decide to do in the futurePlastic bagsBuy reusable shopping bagsTakeaway food packagingCook at homeCartons and plastic cutleryTell restaurants
15、 not to give any plastic cutlery, chopsticks or paper platesNewspapers and glass bottlesSort rubbish and take them to a recycling centre6. 学生活动：完成练习。Listen and imitate. Complete the Talk Builder.Making and Accepting Suggestions1. _ try to cook for ourselves more often.2. _ like a good start.3. _ sor
16、t our rubbish and take it to a recycling centre from now on. 4. Wonderful! _these are all realistic andachievable steps(Answers:1. We should2. That sounds3. Lets4. I think)三、After-listeningSPEAK学生活动：Group work: Online shopping is becoming more and more popular. However, it produces lots of unrecyclable packaging. What solution do you have to this problem?四、Summary 重点词汇：convenient, set out, stopfrom重点句型：keep宾语宾语补足语五、HomeworkWrite a short passage to express your solutions for unrecyclable shopping packaging.- 5 -