Unit 3 Conservation Lesson 2 课件高中英语北师大版（2019）选择性必修第一册.pptx

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1、Unit 3 Conservation,Lesson 2 War on Plastic Packets,Vocabulary,1. convenientIts convenient for sb. to do sth. 对某人来说做某事很方便convenience n. 便利，方便；便利的事物/ 设施at ones convenience 在某人方便时for convenience 为方便起见表示“对某人来说方便”时不能用sb. is convenient，而要用 it is convenient for sb.练习：It is very _ to pay by credit card.,co

2、nvenient,2. set outset up 建造、创立set aside 留出，节省（时间/钱）set off/ out for + 地点 动身去某地set off 引爆set about doing sth. 开始做/ 处理某事set out to do sth. 开始做/ 处理某事练习：We _ to find the truth behind the mystery.,set out,Vocabulary,3. stopfromprevent (from) doing sth. 阻止做某事keepfrom doing sth. 阻止做某事keep sb. doing sth. 使

3、某人一直做某事在prevent/ stop (from) doing sth. 结构中可省略from，但在keep.from doing sth. 结构中，from 不可省略。另外，在prevent/ stopfrom doing sth. 的被动语态结构中，from也不可省略。练习： You cant _ people _ saying what they think.,stop,Vocabulary,from,Leading in,Do you often use plastic packets and boxes? What are the advantages and disadvan

4、tages of using them? Use the words and phrases to help you.,ACTIVATE AND SHARE,Suggested Answers:A lot of things we buy in the supermarket are in plastic packets and boxes. Its convenient to buy meat or fruit or vegetables that are in packets or boxes because it makes shopping quicker and it keeps t

5、he products fresh and helps it last longer. However, it is wasteful as most people dont recycle the packets.,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).,LI

6、STEN FOR UNDERSTANDING,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 co

7、nvenient. ( ),K,A,K,A,K,A,LISTEN FOR UNDERSTANDING,Listen again and decide if they are for or against plastic packaging and find out their reasons. Then role-play Kevin and Alicia.,the most stupid example,wasteful and unnecessary,tough shell,never recycles,for the environment,full of plastic waste,e

8、nd ups swallowing the plastic and dying,a reason for this,in the best condition,keep the product fresh,will last longer,has other uses,getting into other food,clean,right kind,LISTEN FOR UNDERSTANDING,Listen again. Answer the questions.,1. What did Kevin see in the supermarket?He saw each coconut wa

9、s wrapped in clear, thin plastic.2. What does Kevin think about this?Its 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.,LISTEN FOR UNDERSTANDI

10、NG,Listen to the conversation and answer the following questions.,1. What are Lisa and Amy talking about in their conversation?They are talking about how to become more environmentally aware.2. What kind of wastes did they simply throw away that can be reused or recycled?They easily throw away newsp

11、apers 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.,FOCUS ON FUNCTION: MAKING AND ACCEPTING SUGGESTIONS,Liste

12、n again and complete the table.,FOCUS ON FUNCTION: MAKING AND ACCEPTING SUGGESTIONS,Buy reusable shopping bags,Cook at home,Tell restaurants not to give any plastic cutlery, chopsticks or paper plates,Sort rubbish and take them to a recycling centre,Listen and imitate. Complete the Talk Builder.,FOC

13、US ON FUNCTION: MAKING AND ACCEPTING SUGGESTIONS,Making and Accepting Suggestions1. _ 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,That sounds,Lets,I think,Online shopping is becoming more and more popular. However, it produces lots of unrecyclable packaging. What solution do you have to this problem?,SPEAK,Group Work,