北师大版（2019）选择性必修 第一册Unit 3 Conservation Lesson 2 War on Plastic Packets课件(共18张PPT)

(共18张PPT)
Lesson 2　War on Plastic Packets
UNIT 3
CONSERVATION
1.To read and talk about war on plastic packets;
2.To listen and read for general understanding;
3.To listen for specific information and understand words in the context;
4.To learn about and practice making and accepting suggestions;
5.To express solutions for unrecyclable shopping packaging.
Lead-in
Group work: Do you often use plastic packets and boxes What are the advantages and disadvantages of using them Use the words and expressions to help you then share your answer with your partners.
convenient wasteful and unnecessary terrible for the environment
environmentally friendly recyclable
to keep the product lasting longer to keep the product fresh/ clean
Suggested answer:
A lot of things we buy from the supermarket are in plastic packets and boxes. It is convenient to buy products that are packaged in plastic, especially food and fruit. Because it makes shopping quicker and keeps the food fresh. However, the plastic packets or boxes, which are hard to break down, are extremely terrible for the environment, so we should reduce the use of them when unnecessary.
Task 1: Listen to the dialogue and choose the best answer.
1. What is the possible relationship between the speakers
A. Friends.
B. Husband and wife.
C. Interviewer and interviewee.
2. What are they talking about
A. A shopping experience.
B. A local supermarket.
C. The problem of food packaging waste.
3. Who is against plastic packaging
A. The man. B. The woman. C. Neither.
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Skill Builder
Identifying Opinions
People can have different opinions on the same topic. Learn to identify and understand their arguments according to the following aspects:
As you listen, identify the “topic” words or expressions of opinions.
Pay attention to the intonation used when agreeing or disagreeing.
Task 2: Listen again and 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. 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.
5. Refillable containers are not convenient.
K
K
K
A
A
A
Task 3: Listen and answer the following questions.
(1)What did Kevin see in the supermarket and what does he think about this
He saw each coconut was wrapped in clean and thin plastic. He thinks it is the most stupid.
(2)What does Alicia think about the packaging of coconuts
★But there is ___________ this. Supermarkets want to make sure that coconuts reach the consumer __________________. The packaging helps to keep the product fresh; it means the product will ___________.
★The plastic wrapping also has other uses, such as stopping coconut hairs from_____________________ during transport and _______________________.
a reason for
in the best condition
last longer
getting into other food
keeping the coconut clean
(3)What is Kevin’s worry about the packaging
A lot of the plastic used in packaging never __________, which is terrible for the ____________ : Our oceans are full of __________________, and animals and birds end up _____________the plastic and dying _____________.
recycles
environment
plastic waste
swallowing
as a result
(4)What suggestions do they give to solve the problem
Alicia suggests using recycled packaging;
Kevin suggests we should do away with packaging completely and use refillable containers instead of plastic boxes and bags.
Task 4: Pair work
Listen to the whole dialogue again and then role-play Kevin and Alicia.
Two friends, Lisa and Amy are discussing how to become more environmentally aware.
Task 1: Listen to the dialogue and choose the best.
1. What are they talking about in the conversation
A. How to cook meals.
B. Where to buy reusable shopping bags.
C. How to be environmentally friendly.
2. Which is NOT mentioned to reduce their waste
A. By using reusable shopping bags.
B. By eating out.
C. By not asking for any plastic cutlery.
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Task 2: Listen and answer the questions.
(1)What kind of wastes did they simply throw away that can be reused or recycled
They easily throw away newspapers and glass bottles.
(2) Are they alone in action to protect the environment
No. There are lots of groups that they can ______ which share ideas on how to ________________. They feel good _________ that there are so many other people who ______________ contributing to a better future for our planet.
are committed to
reduce and recycle
knowing
join
Wastes that can be reduced or reused What Amy and Lisa decide to do in the future
Plastic food 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, chopstick and paper plates
Sort rubbish and take it to recycling center
Task 3: Listen to the dialogue and complete the table.
Task 4: Listen and plete the Talk Builder.
Making and Accepting Suggestions
1.__________try to cook for ourselves more often.
2.__________like a good start.
3.______ sort our rubbish and take it to a recycling
center from now on.
4.Wonderful! ____________ these are all realistic
and achievable steps...
That sounds
We should
I think
Let’s
We should
I think
Let’s
That sounds
Task 5: 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 Share your solutions, using the expressions above.