北师大版（2019）高中英语选择性必修第一册Unit 3Conservation Lesson 2 War On Plastic Packets课件 (18张PPT)

(共18张PPT)
Unit 3 Conservation
Lesson 2
Warm up
1. What do these fruits and nuts have in common
They are wrapped in clear, thin plastic. They are welcomed and eaten by people because of rich nutrition and good taste.
Warm up
2. Do you often use plastic packets and boxes
3. What are the advantages and disadvantages of using them
A lot of things we buy in the supermarket are in plastic packets and boxes. 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. However, it is wasteful as most people don’t recycle the packets, which leads to depression and anxiety and ecological grief.
Listen for understanding
People can have different opinions on the ______topics. It’s important to study these opinions, so that you can identify and understand the _________ for and against these important issues.
As you listen, identify the _______ words or expressions of opinions and
write down any opinion words you hear.
Pay attention to the _________ used when agreeing and ___________.
same
arguments
“topic”
intonation
disagreeing
Skill Builder—Identifying Opinions
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 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
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.
Listen for understanding
Plastic Packaging
Kevin: _______
Each coconut was wrapped in clear, thin plastic. Isn’t this ______________
__________ of packaging ever
But it’s completely _______________________. It already has its own
natural packaging. It’s got ______________ that’s almost impossible to break!
A lot of the plastic used in packaging ________________. It’s terrible
_________________: our oceans are ___________________, and animals
and birds end up __________________________________ as a result.
Against
example
wasteful and unnecessary
a tough shell
never recycles
for the environment
full of plastic waste
swallowing the plastic and dying
the most stupid
Listen for understanding
Plastic Packaging
Alicia: _______
But there is ________________. Supermarkets want to make sure that coconuts reach the consumer _________________________. The packaging helps to _____________________, the product ______________.
But the plastic wrapping also _______________. It stops coconut hairs ___________________________ during transport. And it keeps the coconut _______.
But let’s be realistic: we still need packaging. We just need to use the _____________ packaging.
Listen for understanding
For
a reason for this
in the best condition
keep the product fresh
will last longer
has other uses
from getting into other food
clean
right kind of
Listen again and complete the summary.
In the week when government 1 ________ its new environmental programme, Kevin considers the problem of 2 _____________________.
Kevin 3 __________ at a local supermarket to buy 4 _________________. When seeing each coconut was 5 ________ in clear, thin plastic, he disliked the most stupid example of packaging. Because it is 6 _______________________ as a coconut has its own 7 _________________. Plastic is terrible for the environment: animals and birds 8 _________________ the plastic and dying 9 ____________. A more 10 __________________ is needed. Packaging should be 11 _______________. Customers can take 12 ________ containers with them when they shop.
Listen for understanding
sets out
food packaging waste
stopped off
a couple of coconuts
wrapped
wasteful and unnecessary
natural packaging
end up swallowing
as a result
innovative solution
done away with
refillable
Role Play
You are going to role-play Kevin and Alicia. Have a discussion on plastic packaging using the speakers’ viewpoints listed in the table.
Switch the roles and play your discussion.
Watch and Discuss
Watch the video “What really happens to the plastic you throw away” and answer the following questions in pairs.
1 This video mainly consists of four parts. What is the main idea of each part
2 What happens to Bottle 1 What damage does Bottle 1 cause
3 What is Bottle 2’s journey and its harm
4 What different story does Bottle 3 have compared with the other two bottles
Discuss
1 How do you understand the title “War on Plastic Packets ”
2 Should we do away with plastic packaging Why or why not
3 What should we do with plastic bottles
4 How can we become more environmentally aware
Assignment
1. Organize your discussion into a short passage. Do remember to use some newly-learnt expressions in your writing.
2. Search online to find more solutions to the problems of plastic packets/plastic bottles.
Notes
In the week when the government sets out its new environmental programme, Kevin and Alicia consider the problem of food packaging waste.
1 set out 开始做某事，着手进行
We’ll set out for geological inspection for a week in Heilongjiang, Jilin and Liaoning.
Many young people set out to change the world.
许多年轻人开始改变世界。
我们明天出发，开始一星期的地质考察，行程遍及黑吉辽三省。
在政府制定新的环保计划的那一周，凯文和艾丽西亚考虑了食品包装废弃物的问题。
Notes
2 consumer n. 消费者，用户，顾客
The reduced consumer demand is also affecting company profits.
消费者需求的降低也影响到了公司的利润。
South Korea’s imports of consumer products jumped 33% in this year.
今年，韩国消费产品的进口激增了33%。
Synonyms:
customer, buyer, purchaser, shopper, user
Notes
3 wrap v. 包，裹（礼物等）
Harry had carefully bought and wrapped presents for Mark to give them.
哈里精心购置了礼物又仔细包好，让马克交给他们。
wrap up 结束；总结
If I’m not especially interested in a candidate, I’m looking for opportunities to wrap the interview up, not drawing it out.
如果我对某个申请人不是特别感兴趣，那么我会寻找机会结束面试，不会拖时间。
Notes
4 refillable adj. 可再填充的
re- 作为前缀（prefix）表示：再，又；重新，重来
Its customers take refillable containers with them when they shop, and use them instead of plastic boxes and bags.
顾客购物时随身携带可再灌装的容器，而不是塑料箱和袋子。
如：reusable, recyclable, adjustable, respectable, drinkable
-able 作为后缀（suffix）表示：具有……性质的，可被……的
如：refill, retell, regain, redo, recycle, reuse, reelect, reread
Goodbye!