北师大版（2019）选择性必修1Unit3 Conservation Lesson2 War on a plastic packets-课件(59张ppt)

(共59张PPT)
Unit 3
Conservation
Lesson 2
Part 1—Lead in
Lead in
Hi, there! Do you often use plastic packets and boxes
Lead in
What are the advantages and disadvantages of using them
Lead in
Use the words and phrases to help you.
convenient wasteful and unnecessary terrible for the environment environmentally friendly recycable
to keep the product lasting longer to keep the product fresh/ clean
Talking time
Lead in
In today’s lesson, you are going to listen to the different people’s views on using plastic packets.
Part 2—Words and Expressions
packet
/ p k t/
n. 小包，小盒
e.g. It was a packet mix.
Words and Expressions
set out
开始做某事，着手进行
e.g. When they set out they were well prepared.
Words and Expressions
packaging
/ p k d /
n. 包装盒（瓶、袋），包装材料
e.g. His company offers a flexible packaging service for the food industry.
Words and Expressions
coconut
/ k k n t/
n. 椰子
e.g. Coconut milk is expressed from grated coconuts.
Words and Expressions
consumer
/k n sju m (r)/
n. 消费者
e.g. Consumers will have to bear the full cost of these pay increases.
Words and Expressions
wasteful
/ we stfl/
adj. 浪费的；挥霍的
e.g. The whole process is wasteful and inefficient.
Words and Expressions
wrap
/r p/
vt. 包，裹
e.g. Wrap it up carefully to protect against breakage.
Words and Expressions
shell
/ el/
n. 壳；贝壳
e.g. A snail's shell is spiral in form.
Words and Expressions
transportation
/ tr nsp te n/
n. 交通运输系统，运输方式
e.g. The transportation operation will be spun off into a separate company.
Words and Expressions
dirt
/d t/
n. 灰尘，尘土
e.g. His clothes were covered in dirt.
Words and Expressions
swallow
/ sw l /
vt. & vi. 吞下，咽下
e.g. She swallowed hard and told him the bad news.
Words and Expressions
realistic
/ ri l st k/
adj. 现实的，实际的
e.g. Establish deadlines that are more realistic.
Words and Expressions
innovative
/ n ve t v/
adj. 新颖的，创新的，革新的
e.g. There will be a prize for the most innovative design.
Words and Expressions
refillable
/ ri:'f l bl/
adj. 可再填充的
e.g. Ten or twenty years ago, you could buy milk in returnable, refillable, glass bottles.
Words and Expressions
aware
/ 'we (r)/
adj. 意识到的，明白的
e.g. If you were aware of all that, you would change your mind.
Words and Expressions
collection
/k lek n/
n. 收集；收藏品；专辑
e.g. The first stage in research is data collection.
Words and Expressions
bin
/b n/
n. 垃圾箱
e.g. Bung this in the bin, can you
Words and Expressions
anxious
/ k s/
adj. 焦虑的，不安的
e.g. Every anxious person will have his or her own special problems or fears.
Words and Expressions
reusable
/ ri ju z bl/
adj. 可再使用的，可重复使用的
e.g. We encourage students to bring their lunches in reusable bags and dishes.
Words and Expressions
carton
/ kɑ tn/
n. 硬纸盒；塑料盒
e.g. A carton of milk lay on its side.
Words and Expressions
cutlery
/ k tl ri/
n. 餐具
e.g. A cutlery set is comprised of 6 table knives.
Words and Expressions
chopsticks
/ t pst ks/
n. 筷子
e.g. We still lack a pair of chopsticks.
Words and Expressions
council
/ ka nsl/
n. 委员会；理事会
e.g. The council has given the go-ahead to start building.
Words and Expressions
Part 3—Listening and speaking
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).
Listen for understanding
Let’s check.
Listen for understanding
K
A
K
A
K
A
Listen for understanding
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!
1. Listen for the specific information.
2. You can predict some answers.
3. Take notes while listening.
Listen for understanding
Let’s check!
the most
stupid example
wasteful and unnecessary
tough shell
never recycles
for the environment
full of plastic waste
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 of
Role play
Listen for understanding
Listen again and answer the questions.
1 What did Kevin see in the supermarket
2 What does Kevin think about this
3 What solution does Alicia suggest
4 What does Kevin suggest
Listen for understanding
Let’s check.
1 What did Kevin see in the supermarket
2 What does Kevin think about this
3 What solution does Alicia suggest
4 What does Kevin suggest
He saw each coconut was wrapped in clear, thin plastic.
He thinks that it’s stupid and wasteful.
Using recycled packaging.
He suggests we should do away with packaging completely and take our refillable containers.
Listen for understanding
key sentences:
1. I was amazed that each coconut was wrapped in clear, thin plastic.
2. You’ve picked an unusual example of packaging, but there is a reason for this.
3. I understand that, but in this case it’s completely wasteful and unnecessary.
4. A lot of the plastic used in packaging never recycles.
5. I have to say I agree with you on that.
...
Making and accepting suggestions
Do you know how to make and accept suggestions
Focus on function
Talking time
You can find the answers from the following task.
Focus on function
Listen to the conversation. Answer the questions.
Focus on function
1 What are Lisa and Amy talking about in their conversation
Let’s check.
Focus on function
They are talking about how to become more environmentally aware.
2 What kind of wastes did they simply throw away that can be used or recycled
Let’s check.
Focus on function
They simply threw away newspapers and glass bottles.
3 Are they alone in action to protect the environment
Let’s check.
Focus on function
No, there are a lot of groups of people online who share ideas on how to reduce and recycle and who are committed to contributing to a better future of our planet.
Listen again. Complete the table.
Focus on function
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 plete the Talk Builder.
Focus on function
A
B
C
D
A
D
C
B
Listen for understanding
key sentences:
1. I just get anxious when I think of the impact we have on the environment.
2. How can we have produced so much in just one week
3. We really should buy reusable shopping bags when we go to the supermarket.
4. I’m a terrible cook so it might be hard for me to cook at home, but I think I will tell restaurants not to give me any plastic cutlery, chopsticks and paper plates when I order from now on.
...
Can you add more expressions of giving and accepting suggestions
Focus on function
Talking time
Speaking!
Online shopping is becoming more and more popular. However, it produces lots of unrecyclable packaging. What solution do you have to this problem
Group work
Part 4—Homework
Recite the key words and expressions.
Stand in front of the mirror and practise the speaking part again.
Homework