Unit 7. Saving energy

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Warmly welcome
* Chatting
Water bill
Electricity bill
What’s this?
What’s this?
Unit 7 SAVING ENERGY Read
1. How much is your family’s water bill?
2. How much is your family’s electricity bill?
- About 70.000 dongs.
- About 20.000 dongs.
Unit 7 SAVING ENERGY Read
- consumer (n):
- label (n):
- scheme (n):
- innovation (n):
- category (n):
- ultimately (adv):
* Vocabulary
- bulb (n):
A person who buys goods that he will use himself
người tiêu dùng
nhãn
bóng đèn tròn
a plan
kế hoạch
sự đổi mới, sáng chế mới
loại, hạng
finally
cuối cùng
Unit 7 SAVING ENERGY Read
* Slap the board
consumer
label
bulb
scheme
innovation
category
Unit 7 SAVING ENERGY Read
* Prediction questions
1. Do people in Western countries think electricity, gas, and water are luxury?
2. Do they want to save electricity? What do they do to spend less on lighting?
 No, they don’t. They think electricity, gas, water are not luxuries but necessities.
 Yes, they do. They use energy saving bulbs instead of ordinary bulbs
Unit 7 SAVING ENERGY Read
Which of the following is the best summary of the passage?
1. Energy –saving bulbs should be used to save electricity.
2. In Western countries electricity, gas, and water are necessities.
3. North American and European countries are interested in saving money and natural resources.
4. Labeling schemes help save energy.
Unit 7 SAVING ENERGY Read
1.What are Western consumers interested in?
2.What can we do to spend less on lighting.
3. Mrs. Jones uses only two ordinary bulbs and she pays US$8 for lighting.
How much will she pay if she uses two energy-saving bulbs instead?
4.What is the purpose of the labeling scheme?
5. Why should we save energy ?
* Questions
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1.What are Western consumers interested in?
 Western consumers are interested in products that will not only work effectively but also save money.
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2.What can we do to spend less on lighting?
 We can use energy-saving bulbs instead of ordinary 100 watt-light bulbs to spend less on lighting.
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3. Mrs. Jones uses only two ordinary bulbs and she pays US$8 for lighting.
How much will she pay if she uses two energy-saving bulbs instead?
 She will pay US$2 for lighting if she uses energy-saving bulbs instead.
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4.What is the purpose of the labeling scheme?
The purpose of the labeling scheme is to help consumers to know how efficient each model is
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5. Why should we save energy ?
 Because when we save energy ,we’ll save money and conserve the Earth’s resources.
You have 10 marks
Lucky number
Unit 7 SAVING ENERGY Read
Use energy saving bulbs ordinary 100 watt light bulbs.
Turn off the light __________leaving the rooms.
Use __________appliances properly.
Keep refrigerator door____________.
household
__________
before
instead of
closed
* Fill in the words
Homework
1. Learn by heart all the new words.

2. Write the ways how to save money.
Write down ideas on how to save energy.

Unit 7 SAVING ENERGY Read
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Thank you for your attention!
Good bye and see you later!