Unit 7. Saving energy

WELCOME TO OUR CLASS
Cross words
Choose the numbers and find the words and the key word
1
2
3
4
5
6
Families use it to make light and for machines
The place where there are paddy fields. It is quiet and peaceful
How can you say “ tiết kiệm” in English ?
You use it to drink or wash, bathe, etc…
Using it for cooking, motorbike, cars, etc….
The place where there are many high buildings and traffic . It is very noisy.
Chatting
1.What kinds of energy do we use everyday?
Electricity
Gas
2. Should we save energy ?
Why ?
Period 44:Lesson 4:READ
Unit 7: Saving energy
I. Pre-teach vocabulary:
người tiêu dùng
1.(a) consumer :
2.(a) bulb :
kÕ ho¹ch
3.(a) scheme:
4.(to) account for:
b¶o tån
5.(to) conserve:
chiếm
bóng đèn tròn
6.(to) label:
dán nhãn mác
.
.
.
.
*Match these words in column A with the meaning
in column B
*True(T) or false(F) statement prediction.
1.In Western countries electricity,gas are necessaries.
2.Lighting accounts for 10 percent to 15 percent of the electricity bill in most of North American families.
3.Consumers can save US$5 per energy-saving bulb.
4.The lable tells the consumers how much energy efficiency each model has.
5.These innovations won’t save any money.
T
T
F
Because they can save about US$7 to US$21 per bulb.
T
F
Because these innovations will save money.
II.Reading
*Match these words in column A with the meaning
in column B
*Which of the following is the best summary of the passage?


1. Energy-saving bulbs should be use to save electricity.
2. In Western countries electricity, gas, and water are necessaries.
3. North American and European countries are interested in saving money and natural resources.
4. Labeling schemes help save energy.

3. North American and European countries are interested in saving money and natural resources.
*Comprehension questions:
1. What are Western consumers interested in?
2. What can we do to spend less on lighting?
3. What is the purpose of the labeling scheme?
5. Why should we save energy?
4. Mrs. Jones uses only 2 ordinary bulbs and she pays US$8 for lighting. How much will she pay if she uses 2 energy-saving bulbs instead?
Lucky number.
1
2
3
4
5
7
6
8
1. What are Western consumers interested in?

They are interested in products that will not only work effectively but also save money .
Lucky number
2. What can we do to spend less on lighting?
We can replace an ordinary 100 watt light bulbs by using saving-energy bulbs .
3. What is the purpose of the labeling scheme?
The purpose of the labeling scheme is to tell the consumers how energy efficiency each model has
Lucky number
1. Western consumers are interested in products that will not only work effectively but also save money.
2. We can use energy-saving bulbs instead of ordinary 100 watt-light bulbs to spend less on lighting.
3. She will pay US$2
4. The purpose of the labeling scheme is to help consumers to know how efficient each model is, compared with other appliances in the same category so that they can save money and energy.
5. We should save energy because by saving energy we can conserve the Earth`s resources.
*Discussion:

What should we do to save electricity and natural resources ?
- Learn new words by heart.
- Summarize the text in the notebook.
- Do exercise III on page 56 in work book.
III . Homework assignment
THANK YOU FOR ATTENTION!
the end
GOOD BYE!
5. Why should we save energy?
Because we can save money as well as conserve the resources.
4. Mrs. Jones uses only 2 ordinary bulbs and she pays US$8 for lighting.
How much will she pay if she uses 2 energy-saving bulbs instead?
She will pay US$ 2 .
Lucky number
*Discuss:

What should we do to save money and natural resources ?
True or false statement
1. In Western countries,electricity is necessity.
2. Lighting account for 10 percent to 15 percent of the electricity bill in most North America.
3.Consumers can save 50USD per energy-saving bulb.
4.The label tells the consumers how much energy efficiency each model has.
5.These innovation won’t save any money.
3. Choose the best summary of the passage
Comprehension questions:
1. What are Western consumers interested in?
2. What can we do to spend less on lighting?
3. What is the purpose of the labeling scheme?
5. Why should we save energy?
4. Mrs. Jones uses only 2 ordinary bulbs and she pays US$8 for lighting. How much will she pay if she uses 2
energy-saving bulbs?
They are interested in products that will not only work effectively but also save money .
Because we can save money as well as conserve the resources.
She will pay US$ 2.
The purpose of the labeling scheme is to tell the consumer how energy efficiency each model has.
We can replace an ordinary 100 watt light bulbs by using saving-energy bulbs .