Unit 7. Saving energy

UNIT 7: SAVING ENERGY
LESSON 3: READ
NEW WORDS
category (n):
(To) conserve:
efficiency (adj):

innovation (n):

ultimately (adv):



Loại hạng
Bảo tồn, gìn giữ, duy trì.
Hiệu suất cao, hiệu quả, năng xuất cao.
sự đổi mới, sáng chế mới .việc đưa ra phát minh
Cuối cùng, xét về lâu về dài, hiệu quả cuối cùng

NEW WORDS
category (n):
(To) conserve:
efficiency (adj):

innovation (n):

ultimately (adv):



Loại hạng
Bảo tồn, gìn giữ, duy trì.
Hiệu suất cao, hiệu quả, năng xuất cao.
sự đổi mới, sáng chế mới .việc đưa ra phát minh
Cuối cùng, xét về lâu về dài, hiệu quả cuối cùng

Predict questions:
1-Do people in Western countries think: electricity, gas, and water are luxuries?

2-How many percent do North American households use on lighting?
THE ANSWER KEYS
1-Yes, they do.
2-Lighting accounts for 10 percent to 15 percent of the electricity bill. (10 percent to 15 percent)

MATCHING
1-luxuries:
2-consumer:
3-scheme:
4-appliance:
a) 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, 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.
THE ANSWER KEY
3-North American and European countries are interested in saving money and natural resources.

LUCKY NUMBERS
1-What are Western consumers interested in?
2-lucky number!
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- Lucky number!
5- Lucky number!
6-When we save energy, we will save money and conserve the Earth’s resources (Is that right or wrong?)
7-Lucky number!
8-how much is your family's electricity bill?

1
2
3
5
6
7
8
4
FREE QUESTION
Why should we save energy?