WELCOME TO DAI MO HIGH SCHOOL
Teacher: Pham Quoc Khanh
GRADE 11
Windmill
Wind power
Solar panels
Solar energy
Water Power
Hydroelectric dam
Nuclear Power
Nuclear reactor
Geothermal heat
SOME SOURCES OF ENERGY
UNIT 11
SOURCES OF ENERGY
A. READING
VOCABULARY
fossil fuel (n):
reserve (n):
to exhaust:
alternative (adj):
to release:
limited (adj)
nhiên liệu hóa thạch
đồ dự trữ để dùng khi cần
làm cạn kiệt
thay thế
phóng thích, thả
# unlimited : (adj)
có giới hạn
# vô hạn
Checking vocabulary
fossil fuel (n):
reserve (n):
to exhaust:
alternative (adj):
to release:
limited (adj) #
nhiên liệu hóa thạch
đồ dự trữ để dùng khi cần
làm cạn kiệt
thay thế
phóng thích, thả
unlimited : (adj)
# vô hạn
có giới hạn

TASK 1: Fill each blank with a suitable word.
1. Six hundred balloons were at the ceremony.
2. They are looking for __________ methods of making it.
3. People use _______ to run machines, heat and cool their homes.
4. The food in the restaurant is cheap, but the choice is rather_______
5. Fuel supplies are nearly__________
released
alternative
energy
limited
exhausted
alternative
limited
exhausted
released
energy
TASK 2: Scan the passage and write down the advantage (s) and disadvantage (s) of each alternative source of energy.
It’s unlimited.
It can be very
dangerous.
It’s not only plentiful and
infinite but also clean and safe.
It’s only possible
during the day time.
It’s clean and unlimited.
It’s expensive.
It’s clean and unlimited.
There’s no wind energy
when there is no wind.
It’s available.
It’s available only in
a few places.
Nuclear power
Solar energy
Water power
Wind power
Geothermal heat
TASK 3: Answer the questions
1. What is our major source of energy ?
2. Is our major source of energy limited ? Why / why not ?
3. How many sources of energy are mentioned in the text ? What are they ?
4. Which source of energy do you think has the most potential?
Lucky numbers
Complete the summary of the reading passage by filling each blank with a suitable word from the box.

We need energy to live and work. Our major source of (1)..……… is oil. Oil is (2)….... kind of fossil fuel. The amount of fossil (3) .….. in the world is (4)..………. Therefore, we must save it, and at the same time, we must find new sources of energy. Geothermal heat and nuclear power are (5)…..………….. sources of energy. They can give us electricity. Other alternative (6)……………are the sun, waves and water. These sources are not only (7)……………. and available but also clean and safe for the (8)………………… People should develop and use them more and more in the future.
one
fuels
limited
alternative
sources
unlimited
environment
energy
one
environment
alternative
limited
fuels
energy
unlimited
sources
Write the answers into notebooks.
Prepare Unit 11 B : SPEAKING.
HOMEWORK
Thanks for your attention
What is our major source of energy ?
Our major source of energy comes from fossil fuels.
You are unlucky!
:2
You’ve just lost half of your points!
Is our major source of energy limited ? Why / why not ?
Yes, it is. Because power demand is increasing very rapidly , fossil fuels will be exhausted within a relatively short time .
How many sources of energy are mentioned in the text ?
What are they ?
Five sources of energy are mentioned in the text. They are : nuclear power , solar energy , water power , wind power , geothermal heat.
Which source of energy do you think has the most potential?
I think solar energy is the most potential.
X 2
Lucky number!