LUCKY NUMBER
Number 1!
Number 2.
It can be found in only some places of the earth.
Number 3!
Number 4.
This energy can be very dangerous.
Number 5.
Sailboats couldn’t move without this energy.
Number 6.
They will be exhausted within a relatively short time.
Number 7.
It covers about three quarter if the earth’s surface.

Number 8.
Panels are used to create this energy.
UNIT 11: SOURCES OF ENERGY
B. SPEAKING
VOCABULARY
reactor (n)
radiation (n)
dam (n)
enormous (adj)

lò phản ứng
phóng xạ
đập nước
dồi dào, to lớn
TASK 1. Read and tick the appropriate box A (for the advantages) or D (for the disadvantages)







A: I think that can be an alternative sources
of energy.
B: Why do you think so?
A: Because our major sources of energy are running out while


wind power
(1)
the wind is abundant and unlimited. (2)
it is also clean and safe to the environment.
(3)
it is not available when there is no wind.
(4)
However,
B: I know
TASK 2. Work in pairs, talk with your friend about the advantages and disadvantages of using each source of energy
A: I think that can be an alternative source of energy.
B: Why do you think so?
A: Because our major sources of energy are running out while .
B: I know that it is but .
Useful expressions
To express opinions:
I think that …
I believe that …
In my opinion, …
For me, …
If you ask me, …
I feel …
To express agreement:
That’s right!
I agree with you.
I can`t agree more.
Absolutely!
Useful expressions
To express disagreement:
I don’t agree with you.
I can’t agree with you.
You may be right, but …
Don’t you think that …
It’s true, but …

Useful expressions
Useful language
TASK 3. ADVERTISING CONTEST
You are an energy producer. You want to sell your source of energy to Vietnam. Please advertise your source of energy so wonderfully that people must buy it!
HOMEWORK
Study the expressions and vocabulary
Prepare for fifteen-minute test on Wednesday