WARMLY WELCOME
OUR ENGLISH TEACHERS
Find out the meaningful words from a chain of letters
Abhsourcesmnkdenergyalpsnaturalskf
klwunfortunatelyrwlimitedlpuhwqe
sources
energy
natural
limited
unfortunately
Work with a partner: Answer the following questions
1. What source of energy does this picture refer to?
-> It refers to wind energy.
1. What source of energy does this picture refer to?
-> It refers to solar energy.
1. What source of energy does this picture refer to?
-> It refers to water power.
2. What do you need energy for?
-> We need energy to live and work, to meals, to light, heat or cool the house and to run machines…
energy/`enədʒi /(n)
exhausted /ig`zɔ:stid /(n)
fossil fuel /`fɔsl fjuəl /(n)

alternative /ɔ:l`tə:nətiv/ (a)
geothermal heat / dʒi:ou`θə:məl hi:t /
Infinite / `infinit / (a)
renewable / ri`nju:əbl/ (a)
hydroelectricity / ,haidrouilek`trisiti / (n)

:offering a choice of 2 things

: used up; completely consumed
: unlimited
: capable of being renewed

:sources of power for running machines


: fuel formed over millions of years from the remains of animals or plants

: using the power of water that is flowing fast to produce electricity
TASK 1 : The words in the box all appear in the passage. Fill each blank with a suitable word. ( use a dictionary when necessary )
alternative
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 _____________.
exhausted
limited
energy
released
TASK 2
Scan the passage and write down the advantage(s) and disadvantage(s) of each alternative source of energy.
Water power

Nuclear power
Advantages
Solar energy
Disadvantages
Sources of Energy
Wind power


Geothermal heat

It’s unlimited.
It can be very dangerous.
It is not only plentiful and infinite but also clean and safe.
It is only possible during the day time.
It is clean and unlimited
It is expensive
It is clean and unlimited
There’s no wind energy when there is no wind.
It’s available
It is only possible in few places.
Task 3: Answer the questions.
1. What is our major source of energy?
Our major
2. How many sources of energy are mentioned in the text, and which one do you think has the most potential?
Five sources of energy are mentioned in the text.
I think solar energy is the most potential.
Complete the summary of the reading passage by filling each blank with a suitable word.
one
fuels
environment
alternative
limited
unlimited
sources
energy
We need energy to live and work. Our major source (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 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.