F O S S I L F U E L S
1.
2.
3.
4.
ecologist
conserve
conservation
fertilize
vital
nhà sinh thái học
bảo tồn
sự bảo tồn
làm cho màu mỡ
cần cho sự sống
(n):
(v):
(n):
(v):
(a):
Task 1.
Listen and complete the sentences by circling the letter A, B, C or D.
1. Ecology is the study of ________________.
A. human beings and animals B. the evironment and solar energy
C. natural and alternative resources D. human beings and their environment
2. The natural environment consists of ______________.
A. the oceans and the land B. the sun and the air
C. all natural resources D. the air and the oceans
3. If the resource can be _______________, it is called renewable.
A. burnt quickly B. used easily
C. divided properly D. replaced quickly
4. Grass for animals is a ___________ resource.
A. renewable B. nonrenewable
C. limited D. clean
5. According to the passage, coal is nonrenewable because it takes __________ to make it.
A. billions of years B. millions of years
C. three million years D. three billion years


Task 2. Listen to the last part of the talk and write in the missing words.
Solar energy, air, and water are renewable resources because there is (1)________ supply. However, this definition may change if people are not careful with these resources. The amount of solar energy that reaches the earth depends on the (2)__________. If the atmosphere is polluted, the solar energy that reaches the earth (3)________ be dangerous. If life is going to continue, the air must contain the correct amount of nitrogen (N), oxygen (O), carbon dioxide (CO2), and other (4)________. If human continue to pollute the air, it will not contain the correct (5)_________ of these gases.
unlimited
atmosphere
may
gases
amount
Task 3.
Put a tick () in the right column and discuss the reasons







Homework:
Rewrite task 3 in your notebook.