Unit 6. The environment

WELCOME TO OUR CLASS
Nguyên nhân gây ô nhiễm môi trường
Causes of the environmental pollution
Đốt nương rẫy
Vứt rác bừa bãi
Chặt phá rừng
Làm ô nhiễm nguồn nước
Nguyên nhân gây ô nhiễm môi trường
Causes of the environmental pollution
Phun thuốc trừ sâu
Đánh bắt cá bằng thuốc nổ
Đánh bắt cá bằng kích điện
Khí thải từ phương tiện giao thông
Nước thải sinh hoạt
Hoá chất từ các nhà máy
Tràn dầu
Nguyên nhân gây ô nhiễm môi trường
Causes of the environmental pollution
Khí thải từ các nhà máy
Hậu quả tới môi trường
Consequences to the environment
Hạn hán
Lũ lụt
Bão nhiệt đới
Ô nhiễm nguồn nước
Những hậu quả tới môi trường
Consequences to the environment
Ô nhiễm không khí
Động đất
Sóng thần
Băng tan ở Bắc Cực

How ?
What?
Why ?
What should we do to protect the environment ?
Why should we do these things?
How can we do them?
1) Vocabulary


- wrap (v):
gói
UNIT 6: THE ENVIRONMENT
Lesson 2: Speak
- dissolve (v):
phân hủy
- trash = garbage (n):
rác thải, đồ cũ bỏ đi
- prevent (v):
ngăn chặn
- traffic jam (n):
tắc nghẽn giao thông
khí thải
- exhaust fume (n)
Example:
I think it would be better if we use banana leaves instead of paper or plastic bags to wrap food.
Why? How come?
Because plastic bags are very hard to dissolve, they will cause pollution. And if we use less paper, we can save trees in the forests. That’s how we can save the environment.
A:
A:
B:
2) Practice


It would be better if you … - I think you should …
- Why don’t you … ? + V- infinitive …
Won’t you …?
- Why not …?

What about …
How about … + V- ing … ?
UNIT 6: THE ENVIRONMENT
Lesson 2: Speak
* Expressions to help you to persuade someone to do something.
a) Try to persuade your partner to do the following things to protect the environment. Use the expressions and the idea cues given.
Use banana leaves to wrap food/ ( plastic bags are very hard to dissolve/ save paper)
A: I think it would be better if we use banana leaves to wrap food.
B : Why?
A: Because plastic bags are very hard to dissolve. By doing this , we can save paper.

- Not throw trash onto the water / keep the water clean / polluted water can directly do harm to people`s health and kill fish.
A: I think we should ...
B : Why?
A: By doing this ,we can...
?
A: I think we should not throw trash onto the water.
B : Why?
A: By doing this ,we can keep the water clean. Polluted water can directly do harm to people`s health and kill fish.
- Reuse and recycle bottles and cans.( reduce garbage/ save natural resources)
- Go to school or go to work by bike. ( save energy/ keep the air clean)
-Put garbage bins around the school yard. (prevent lazy students from throwing trash / keep the schoolyard clean)
-Use public buses instead of motorbikes. ( avoid traffic jams / reduce exhaust fume/ save energy)

I think we should.../ It would better if you... Why? / How come?
Because we can.../ By doing this, we can.../ If you do this, we can...
Task 3: Work in groups. Discuss the questionnaire:
How can we....
save paper ?
use fewer plastic bags?
reduce water pollution?
prevent littering?
reduce air pollution?
reduce the amount of garbage we produce?
You may begin with :
We can/ should ( not)...
We can save paper by+ Ving....
How can we ? We can /should.....
We can reuse and recycle waste paper.
We can write on both sides of the paper.
How can we save paper ?
Back
We can use banana leaves to wrap food.
We can use a cloth bag
.We can reuse and recycle them.
How can we use fewer plastic bags?
We should not throw trash onto the water.
- We should not use dynamite for fishing.
How can we reduce water pollution?
–We can put garbage bins at public places.
We should collect trash and carry them to the dumps.
We can tell our friends not to throw trash everywhere. Put them into the garbage bins.
How can we prevent littering?
How can we reduce air pollution?
–We can use public buses instead of motorbikes .
-We can plant more trees.
- We should not spray pesticides.
We can reuse and recycle bottles and cans.
- We can reuse and recycle many things after use.
How can we reduce the amount of garbage we produce?
I think it would be better if we use banana leaves instead of paper or plastic bags to wrap food.
Why? How come?
Because plastic bags are very hard to dissolve, they will cause pollution. And if we use less paper, we can save trees in the forests. That’s how we can save the environment.
Hoa:
Lan:
Hoa:
* Reuse and recycle bottles and cans.
(we can reduce garbage / save natural resources)
I think it would be better if we use banana leaves instead of paper or plastic bags to wrap food.
Why ? How come ?
Because plastic bags are very hard to dissolve, they will cause pollution. And if we use less paper, we can save trees in the forests. That’s how we can save the environment.
Hoa:
Lan:
Hoa:
* Not throw trash onto the water.
(we must keep the water clean / polluted water can directly do harm to people’s health and kill fish)
I think it would be better if we use banana leaves instead of paper or plastic bags to wrap food.
Why ? How come ?
Because plastic bags are very hard to dissolve, they will cause pollution. And if we use less paper, we can save trees in the forests. That’s how we can save the environment.
Hoa:
Lan:
Hoa:
* Go to school or go to work by bike.
(we can save energy / keep the air cleaner)
I think it would be better if we use banana leaves instead of paper or plastic bags to wrap food.
Why ? How come ?
Because plastic bags are very hard to dissolve, they will cause pollution. And if we use less paper, we can save trees in the forests. That’s how we can save the environment.
Hoa:
Lan:
Hoa:
* Put garbage bins around the schoolyard.
(we can prevent lazy students from throwing trash / keep the schoolyard clean)
I think it would be better if we use banana leaves instead of paper or plastic bags to wrap food.
Why ? How come ?
Because plastic bags are very hard to dissolve, they will cause pollution. And if we use less paper, we can save trees in the forests. That’s how we can save the environment.
Hoa:
Lan:
Hoa:
* Use publish buses instead of motorbikes.
(avoid traffic jams / reduce exhaust fume / save energy )
Ex: c /p50
I think we should burn trash to reduce the amount of garbage we produce to protect the environment.
How can we do that? I think only the factory can.
That’s a good idea! Let’s do that.
No, we shouldn’t do that. Burning trash will pollute the air. I think the best way to reduce garbage is to reuse and recycle things.
What about collecting used paper, bottles and cans every day? It’s not difficult.
Nga
UNIT 6: THE ENVIRONMENT
Lesson 2: Speak
Put garbages into the bin
Clean the village
What should we do to protect the environment?
Plant and water trees
Sweep the around school
Plant more trees
Don’t cut down trees
Don’t burn hills
Persuade everyone to protect the E
What should we do to protect the environment?
UNIT 6: THE ENVIRONMENT
Lesson 2: Speak
Vocabulary
wrap (v): gói
dissolve (v): phân hủy
prevent (v): ngăn chặn
exhaust fume (n) khí thải
traffic jam (n): tắc nghẽn giao thông
trash = garbage (n): rác thải, đồ cũ bỏ đi
2) Practice
Expressions to persuade someone to do something. - It would be better if you … - I think you should …
- Why don’t you … ? + V- infinitive … - Won’t you …? - Why not …?

- What about …
- How about … + V- ing … ?
REMEMMBER
Prepare "Listen"
Practise speaking with friends
Learn vocabulary and expressions by heart
Thank you for your attention!
Good bye