Bài 4. Đo thể tích vật rắn không thấm nước

Wednesday, April 04, 2018
Small interview:
5 THINGS YOU DO EVERYDAY WHICH IS GOOD FOR THE ENVIRONMENT
Plant trees.
Go to school / work by bikes or by public transport to reduce air pollution.
Use renewable energy such as solar, wind, biogas and biomass instead of coal, oil and natural gas.
Reuse and recycle things
Don’t liter.
Suggested answers:
5 THINGS YOU DO EVERYDAY WHICH IS GOOD FOR THE ENVIRONMENT
LISTEN AND READ
Who are they?
Where are they?
What are they talking about?
Mi
Nick
LET’S GO GREEN
material (n)
usable shopping bag (n)
the check-out (n)
pollution (n)
deforestation (n)
effect (n)
Vocabulary
chất liệu vật liệu
túi mua sắm tái sử dụng được
quầy tính tiền
sự ô nhiễm
sự phá rừng
tác động, hậu quả
Checking vocabulary:
material (n)
usable shopping bag (n)
the check-out (n)
pollution (n)
deforestation (n)
effect (n)
chất liệu vật liệu
túi mua sắm tái sử dụng được
quầy tính tiền
sự ô nhiễm
sự phá rừng
tác động, hậu quả
M: Hi, Nick.
N: Hello, Mi.
M: You’ve bought a lot of things.
N: Yes. We’re going on a picnic tomorrow. What are you doing at the supermarket, Mi?
M: I am buying a loaf of bread. Hey, what’s this?
N: It’s a reusable shopping bag.
M: Do you always use it?
N: Yes, I do. It’s better than a plastic one because it’s made of natural materials. If we all use this kind of bag, we’ll help the environment.
LISTEN AND READ
M: I see. I’ll buy a bag for my mum. Where can I buy it?
N: They sell a lot of these bags at the check-out.
M: Thanks. Are they expensive?
N: Not at all. By the way, you’re also `green`. You’re cycling.
M: You’re right. If more people cycle, there will be less air pollution. Right?
N: Yes. Oh, look, it’s five o`clock already. I have to go now. We have a lot to prepare for the picnic. See you later.
M: See you, Nick. Have a nice time tomorrow! Bye.
a. Read the conversation again and complete
the following sentences. Use no more than
three words in each blank..
1. Nick is going ___________ tomorrow.
2. The green shopping bag is _________. The materials of the bag are ________.
3. People can buy the bag at ____________.
4. Mi wants to buy __________ bag for her mum.
5. Nick thinks that Mi’s `green` because she’s
__________.
on a picnic
reusable
natural
the check-out
a reusable
cycling
b. Based on the ideas in the conversation, match the first half of the sentence in column A with its second half in column B.
c. Find these expressions in the conversation.
Check what they mean.
1. I see

2. By the way

3. Not at all
used to say ‘no’ or ‘not’ strongly (can also be used to mean `no problem`.)
I understand.
used to introduce a new subject for consideration or to give further information
d. Fill each blank with a suitable expression.
1. A: It works like this.
B: Oh, __________.
2. A: Are you tired?
B: _____________.
3. A: What are you going to do this weekend?
B: I’m going to a birthday party. _________, what do you think about this dress?
By the way
I see
Not at all
2. There are a lot of environmental problems today. Write each problem in the box under the picture.


air pollution
water pollution
deforestation
noise pollution
soil pollution
1. …………………… 2. …………………… 3. ………...…………..
4. ……………………….……… 5. ……………………………..
4. ……………………….……… 5. ……………………………..
1. …………………… 2. ……….…………… 3. ………...…………..
3. Now listen, check and repeat the answers.
air pollution
water pollution
deforestation
noise pollution
soil pollution
4. Match the causes in column A with the effects in column B.
Click
5. Game: Which group is the winner?
1. Make groups of six.
2. As a class, choose one environmental problem in 2.
3. In five minutes, write down as many effects of the problem as possible.
4. After five minutes, one member from each group runs quickly to the board and writes the effects.
5. The group with the most effects wins!
SOIL POLLUTION
- food shortage
- cause of human health (cancer, heart disease…)
- wasteland  desertification
- cause of floods in vast areas
- destruction of ecosystems
Suggested effects
DEFORESTATION
- loss of animals’ habitat  rare animals
- increased greenhouse gases
- soil erosion
- cause of floods in vast areas
- cause of desertification
Suggested effects
WATER POLLUTION
- death of aquatic animals  food shortage
- cause of human health (cancer, cholera…)
- shortage of fresh water (drinking water…)
- wasteland (can not cultivate crops)
- destruction of ecosystems
Suggested effects
AIR POLLUTION
- cause of human health (lung cancer, asthma…)
- cause of acid rain  damages of crop, trees…
- cause of global warming  climate change
- destruction of ecosystems
Suggested effects
NOISE POLLUTION
- cause of hearing problems
- cause of psychological health problems
- cause of sleeping disorder  poor health
- trouble of communication
Suggested effects
Now, it’s your turn!
Work in groups of 6. Choose one problem in 2. In 5 minutes write down as many effects as possible. Then come to the board and hang your outputs on the boards.
Yes, through the lesson we can now use the lexical items related to the topic ‘Our greener world’, and talk about environmental problems.
Please tell me what you have learnt today.
+
HOMEWORK
- Learn new words by heart.
- Practice the dialogue again.
- Do exercise B1,2 in workbook (page 33, 34).
- Prepare for Unit 11: A closer look 1.
Goodbye!
See you again!
THANKS FOR YOUR ATTENTION!