WELCOME TO CLASS 10A2
CROSSWORD GAME
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Question 1: What is this?
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Question 2: What’s the opposite of “sunshine”?
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Question 3: People use ………… for lighting, heating, computers, electronics, machinery, and public transportation systems.
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Question 4: A ……….. is a tall plant with a trunk and branches made of wood. It can live for many years.
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Question 5: The burning of fossil fuels, smoke from wildfire, exhaust from factories are a major cause of ……… pollution.
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Unit 9: Preserving the environment
Lesson : Writing
Practical advice on water and electricity consumption
Vocabulary
1. Unplug /ˌʌnˈplʌɡ/ (v):
Rút /Tháo phích cắm
2. Rinse /rɪns/ (v):
Rửa
Vocabulary
3. Tap /tæp/ (n):
Vòi / Khoá (nước)
4. Non-renewable /ˌnɒn rɪˈnjuːəbl/ (adj):
Không tái tạo được
Oil, coal, natural gas and nuclear energy are natural resources that cannot be readily replaced by natural means.”
Vocabulary
5. Absorb /əbˈzɔːb/ (v):
Hấp thu
Plants ………….. carbon dioxide from the air.
absorb
Vocabulary
1. Unplug /ˌʌnˈplʌɡ/ (v):
2. Rinse /rɪns/ (v):
3. Tap /tæp/ (n):
4. Non-renewable /ˌnɒn rɪˈnjuːəbl/ (adj):
5. Absorb /əbˈzɔːb/ (v):
Rút /Tháo phích cắm
Rửa
Vòi / Khoá (nước)
Không tái tạo được
Hấp thu
Activity 1: Read the text and match the headings (a-d) with the paragraphs (1-4)
d. Introducing the environmental problem.
c. Your actions to reduce electricity consumption.
Activity 1: Read the text and match the headings (a-d) with the paragraphs (1-4)
b. Your actions to reduce water consumption.
a. Your participation in environmental preservation.
Useful language for giving advice:
S + should + (not) + V + ...  (should not = shouldn`t).
Ex1: Turn the tap off until we need water to rinse our hands or brush our teeth.
We should turn the tap off until we need water to rinse our hands or brush our teeth.
Ex2: Use a lot of fertilizers in agriculture.
 We should not use a lot of fertilizers in agriculture.
Activity 2: Make the sentences by using “S + should (not) + V….” structure.
1. Increase the use of fossil fuels for energy.  We …
2. Research and replace fossil fuel energy with other renewable fuels such as water and sun.  We …
3. Raise awareness on the problems in the public and in education.  We …
4. Use a lot of water when brushing teeth, taking a shower, or washing the dishes.  We …
5. Use less electricity by turning off lights and electronic devices when not in use.  We …
Activity 2: Make the sentences by using “S + should (not) + V….” structure.
1. Increase the use of fossil fuels for energy.
2. Research and replace fossil fuel energy with other renewable fuels such as water and sun.
3. Raise awareness on the problems in the public and in education.
 We should not increase the use of fossil fuels for energy.
 We should research and replace fossil fuel energy with other renewable fuels such as water and sun.
 We should raise awareness on the problems in the public and in education.
Activity 2: Make the sentences by using “S + should (not) + V….” structure.
4. Use a lot of water when brushing teeth, taking a shower, or washing the dishes.
5. Use less electricity by turning off lights and electronic devices when not in use.
 We should not use a lot of water when brushing teeth, taking a shower, or washing the dishes.
 We should use less electricity by turning off lights and electronic devices when not in use.
Activity 3: Write complete sentences about air pollution, using the words and phrases bellow. You may have to add linking words and make changes in the word form, if necessary.
1. One / biggest environmental impacts of human activities / air pollution
2. Everyone / live / earth / should have / responsibility / reduce / air pollution / protect clean air / our survival
3. Industrial factories / throw into / air / huge amounts of / pollutant gases
4. The air / many areas / so unclean that / people / have to / wear / masks / going out / the streets
5. Air pollution / lead to / the greenhouse effect / make / the temperature / the Earth`s surface / higher
6. Global warming / lead to / polar ice caps melting / the rise of worldwide sea levels / climate changes / other natural disasters.
Activity 3: Write complete sentences about air pollution, using the words and phases bellow. You may have to add linking words and make changes in the word form, if necessary.
One / biggest environmental impacts of human activities / air pollution

2. Everyone / live / earth / should have / responsibility / reduce / air pollution / protect clean air / our survival


3. Industrial factories / throw into / air / the huge amounts of / pollutant gases
 One of the biggest environmental impacts of human activities is air pollution.
 Everyone living on the Earth should have the responsibility to reduce air pollution and protect clean air for our survival.
 Industrial factories throw into the air huge amounts of pollutant gases.
Activity 3: Write complete sentences about air pollution, using the words and phases bellow. You may have to add linking words and make changes in the word form, if necessary.
4. The air / many areas / so unclean that / people / have to / wear / masks / going out / streets



5. Air pollution / lead to / the greenhouse effect / make / the temperature / the Earth`s surface / higher



6. Global warming / lead to / polar ice caps melting / the rise of worldwide sea levels / climate changes / other natural disasters.

 The air in many areas is so unclean that many people have to wear masks when going out on the streets.
 Air pollution leads to the greenhouse effect making the temperature of the earth`s surface higher.
 Global warming leads to the polar ice caps melting, the rise of worldwide sea levels, climate changes and other natural disasters.
Activity 3: Watch a video and answer the following questions.
Questions:
What dose the video talk about?
List 3 tips that are mentioned in the video.
Do you think they are easy to follow and carry out? List some ways which you will apply at your home.
Activity 3: Watch a video and answer the following questions.
What dose the video talk about?
 Ways to save energy around home
2. Useful tips mentioned in the video:
Use cold water instead of hot to wash the clothes.
Reduce water consumption by installing a low flow shower head.
If you have a fridge and just use it for drinks, switch it off when not in use or put a timer on it.
If you never use the fridge, you should get rid of it.
Switch off appliances at the wall when not in use.
Switch lights off when not in use.
Seal gaps in windows and doors to prevent hot or cold air escaping.
Close the doors to prevent loss of heated or cooled air.
Plan trees around home.