1. What kind of energy are they?
Renewable energy
2. What will our environment be like in 2050 if all the cities use this kind of energy?
 Now most of the cities in the world use fossil fuels as their main sourse of energy, which pollutes the environment. Let’s move to the new lesson to know what will happen to our environment if all the cities use renewable energy in 2050.
Unit 9: Cities of the future
Lesson 1. Getting started
Cities in 2050 – Solar energy
VOCABULARY
Match each word with its meaning

1. Subtainable (a)


2. Liveable (a)

3. Solar energy

4. Generate (v)
5. Renewable (a)
Có thể tái tạo lại
Không gây hại cho môi trường, có tính bền vững
Tạo ra, phát ra
Năng lượng mặt trời
Đáng sống
Vocabulary
- Sustainable /səˈsteɪnəbl/(adj): Không gây hại cho môi trường, có tính bền vững

- Livevable (a) /ˈlɪvəbl/: Đáng sống

- Generate (v) /ˈdʒenəreɪt/: Tạo ra, phát ra

- Renewable (a) /rɪˈnjuːəbl/: Có thể tái tạo lại

- Solar energy /ˈsəʊlə(r) ˈenədʒi/: Năng lượng mặt trời
Task 1. Listen and read.
 1 What is Phong, Ha and Chi’s assignment about?
=> It`s about life in the city in the year 2050.
2. Do Phong and Chi think that life in 2050 will be better? Why / Why not?
=> Both think life will be better; Phong believes modem technology will be the reason while Chi thinks there`ll be no pollution.
3. Which idea do the three students choose to talk about?
=> They choose to talk about the environment.
 4. What source of energy is mentioned? How can it be used?
=> Solar energy is mentioned. This energy can be used for transport, lighting, cooking, heating water, and helping plants grow.
 5. Do you agree that life will be better and more enjoyable in 2050? Why or why not?
=> I don’t think so because the environment is being destroyed so life is getting more and more difficult.
=> Yes, I do. I believe more and more advanced technology will be invented in the future to improve the living standard.


Task 2. Answer the questions.
Ex: It`s a group presentation, isn`t it?
- You mean it`ll be environmentally friendly, won`t it?
- We`ll have only ten minutes, won`t we?
- Phong presented them so well, didn`t he?
- Phong, you will do the talking, won`t you?

Task 4. Find the question tags in the conversation.
Task 5. Read the conversation again and complete the conditional sentences.
1. If we use more solar energy, ______________________________________________
2.___________________________________________if they breathe polluted air.
3. If we have solar panels on our roofs, ____________________________________
4. If people use renewable energy, ___________________________________
5. __________________if you need anything else.
the air will become cleaner and our health will be better
People can develop health problems and become ill
we`ll be able to generate our own electricity.
Let me know
their impact on the environment is less.
Review all the vocabulary.
Prepare for the next lesson.