Interactive exercises I Love English, 2021-2022

1. Before you watch the video and do the next activity, read the sentences and choose the best answer.

1) Cars, computers and telephones are .

2) In cold weather, your house needs a system.

3) Another word for origin is .

4) If we use less electricity, we’re helping to protect the .

5) Another word for petroleum is .

6) We obtain from trees to make furniture and paper, among other things.

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Now, watch the video:

What is sustainable energy?

2. Read the questions and choose the correct answer.

1) Why is it important to find sustainable sources of energy?

Because the world population is decreasing.

Because we use more and more energy every year.

Because there is a lot of wind.

2) Why are sustainable energies good?

There is an unlimited supply.

There is a limited supply.

They destroy the environment.

3) Which of the following sentences is false?

Oil pollutes.

Pollution destroys the environment.

There is an unlimited supply of oil.

4) Which of the following sources of energy is not sustainable?

Wind power.

Coal.

Hydroelectric power.

5) What is the name of the machines used to produce wind power?

Mills.

Poles.

Turbines.

6) Which sustainable energy pollutes?

Wood.

Wind.

Solar.

7) What are scientists trying to do?

Find new energies.

Make solar power more efficient.

Convert non-sustainable energies into sustainable energies.

8) What is the best way to preserve our planet?

Use different sources of energy.

Use less energy.

Only use sustainable energies.

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3. Complete the sentences using words from the list below. Click on the word from the box and then click again on the right blank space. The video and the above activities will help you.

1) Carpenters make things out of .

2) My aunt makes a great sauce for salad with , vinegar and some secret ingredients!

3) Ecologists do everything they can to protect the .

4) Another word for energy is .

5) Turbines are used to produce energy from .

6) The wheel was one of the first simple .

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SPEAKING

1) Work in small groups. Make a list of all the machines you have in your homes that use energy. Then note ways in which you can save energy with each machine.

2) Present your ideas to the class. Listen to the other groups’ ideas and make a note of anything you disagree with.

3) Discuss your opinions with the class.