I. Rewrite the sentences so that they have the same meaning as the original ones.

1.     We will use renewable energy in the future.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                &...

I. Rewrite the sentences so that they have the same meaning as the original ones.

1.     We will use renewable energy in the future.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                &...

Rewrite these sentences so that the meaning stays the same to the first.

1. We will use sources of energy more effectively for our future.

-> Sources of energy______________________

2. We will solve the problem of energy shortage by using solar energy.

-> The problem of energy shortage___________________

3. They will replace coal by another renewable source.

->Coal_________________________

4. They will use flying car to travel form place to another place.

->Fluing cars_____________________

What will our houses in the future be like?

In the future, the places we live in and the ways we live will change a lot. Our houses will be more eco-friendly. We will use wind energy or solar energy. We will use our voices to control our houses. It will make our lives more comfortable. There will be underground cities. There will be cities in the air and on other planets, too. We will have to build cities there because there will be too many people and not enough land for houses or buildings.

29. Scientists predict where and how we live in the future ____________.

A. will change a lot

B. will not change much

C. will change only a little

30. According to the text, which of the following is NOT true about future houses?

A. They will be more eco-friendly.

B. They will use energy from coal.

C. They will use wind energy.

31. We will control our future houses ____________.

A. with our voices

B. by clapping our hands

C. with mobile phones

32. There will be cities in the air, on other planets, and underground because ____________.

A. we won't have enough land to build houses on

B. living there will be more comfortable

C. life on the Earth will become boring

Choose the correct answer:

1. Solar energy (will use/ will be used/ will be using/ is used) in the world in the future.

2. (Wind/ Oil/ Coal/ Natural gas) power is renewable source.

3. The energy we use that produces carbon dioxide might create a big (non-renewable energy source/ renewable energy source/ carbon footprint/ fossil fuels)

4. "Non-renewable energy" means that it will (produce/ run out/ replace/create)

5. People put (plastics/ solar panels/ nuclear/ biogas) on the roof to catch the sun's energy.

I, Change the sentences into the passive voice

1. We will use less electricity in the future.

=> Less electricity ..................................................................................................................

2. The students in my school will use public transport when travelling long distances.

=> Public transport................................................................................................................

3. I will turn off the lights when leaving a room or going to bed.

=> The lights ..........................................................................................................................

4. Wind power will offer a great deal of energy next century.

=>A great deal of energy ..........................................................................................................

5. We will use sources of energy more effectively for our future.

=>Sources of energy ...........................................................................................................

6. People in the countryside will increase the use of biogas for cooking.

=>The use of biogas ...........................................................................................................