1. Sources of energy will be used more effectively for our future.

2. The problem of energy shortage will be solved by using solar energy.

3. Coal will be replaced by another renewable source.

4. Flying cars will be used to travel form place to another place.

1.I won't hang these old pictures in the living room
=> These old pictures won't be hung in the living room.

2.We will use sources of energy more effectively for our future
=> Sources of energy will be used more effectively for our future.

3.the students in my school will use public transport when traveling long distance
=> Public transport will be used by the students in my school when travelling long distances.

1. These old pictures won't be hung in the living room by me.
2. Sources of energy will be used more effectively for our future.
3 . Public transport will be used by the students in my school when traveling long distance.
-imlyn-

1. Less electricity will be used by us in the future

2.Public transport wil be used by the students in my school when travelling long distances

3.The lights will be turned by me when leaving a room or going to bed

4.A great deal of transport will be offered by wind power next century

5.Sources of energy will be used more effectively for our future by us

6.The use of biogas will be increased for  cooking

Rewrite the sencond sentences, keeping the meaning unchanged:

1. they will show flying cars to the public when they finish it.

-> Flying cars will be shown to the public when it is finished

2. Tam doesn't type as fast as she used to.

-> Tam used to type faster than she does now

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

-> Sources of energy will be used more effectively for our future.

4. We will slove the problem of energy shortage by using solar energy .

-> The problem of energy shortage will be solved by using solar energy .

5. They will replace coal by another renewable sources.

-> Coal will be replaced by another renewable sources.

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

-> Flying cars will be used to travel form place to another place.

Rewrite the sencond sentences, keeping the meaning unchanged:

1. they will show flying cars to the public when they finish it.

-> Flying cars will be shown to the public when it is finished

2. Tam doesn't type as fast as she used to.

-> Tam used to type faster than she does now

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

-> Sources of energy will be used more effectively for our future.

4. We will slove the problem of energy shortage by using solar energy .

-> The problem of energy shortage will be solved by using solar energy .

5. They will replace coal by another renewable sources.

-> Coal will be replaced by another renewable sources.

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

-> Flying cars will be used to travel form place to another place.

Change these sentences into the passive voice:

1. We will use less electricity in the future.

=> Less electricity will be used in the future.

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

=> Sources of energy will be used more effectively for our future.

3. People in Britain will spend a lot of money on heating next year.

=> A lot of money will be spent on heating by people in Britain next year.

4. We will develop alternative sources of energy.

=> Alternative sources of energy will be developed.

Sắp xếp:

1. because/ a non - renewable energy source/ to replace it/ Petroleum is/ it takes a long time.

PETROLIUM IS A NON-RENEWABLE ENERGY SOURCE BECAUSE IT TAKES A LONG TIME TO REPLACE IT.

2. effectively/ sources of enrgy/ in our country/ will be developed/ Alternative.

ALTERNATIVE SOURCES OF ENERGY WILL BE DEVELOPED EFFECTIVELY IN OUR COUNTRY.

3. of energy/ are/ the wind and the sun/ Why/ alternative sources/ called?

WHY ARE THE WIND AND THE SUN CALLED ALTERNATIVE SOURCES OF ENERGY ?

3, Why the wind and the sun are alternative sources of energy called?

1, Petrolium is a non - renewable energy source because it takes a long time to replace it.

1. I'm going to visit Ha Long Bay next weekend

\(\Rightarrow\)I intend to visit Ha Long Bay next weekend

2. We'll probably go to the Moon for our holidays in 2050

\(\Rightarrow\)We might go to the Moon for our holidays in 2050

Bài 1:Change the sentences into the passive voice

1.people will use up fossil by 2052

Fossil fuels..........will be used up by 2052 ..........................

2.solar energy will replace most of fossil fules in the future

Most of fossil fuels........will be replaced in the future by solar energy .............

3.we will minimize the use of electricity to save our energy

the use of electricity..........will be minimized to save our energy ..............

4. human will use the sun as the biggest energy source for the future

the sun..............will be used as the biggest nerygy source for the future by human .........

5. space-based solar power will allow us to work around there challenges

we...........will be allowed to work around there challenges by space-based solar power ............

6.Government will make more regulations to reduce industrial pollution

more regulations......will be made to reduce industrial pollution by government ........

7.Scientists will find solutions to reduce pollution in our country

solutions............will be found to reduce pollution in our country by scientists ............................

8.people will construct more wind turbines in that area to produce electricity

more wind turbines.............will be constructed in tht area to produce electricity ......................

VI . Give the correct form of the words given to complete the sentences :

1. Solar energy is renewable , ....PLENTIFUL........ and clean . PLENTY

2. We should reduce the use of .....ELECTRIC..... at home . ELECTRICITY

3. Waves will be used as an ....ENVIRONMENTAL....... friendly source of energy . ENVIRONMENT

4. Solar power can be used to ......HEAT...... or cool our house . HOT

5. There will be a ...SHORTAGE...... of energy in the near future . SHORT

6. Scientists are looking for clean and...EFFECTIVE..... sources of energy. EFFECT

7. More renewable energy sources will be used to solve the problem of ......POLLUTION..... POLLUTE

VI . Give the correct form of the words given to complete the sentences :

1. Solar energy is renewable , ......plentiful...... and clean . PLENTY

2. We should reduce the use of .....electricity..... at home . ELECTRICITY

3. Waves will be used as an ......environmentally..... friendly source of energy . ENVIRONMENT

4. Solar power can be used to .......heat..... or cool our house . HOT

5. There will be a ...shortage...... of energy in the near future . SHORT

6. Scientists are looking for clean and....effective.... sources of energy. EFFECT

7. More renewable energy sources will be used to solve the problem of ....pollution....... POLLUTE

3. Waves will be used as an environmentally friendly energy source.( by us)