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16. What should we do to________ electricity?
a. cut b. take c. save d. waste
17. Someone's carbon_______ is a measurement of the amount of carbon dioxide that their activities produce.
a. effect b. amount c. footprint d. energy
18. _____ source of energy is the source that can't be replaced after use.
a. Renewable b. Natural c. Effective d. Non-renewable
19. We are looking for cheap, clean and _____ sources of energy.
a. effective b. efficient c. serious dangerous
20. We should put______ on our roof for the haeting and hot water.
a. solar energy b. equipment c. cracks d. solar panels
21. We should use______ light bulbs in our homes.
a. low energy b. little energy c. a bit energy d. efficient
22. In my opinion, nuclear power is not only expensive but also_____ to our environment.
a. danger b. dangerous c. risk d. disaster
23. Several governments try to _____ the use of fossil fuels.
a. reduce b. increase c. waste d. save
24. It is a good idea to use_____ when travelling long distances.
a. cars b. taxis c. private cars d. public transport
25. Wave energy is a sorce of______ energy.
a. environment friendly b. environmentallt friendly c. environmental friendly d. environmentally friendliness
26. Remember to_____ the lights before going to bed.
a. turn b. turn off c. turn on d. stop
27. A hydropower station_____ in the North of the country next year.
a. was built b. were built c. will be built d. has been built
28. Biogas is_____ and cheap for cooking and heating.
a. plenty b. abundant c. serious d. expensive
29. ''Why is it called a _____ souce?'' - ''Because it can be replaced easily and quickly.''
a. effective b. specific c. renewable d. non-renewable
30. At this time next week, we_____ a wind turbin in our garden.
a. install b. installed c. will installed d. will be installing
31. Alternative sources of energy______ developed in the near future.
a. is b. was c. has been d. will be
32. Hydro power is_____ because dams cannot be built in certtain areas.
a. limited b. unlimited c. abundant d. enough
33. Fossil fuels are very common in our society but they_____ the environment.
a. renew b. provide c. waste d. pollute
34. By the middle of the 21stcentury, people in developing countries_____ more renewable energy.
a. uses b. will be using c. used d. have used
35. The wind, the sun, and the wave are some types of______ sources of energy.
a. changeable b. alternative c. cheap d. costly
I Choose the correct answer A,B,C or D to finish the sentences
1. We will cut down on the use of natural gas because it is ____ and harmful to the environment
A plenty B limited C available D abundant
2. In many countries electricity , gas and water are ___
A sales B consumers C necessities D appliances
3. Low energy light bulbs should be used to ____ electricity
A spend B buy C convert D save
4. All the houses in our village will be ____ by solar energy
A heated B heightened C frozen D widened
5. If we go on ____ electricity , we will have to pay a lot next month
A wasting B increasing C turning on D making
6. We must ____ the amount of water our family use every day
A lowe B reduce C lessen D narrow
7. Which of following is NOT renewable source of energy
A hydro B solar C wind D coal
8. Nuclear energy is ___ , but it is dangerous
A renewable B fossil fuel C non - renewable D natural réource
9. Some new energy-saving bulbs ____ in the dining room
A will put B will be putting C will be put D will being put
10. At this time next year we ____ to work to support the air pollution cutting down campaign
A will cucle B will be cycled C are cycling D will be cycling
1. We will cut down on the use of natural gas because it is ____ and harmful to the environment
A plenty B limited C available D abundant
2. In many countries electricity , gas and water are ___
A sales B consumers C necessities D appliances
3. Low energy light bulbs should be used to ____ electricity
A spend B buy C convert D save
4. All the houses in our village will be ____ by solar energy
A heated B heightened C frozen D widened
5. If we go on ____ electricity , we will have to pay a lot next month
A wasting B increasing C turning on D making
6. We must ____ the amount of water our family use every day
A lowe B reduce C lessen D narrow
7. Which of following is NOT renewable source of energy
A hydro B solar C wind D coal
8. Nuclear energy is ___ , but it is dangerous
A renewable B fossil fuel C non - renewable D natural réource
9. Some new energy-saving bulbs ____ in the dining room
A will put B will be putting C will be put D will being put
!0. At this time next year we ____ to work to support the air pollution cutting down campaign
A will cucle B will be cycled C are cycling D will be cycling
1.By the middle of the 21st century, people in developing countries ___ more renewable energy.
A. uses B. will be using C. used D. have used
2. The wind, the sun and the wave are some types of ___ sources of energy.
A. changable
B. alternative
C. cheap
D. costly
3. Alternative soures of energy ___ developed in the near future.
A. is
B. was
C. has been
D. will be
4. Fossil fuels are very common in our society but they ___ the environment.
A. renew
B. provide
C. waste
D. pollute
5. "Why is it called a ___ source?" - "because it can be replace easily and quickly"
A. effective
B. specific
C. renewable
D. non-renewable
6. Hydro power is ___ because dams connot be built in certain areas.
A. limited
B. unlimited
C. abundant
D. enough
7. At this time next week, we ___ a wind turbine in our farden.
A install
B. installed
C. will installed
D, will be installed
8. Biogas is ___ and cheap for cooking and heating
A. plenty
B. abundant
C, serious
D. expensive
9. A hydropower station ___ in the North of the country next year.
A. was built
B. were built
C. will be built
D, has been built
10. We should put ___ on our roof for the heating and hot water.
A. solar energy
B. equipment
C. cracks
D. solar panels
11. Remember to ___ the lights before going to bed.
A turn
B, turn off
C, turn on
D, stop
12. it is a good idea to use ___ when travelling long distances.
A cars
B taxis
C. private cars
D. public trans prot
13. What should we do to ___ electricity?
A. cut
b. take
c,save
d, waste
14. we shout use ___ light bulbs in our homes
a, low energy
B. little energy
c, a nit energy
d, efficient
1.By the middle of the 21st century, people in developing countries ___ more renewable energy.
A. uses B. will be using C. used D. have used
2. The wind, the sun and the wave are some types of ___ sources of energy.
A. changable
B. alternative
C. cheap
D. costly
3. Alternative soures of energy ___ developed in the near future.
A. is
B. was
C. has been
D. will be
4. Fossil fuels are very common in our society but they ___ the environment.
A. renew
B. provide
C. waste
D. pollute
5. "Why is it called a ___ source?" - "because it can be replace easily and quickly"
A. effective
B. specific
C. renewable
D. non-renewable
6. Hydro power is ___ because dams connot be built in certain areas.
A. limited
B. unlimited
C. abundant
D. enough
7. At this time next week, we ___ a wind turbine in our farden.
A install
B. installed
C. will installed
D, will be installed
8. Biogas is ___ and cheap for cooking and heating
A. plenty
B. abundant
C, serious
D. expensive
9. A hydropower station ___ in the North of the country next year.
A. was built
B. were built
C. will be built
D, has been built
10. We should put ___ on our roof for the heating and hot water.
A. solar energy
B. equipment
C. cracks
D. solar panels
11. Remember to ___ the lights before going to bed.
A turn
B, turn off
C, turn on
D, stop
12. it is a good idea to use ___ when travelling long distances.
A cars
B taxis
C. private cars
D. public trans prot
13. What should we do to ___ electricity?
A. cut
b. take
c,save
d, waste
14. we shout use ___ light bulbs in our homes
a, low energy
B. little energy
c, a nit energy
d, efficient
Remember to __________ the lights before going to bed.
A. turn B. turn off C. turn on D. stop
12. It is a good idea to use __________ when travelling long distances.
A. cars B.taxis C. private cars D. public transport
13. What should we do to __________ electricity?
A. cut B. take C. save D. waste
14. We shout use __________ light bulbs in our homes.
A. low energy B.little energy C. a bit energy D. efficient
15. In my opinion, nuclear power is not only expensive but also _______ to
our environment.
A. danger B.dangerous C. risk D. disaster
16. Someone’s carbon _______ is a measurement of the amount of carbon
dioxide that their activities produce.
A. effect B. amount C. footprint D. energy
17. Several governments try to __________ the use of fossil fuels.
A. reduce B. increase C. waste D. save
18. We are looking for cheap, clean and _________ sources of energy.
A. effective B.efficient C. serious D. dangerous
19. _______ source of energy is the source that can’t be replaced after use.
A. Renewable B. Natural C.Effective D. Non-renewable
20. Wave energy is a source of _________ energy.
A. environment friendly C.environmentally friendly
B. environmental friendly D.environmentally friendliness
21. B
22. B
23. A
24. D
III. Choose the best answer from A, B, C or D
1. By the middle of the 21st century, people in developing countries ____ more renewable energy.
A. uses B. will be using C. used D. have used
2. The wind, the sun, and the wave are some types of ____________ sources of energy.
A. changeable B. alternative C. cheap D. costly
3. Alternative sources of energy ____________ developed in the near future.
A. is B. will C. has been D. will be
4. Fossil fuels are very common in our society but they ____________ the environment.
A. renew B. provide C. waste D. pollute
5. “Why is it called a _____________ source?” – “Because it can be replaced easily and quickly.”
A. effective B. specific C. renewable D. non-renewable
6. Hydro power is _____________ because dams cannot be built in certain areas.
A. limited B. unlimited C. abundant D. available
7. At this time next week, we ______________ a wind turbine in our garden.
A. install B. installed C. will installed D. will be installed
8. Biogas is ____________ and cheap for cooking and heating.
A. plenty B. abundant C. serious D. expensive
9. A hydropower station ______________ in the North of the country nex year.
A. was built B. is built C. will be built D. has been built
10. We should put ___________ on our roof for the heating and hot water.
A. solar energy B. equipment C. cracks D. solar panels
11. Remember to ____________ the lights before going to bed.
A. turn B. turn off C. turn on D. stop
12. It is a good idea to use ____________ when travelling long distances.
A. cars B. taxis C. private cars D. public transport
13. What should we do to ____________ electricity?
A. cut B. take C. save D. waste
14. We shout use _____________ light bulbs in our homes.
A. low energy B. little energy C. a bit energy D. efficient
15. In my opinion, nuclear power is not only expensive but also _________ to our environment.
A. danger B. dangerous C. risk D. disaster
16. Someone’s carbon __________ is a measurement of the amount of carbon dioxide that their activities produce.
A. effect B. amount C. footprint D. energy
17. Several governments try to ____________ the use of fossil fuels.
A. reduce B. increase C. waste D. save
18. We are looking for cheap, clean and ____________ sources of energy.
A. effective B. efficient C. serious D. dangerous
19. __________ source of energy is the source that can’t be replaced after use.
A. Renewable B. Natural C. Effective D. Non-renewable
20. Wave energy is a source of ____________energy.
A. environment friendly C. environmentally friendly
B. environmental friendly D. environmentally friendliness
21. Solar power can be ______________ into electricity
A. generated B. converted C. invested D. driven
22. Fossil fuels can be used to _______________ electricity or drive big machinery
A. create B. generate C. convert D. build
23. Last night, I didn’t go to bed early ___________ being very tired.
A. because of B. although C. because D. in spite of
24. ____________ they spent a lot of money on the film, it wasn’t a big success.
A. Nevertheless B. However C. When D. Although
1. What should we do to ___ electricity?
A cut b take c save d waste
2. we should use ___ light bulbs in our homes.
a low energy
b little energy
c a bit enery
d efficient
3. In my opinion, nuclear power is not only expensive but also ___ to our environment.
A. danger
B. dangerous
C. risk
D. disater
4. Some's carbon ___ is a measurement of the amount of carbon dioxide that their activires produce.
A, effect
B. amount
C. footprint
D. energy
5. Several governments try to ___ the use of fossil fuels.
A. reduce
B. increase
C. waste
D. save
6. we are looking for cheap, clean and ___ sources of energy.
A. effective
B. efficient
C. serious
D. dangerous
7. ___ source of energy is the source that can't be replaced after use
A. renewable
B. natural
C. effective
D. non-renewable
8. ___ wave energy is a source of ___ energy
A. environment friendly
B environmental friendly
C. environmentally friendly
D. environmentally friendliness
1. What should we do to ___ electricity?
A cut b take c save d waste
2. we should use ___ light bulbs in our homes.
a low energy
b little energy
c a bit enery
d efficient
3. In my opinion, nuclear power is not only expensive but also ___ to our environment.
A. danger
B. dangerous
C. risk
D. disater
4. Some's carbon ___ is a measurement of the amount of carbon dioxide that their activires produce.
A, effect
B. amount
C. footprint
D. energy
5. Several governments try to ___ the use of fossil fuels.
A. reduce
B. increase
C. waste
D. save
6. we are looking for cheap, clean and ___ sources of energy.
A. effective
B. efficient
C. serious
D. dangerous
7. ___ source of energy is the source that can't be replaced after use
A. renewable
B. natural
C. effective
D. non-renewable
8. ___ wave energy is a source of ___ energy
A. environment friendly
B environmental friendly
C. environmentally friendly
D. environmentally friendliness
Our non-renewable energy sources such as coal, oil, and natural gas will (1) _______run___ out of in the future. That's the (2) ____reason______ why we are looking for alternative sources of (3) _______energy___ which are cheap, clean and effective. These (4) ____kinds______ of energy will not cause (5) _____pollution_____ or waste natural resources. (6) _____Renewable_____ power is one of them. It's currently the cheapest source of large-scale renewable energy.
Most wind energy is produced from turbines that have three 60-meter-long blades. The wind spins the blades, which turn a shaft connected to a generator that produces (7) ____electricity______. Now, mass production and technology advances are (8) ______made____ turbines cheaper. In 2000, cumulative wind capacity (9) ____of ______the world was 17,000 megawatts. Fifteen years later, this number increased sharply to 430,000 megawatts. It is predicted that with this pace of growth, (10) in 2050 one third of the world's electricity needs will be fulfilled by wind power.
1.
Choose the best answer to complete the sentences
It is a good idea to use ____________ when travelling long distances.
A.
cars
B.
taxis
C.
private cars
D.
public transport
2.
What should we do to ____________ electricity?
A.
cut
B.
take
C.
save
D.
waste
3.
We should use _____________ light bulbs in our homes.
A.
low energy
B.
little energy
C.
a bit energy
D.
efficient
4.
In my opinion, nuclear power is not only expensive but also _________ for environment.
A.
danger
B.
dangerous
C.
risk
D.
disaster
5.
Someone’s carbon __________ is a measurement of the amount of carbondioxide that their activities produce.
A.
effect
B.
amount
C.
footprint
D.
energy
6.
Several governments try to ____________ the use of fossil fuels.
A.
reduce
B.
increase
C.
waste
D.
save
7.
We are looking for cheap, clean and ____________ sources of energy.
A.
effective
B.
efficient
C.
serious
D.
dangerous
8.
__________ source of energy is the source that can’t be replaced after use.
A.
Renewable
B.
Natural
C.
Effective
D.
Non-renewable
9.
Wave energy is a source of ____________energy.
A.
environment friendly
C.
environmentally friendly
B.
environmental friendly
D.
environmentally friendliness
10. Remember to ____________ the lights before going to bed.
A.
turn
B.
turn off
C.
turn on
D.
stop
II. Change the following sentences in to the Passive Voice.
People will construct more wind turbines in that area to produce electricity.
More wind turbines ______will be constructed in that area to produce electricity. ________
2. With that device people will change the wave energy into electricity.
With that device the wave energy ____________will be changed into electricity. _____________________
III. Use the cues given to write correct sentences.
1. At present/ most/ our electricity/ come/ use/ coal, gas, oil or nuclear power.
At present most of our electricity come from the use the coal, gas, oil or nuclear power.
2. Scientists/ try/ find/ other alternative sources/ energy.
Scientists try to find out other alternative sources like energy.
3. energy / from / sun / be / clean / cheap/ safe /.
The energy comes from the sun is clean. cheap and safe.
I. Choose the best answer (A, B, C or D).
1.By the middle of the 21st century, people in developing countries____ more renewable energy.
A. uses B. will be using C. used D. have used
2. The wind, the sun, and the wave are some types of ____________ sources of energy.
A. changeable B. alternative C. cheap D. costly
3. Alternative sources of energy ____________ developed in the near future.
A. is B. was C. has been D. will be
4. Fossil fuels are very common in our society but they ____________ theenvironment.
A. renew B. provide C. waste D. pollute
5. “Why is it called a _____________ source?” – “Because it can be replacedeasily and quickly.”
A. effective B. specific C. renewable D. non-renewable
6. Hydro power is _____________ because dams cannot be built in certainareas.
A. limited B. unlimited C. abundant D. enough
7. At this time next week, we ______________ a wind turbine in our garden.
A. install B. installed C. will installed D. will be installing
8. Biogas is ____________ and cheap for cooking and heating.
A. plenty B. abundant C. serious D. expensive
9. A hydropower station ______________ in the North of the country nextyear.
A. was built B. were built C. will be built D. has been built
10. We should put ___________ on our roof for the heating and hot water.
A. solar energy B. equipment C. cracks D. solar panels
II. Change the following sentences in to the Passive Voice.
1. Scientists will find solutions to reduce pollution in our city.
=> Solutions to reduce pollution in our city will be found by scientists
2. Governments will make more regulations to reduce industrial pollution.
=> More regulations to reduce industrial pollution will be made by goverments
III. Use the cues given to write correct sentences.
1.=> Solar panels are placed on the roof of a house and the sun's energy is used to heat water .
2. The energy/ store/ a number of days.
-> The energy can be stored in a number of days
3. Car/ use solar energy/ gas/ by the year 2030.
=>Car will be used solar energy instead of gas by the year 2030.
1. Non - renewable sources are being used up. T
2. Many poor people in developing countries do not have little electricity. F
3. Biogas is a new source of energy available for poor people. T
4. Biogas creates a lot of smoke. F
5. The new energy source is not costly T
Energy is fundamental to human beings. Many poor people in developing countries do not have modern sources of energy like electricity or natural gas, with which their life can be improved.
People who live in mountainous areas have to gather wood for fuel. This takes a lot of time. For many people living in rural areas, biogas is the largest energy resource available. The main use of biogas is for cooking and heating, but it can also provide energy for public transport. As biogas is smoke-free, it helps solve the problem of indoor air pollution. Moreover, it’s made from plant waste and animal manure. They cost almost nothing.
The tendency to use renewable energy sources in developing countries is on the increase as non-renewable ones are running outệIn the future, the wind and the sun will be used as the most important environmentally friendly energy sources.
1. Non - renewable sources are being used up. (T)
2. Many poor people in developing countries do not have little electricity. (T)
3. Biogas is a new source of energy available for poor people. (T)
4. Biogas creates a lot of smoke. (F)
5. The new energy source is not costly. (T)