12. In India, the demand for __________ has always been more than the supply.
A. shortage B. sources C. slogan D. electricity
13. __________ energy is produced by collecting sunlight and converting it into electricity.
A. Hydro B. Nuclear C. Solar D. Wind
14. There are many available __________ power sources in Vietnam including sun, wind, water, etc.
A. nuclear B. hydro C. renewable D. solar
15. Laos and Cambodia have big plans for building up to 11__________ on the lower Mekong.
A. dams B. slogans C. energy D. coals
16. __________ can be an excellent source of free, renewable energy for poor farmers.
A. Turbine B. Biogas C. Solar panel D. Bulb
17. The government has warned that Britain will face power __________ in the coming winters.
A. coal B. shortages C. slogans D. energy
18. Wind power is one of the earliest __________ sources of energy used by humankind.
A. alternative B. polluted C. harmful D. exhausted
19. Nobody can predict exactly when supplies of fossil fuels will be __________ However, we all know they quickly reduce in quantity.
A. installed B. polluted C. harmful D. exhausted
20. Biogas can be used to __________ natural gas in cooking, heating, or electrical generation.
A. use up B. replace C. pollute D. install
21. At this time next week we__________ to work to support the air pollution cutting down campaign.
A. are cycling B. will be cycling C. will cycle D. will be cycled
22. Someone’s carbon__________ is a measurement of the amount of carbon dioxide that their activities produce.
A. footprint B. energy C. effect D. amount
23. Remember to__________ the lights before going to bed.
A. turn on B. stop C. turn D. turn off
24. We will cut down in the use of natural gas because it is __________ and harmful to the environment.
A. available B. abundant C. plenty D. limited
25. Hydro power is__________ because dams cannot be built in certain areas.
A. abundant B. enough C. limited D. unlimited
26. __________ source of energy is the source that can’t be replaced after use.
A. Effective B. Non-renewable C. Renewable D. Natural
27. Which of the following is NOT renewable source of energy?
A. wind B. coal C. hydro D. solar
28. We are looking for cheap, clean and__________ sources of energy.
A. serious B. dangerous C. effective D. efficient
29. By the middle of the 21st century, people in developing countries__________ more renewable energy.
A. used B. have used C. uses D. will be using
30. If we go on__________ electricity, we will have to pay a lot next month.
A. turning on B. widened C. wasting D. increasing
31. Biogas is__________ and cheap for cooking and heating.
A. serious B. expensive C. plenty D. abundant
32. We should put__________ on our roof for the heating and hot water.
A. equipment B. cracks C. solar energy D. solar panels
33. In many countries, people think that electricity, gas and water are not luxuries but__________.
A. necessities B. appliances C. sales D. consumers
34. We should use light bulbs in our homes.
A. a bit energy B. efficient C. low energy D. little energy
35. A hydropower station__________ in the North of the country next year.
A. will be built B. has been built C. was built D. were built
36. Nuclear energy is__________, but it is dangerous.
A. renewable B. non-renewable C. natural resource D. fossil fuel
37. Fossil fuels are very common in our society but they__________ the environment.
A. waste B. pollute C. renew D. provide
38. All the houses in our village will be__________ by solar energy.
A. frozen B. widened C. heated D. heightened
39. Several governments try to__________ the use of fossil fuels.
A. waste B. save C. reduce D. increase
40. At this time next week, we__________ a wind turbine in our garden.
A. will installed B. will be installing
C. install D. installed
41. Low energy light bulbs should be used to__________ electricity.
A. convert B. save C. spend D. buy
42. It is a good idea to use__________ when travelling long distances.
A. private cars B. public transport C. cars D. taxis
43. “Why is it called a__________ source?” - “Because it can be replaced easily and quickly.”
A. renewable B. non-renewable C. effective D. specific
44. We must__________ the amount of water our family use every day.
A. lessen B. narrow C. lower D. reduce
45. Wave energy is a source of__________ energy.
A. environmental friendly B. environmentally friendliness
C. environment friendly D. environmentally friendly
46. Alternative sources of energy__________ developed in the near future.
A. has been B. will be C. is D. was
47. She__________ cooking in the kitchen at 7 PM tomorrow.
A. will B. is C. will be D. be
48. Some new energy-saving bulbs__________ in the dining room.
A. will be put B. will put be C. will put D. will be putting
49. What should we do to electricity?
A. take B. save C. cut D. waste
50. The wind, the sun, and the wave are some types of __________ sources of energy.
A. cheap B. costly C. changeable D. alternative
