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1. Burning coal and oil...release..carbon dioxide that harms the environment.
2. Many families ..use....biogas
3. Using non - renewable energy sources ..to pollute...the environment
4. Solar power can be .....replaced..into electricity
5. There..is..a shortage of energy in the near future.
6. Producing biomass energy..makes.burning waste, and this may have ba impacts on the environment.
7. Coal is a non - renewable source of energy, because it cannot be easily...converted..
8. The wind turns turbines to..involve.. energy
Answer:
Use the cues given to write correct sentences.
1. Almost all our energy/ come/ oil/ gas/ natural gas. We/ them/ fossil fuels.
=> Almost all our energy comes from oil, gas and natural gas. We call them fossil fuels.
2. The earth’s fossil fuels/ running out.
=> The earth"s fossil fuels are running out.
3. Scientists/ try/ find/ other alternative sources/ energy.
=> Scientists are trying to find other alternative sources of energy.
4. We/ use energy/ the sun, the wind, and the water.
=> We can use energy from the sun, the wind and the water.
5. The sun/ supply/ all the energy/ used/ grow plants/ evaporate water/ rain/ and/ maintain/ temperature/ planet.
=> The sun supplies all the energy used to grow plants, to evaporate water for rain, and to maintain the temperature of the planet.
6. If we/ able/ collect solar energy/ we/ be sure/ have enough power.
=> If we are able to collect solar energy, we will be sure to have enough power.
7. Energy/ wind/ use/ centuries/ move ships, grind grain, pump water/ and/ do other forms/ work.
=> Energy from wind has been used for centuries to move ships, grind grain, pump water and to do other forms of work.
8. Recently/ wind/ use / generate electricity.
=> Recently, wind has been used to generate electricity.
9. For a long time/ people/ use water/ power machines.
=> For a long time, people have used water to power machines.
10. Today/ water power/ mostly/ use/ generate electricity.
-=> Today, water power is mostly used to generate electricity.
_Chúc bạn học tốt_
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.
a) Solar energy is renewable, ........ plenty
- and clean
b) We should reduce the use of................ at home
-electric
a) Solar energy is renewable, ....plentiful...... and clean (plenty)
b) We should reduce the use of.......electricity........ at home (electric)
II. Read the following text carefully and choose the correct answer A, B, C or D for each of the gap.
When you are in Singapore, you can go about (1)___by_______ taxi, by bus, or by underground. I myself prefer the underground (2) _____because_____ it is fast, easy and cheap. There are (3)___many_______ buses and taxis in Singapore and one cannot drive along the road (4) _quickly_____ and without many stops, especially on Monday morning. The underground is therefore usually quicker (5)____than______ taxis or buses. If you do not know Singapore very well, it is difficult (6)______to find____ the bus you want. You can take a taxi, but it is (7)___more_______ expensive than the underground or a bus. On the underground, you find good maps that (8)____tells______ you the names of the stations and show you (9)__how________ to get to them, so (10)_____that_____ it is easy to find your way.
hok tốt
26. Solar energy is and it can be replaced easily.
A. new B. renew C. renewable D. non-renewable
27. For many people living in rural areas, biogas is a cheap energy available.
A. method B. production C. supply D. consumption
28. Nuclear energy can provide enough electricity for the world’s needs, but it is very .
A. risk B. risky C. endanger D. endangered
29. Alternative sources of energy are and safe.
A. enough B. not enough C. short D. abundant
30. Sources of energy will be used more for our future.
A. effective B. efficient C. effectively D. efficiently
31. A sky safety system will stop everyone crashing in the sky.
A. at B. from C. through D. for
32. regular light bulbs with low energy light bulbs, which use less energy.
A. Turn B. Replace C. Place D. Put
33. Without good insulation, the in our houses goes out through the windows, the doors, etc.
A. ice B. atmosphere C. amount D. heat
34. A(n) station will be built in the North of the country next decade.
A. hydropower B. water C. hydroelectricity D. energy
35. We can the problem of energy shortage by using solar energy.
A. carry out B. get C. recover D. solve
36. Don’t forget to the lights when leaving a room or going to bed.
A. turn B. turn on C. turn off D. turn out
37. What should we do to our electric bills?
A. fall B. cut down C. drop D. reduce
38. The use of biogas for cooking in the countryside.
A. will increase B. will be increasing C. will be increased D. will have increased
39. The digital camera belongs to Nick. That camera is .
A. him B. he C. his D. one
40. Is this schoolbag ?
A. you B. your C. yours D. them
41. The city is working on a project the slums with clean water.
A. providing B. provide C. to provide D. to providing
42. In that country, over 30% of the population live in .
A. poor B. poorer C. poverty D. the poor
43. Children who malnutrition can have a lot of diseases.
A. suffer from B. avoid C. gain D. obtain
44. There are more problems in the slums than in the areas.
A. wealth B. richness C. wealthy D. country
45. is quite popular in an overcrowded city where you can see people sleeping in a park or under a bridge.
A. Homeless B. The homeless C. Homelessly D. Homelessness
V. Complete the sentences, using the correct possessive form of the words in brackets.
46. This schoolbag is MINE . (I)
47. These books are OURS . (we)
48. Those books are THEIRS . (they)
49. This raincoat is Nick’s . (Nick)
50. HERS is light blue, but my hat is red. (she)
51. This is my pen, and that one is YOURS . (you)
52. Our flat has four rooms, and THEIRS has five rooms. (they)
53. This notebook is YOURS . (you)
54. These pencil are Ann’s . (Ann)
55. Our car is a Chevrolet, but THEIRS is a Toyota. (they)
thén kiuf