GRADE 7 UNIT 10: SOURCES OF ENERGY
I. Choose the correct answer (A, B, C or D).
1. The wind, the sun, and the wave are some types of .................. sources of energy.
A. changeable B. alternative C. cheap D. costly
2. Remember to .................. the lights before going to bed.
A. turn B. turn on C. turn off D. stop
3. People will reduce energy .................. as much as possible.
A. consume B. consumption C. expense D. expenses
4. Nuclear power is expensive and dangerous .................. our environment.
A. for B. to C. in D. with
5. Human is looking for a clean, cheap and .................. sources of energy.
A. effective B. effect C. effectively D. effectiveness
6. Low energy light bulbs should be used to .................. electricity.
A. spend B. buy C. convert D. save
7. We must .................. the amount of water our family used every day.
A. rise B. reduce C. raise D. narrow
8. At this time next month we .................. to Ha Long Bay for a holiday.
A. will go B. will going C. will be gone D. will be going
9. By the middle of the 21st century, people in developing countries .................. more renewable energy.
A. uses B. will be using C. used D. have
10. Fossil fuels are very common in our society but they .................. the environment.
A. renew B. provide C. waste D. pollute
II. Give the correct form of the word given to complete the sentence.
1. Tidal energy is renewable, ............................ and clean. (plenty)
2. Wind will be used as an ............................ friendly sources of energy. (environment)
3. There are many ways will be used to solve the problem of .................... (pollute)
4. Solar power can be used to ............................ or cool our houses. (hot)
5. ............................, fossil fuels are harmful to the environment. (fortunate)
III. Find and correct the mistake in each sentence.
1. You can save the electricity by turn off the lights when not using them. ...........
A B C D
2. He will clean his house at 9 am tomorrow. ...........
A B C D
3. My sister will be buying a house in the city center next year. ...........
A B C D
4. They will build a five-stars hotel on this street. ...........
A B C D
5. A solution for the environment problem will soon be finding by scientists. ...........
IV. Write the correct form or tense of the verbs in brackets.
1. I’ll call you at 8 o’clock tonight. What ____________(you/do) then?
2. At present, global demand for energy__________(increase) rapidly.
3. Three years ago. we____________(install) a solar water heating system on our roof
4. What _____________(happen) if non-renewable resources run out?
5. A small hydropower plant_________________(build) on the river next year. .
V. Read the following passage, and then tick the correct answers: true (T), or false (F).
Energy is very important in modem life. People use energy to run machines, heat andcool their homes, cook, give light, transport people and products from place to place. Most energy nowadays comes from fossil fuels such as petroleum, coal, and natural gas. However, burning fossil fuels causes pollution. In addition, if we don’t find new kinds of energy, we will use up all the fossil fuels in the 21th century. Scientists are working to find other kinds of energy for the future. What might these sources of energy be?
T F
1. Energy is of great importance in modern life. o o
2. Energy is used to produce a lot of electrical things. o o
3. Burning fossil fuels causes pollution. o o
4. Fossil fuels are limited. o o
5. Everyone tries their best to find other kinds of energy for the future. o o
VI. Complete the second sentence so that it has similar meaning to the first.
1. Solar and wind will replace fossil fuels within 20 years
Fossil fuels…………………………………..
2. This is the first time I have visited Yaly hydroelectric power plant.
I have……………………………………….
3. They built the first hydroelectric power plant in Niagara Falls in 1879.
The first hydroelectric power plant……………………………
4. People will use biogas for fuel in homes and for transport.
Biogas………………………………….
5. We will use less electricity in the future .
Les electricity ……………………………
Câu 1: The wind turns____________ to make electricity.
A. kites B. fans C. turbines D. leaves
Câu 2: The sun and the wind are other_____________ sources of energy.
A. non-renewable B. renewable C. alternative D. nuclear
Câu 3: Solar ener will___________________ to slove the problem of energry shortage.
A. use B. used C. using D. be used
Câu 4: At 7.00 tomorrow, you______________ to school.
A. will cycle B. will be cycling C. will be cycled D. cycle
Câu 5: We__________solar panels in the schoolyard while you are checking cracks in the water pipes.
A. will be putting B. put C. will put D. have put
Câu 6: At this time tomorrow, I_________ an interview.
A. will have B. have C. will be having D. had
Câu 7: Coal is a__________ energy.
A. nuclear B. natural C. solar D. biogas
Câu 8: Solar energy______________ by many countries in the world in the future.
A. will be used B. use C. will use D. will be using
Câu 9: We should______________ low energy light bulbs.
A. use B. using C. to use D. used
Câu 10: We _____________ an English test tomorrow.
A. will have B. had C. has D. have