I. Fill in the passage: Non-renewable Fossil fuels nuclear dangerous converted turbines Alternative renewable exhausted At present, most of our energy comes from ________(oil, coal, and natural gas). However, they are _______energy sources. They will be ______within a relatively short time. Therefore, people must develop and use _______ sources of energy such as: wind, hydro, solar, _______. They are also called _______ energy sources. Hydro and nuclear power can generate a lot of energy. However, Hydro costs lots of money to build dams and nuclear is ______. The wind turns_______to make electricity. Solar energy can be _______ into electricity, too. It can be used to heat or cool our houses. II. Combine the column A with B: A B 1.What’s a carbon footprint ? a.Hydro power and solar power 2.Why is oil a non-renewable energy source? b.It’s dangerous and expensive 3.What are the disadvantages of nuclear power? c.Because it’s abundant and clean 4.Why should we save energy ? d.It’s the negative effects we have on the environment 5.What should we do to reduce our electric bills? e.Because it takes a long time to replace it 6.What should the government do f.Because it’s important in people’s life to reduce the use of petro? 7.What type of energy sources will be used g.We should use low energy light bulbs in Viet nam in the future? or turn off the lights before going to bed. 8.Why do you think biogas will be used h.The government should increase the tax in the furure? on petrol III. Turn these sentences into Passive Voice: Nick brings the pizzas to our house. è The pizzas You can’t make tea with cold water. è Tea . Peter is writing a letter to his friend è A letter. They are helping Jane with the sewing. è Jane . She is going to ask you some questions. è You They must pay the bill before May. è The bill He shouldn’t do that silly thing. è That silly thing . Waiters are serving customers. è Customers .. We moved the boxes away from the window. è The boxes .. She cleans the floor every morning. è The floor .. Tom used to eat a lot of fruit. è A lot of fruit . The president is signing those papers. è Those papers He ought to do the exercises at home. è The exercises He shouldn’t drink a lot of wine. è A lot of wine .. The dog ate an apple in the garden. è An apple I saw a strange man in the park last night. è A strange man He will solve the problems soon. è The problems The children are eating a lot of bananas. è A lot of bananas Mary was helping her mother in the kitchen è Her mother . You wrote these words on the board. è These words.. IV.Change the verb into the correct form : 1. He ________ (wait) for quite some time. 2. Tomorrow at this time I __________ (dance) at a party. 3. Next week at this time I ________ (sunbathe) at the beach. 4. At 5 o'clock tomorrow you _________ (help) your brother. 5. This evening at 8 o'clock, she _________ (watch) a movie with her friends. 6. Nicole ________ (have) a hard time for a long time 7. We ________ (smile), and they ___________ (cry) 3 days ogo. 8. Rebecca _________ (clean) the house, and John _______ (wash) the dishes now. 9. Tonight they ________ (talk), _______ (dance) and _________ (have) a good time when we ( come) _____________ 10. It ________ (rain) tonight. 11. Tomorrow we __________- (rest) and _______- (have) fun. 12. Tonight at 10 o'clock she _________ (come) home. 13. The day after tomorrow he _________ (move) his apartment. 14. At this time tomorrow, I ________ (sleep) deeply. 15. You _________ (work) very hard to get that deal. 16.By 2020, people in Viet Nam ________(spend) a lot of money on heating 16.Solar enery (use) ________to solve the problem of energy shortage in the future 17.Solar power (provide)________freely by the sun V. Write the sentences: 1.is/ solar/ renewable/ energy. It/ moreover/ is/ safe/ clean /and .. 2.Watched/ samba/ I/ and /the/ danced/ parade /the 3.minorities/ also/ of/ drink/ people/ through/ ethnic/ rice wine/ tube/ a/ thin/ long/ bamboo. 4.the/ footprint/ environment/ negative/ is/ effect/ we / on/ have/ the . 5.abundant/wind/is/ and/ convenient/ power 6.new/ is/ costly/ the/ source/ not/ energy .. 7.electricity/ many/ in/ people/ little/ develping/ poor/ countries/ have . 8.or/ avoid/car/ using/ motorbikes/trip/for/trip . 9.people/ rural/living/ for/ cooking/biogas/heating/in/area/use /and VI. Use the corrcet form of words: 1.Nuclear energy can provide enough _____ for the world’s need, but it is______ (ectric /danger) 2.Coal is_____ and it will be _______ by another _____ source ( limit/ replace/ renew) 3.Wind power is _______ and __________ (convenience /abundance) 4.Renewable source won’t cause _______ or waste _______resources. ( pollute/ nature) 5.By using solar energy the prolem of the energy _______ will be solved. ( short) 6.The alternative energy will be _______ more and more in the future in Viet Nam ( value) 7.Solar power can be used to _______or cool our houses (hot) 8.People in _______ area have to gather wood to use as fuel (moutain) 9.Biogas is mainly used for___________ (cook/heat) 10.The wind and the sun will be used as the main ________friendly energy sources (environment)
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