Complete the sentences.
1. dripping (adj): nhỏ giọt.
2. cloudy (adj): nhiều mây.
3. efficiently (adv): một cách hiệu quả.
4. effective (adj): hiệu quả.
5. innovations (n): sự đổi mới.
6. Ultimately (adv): Cuối cùng.
7. advice (n): lời khuyên.
8. solar (adj): thuộc về mặt trời.
9. Consumptions (n): sự tiêu thụ.
10. replacing => Suggest doing sth.
B. Exercises
I. Choose the correct answer
1. an energy-saving bulb: bóng đèn tiết kiệm năng lượng.
2. accounts => account for (v): chiếm.
3. energy-saving (adj): tiết kiệm năng lượng.
4. saving
5. installed (v): lắp đặt.
6. heating (n): sự sưởi ấm.
II. Read the passage. Then do the following tasks
True or False
1. False (Actually, the world's energy resources are limited)
2. False (try to find out alternative source of power)
3. True (We have to start conserving coal, oil and gas before it is too late)
4. True (... do not approve of using nuclear power because is very dangerous)
5. False (many people do not approve of using nuclear power because is very dangerous)
6. True. (The most effective thing is that we should use natural resources as economically as possible)
Choose the correct answer
7. B. No, we don't.
8. D. Natural resources ought to be used as economically as possible.
=> Các nguồn tài nguyên thiên nhiên phải được sử dụng tiết kiệm nhất có thể.