Bài giảng Tiếng Anh 11 – Unit 11: Sources of energy (Reading) giúp rèn luyện kỹ năng đọc lướt để nắm thông tin bài tổng quát cho các em học sinh; đồng thời tìm hiểu về nguồn năng lượng thay thế trong thiên nhiên.
LESSON 1 READING I. BEFORE YOU READ What can you see in the pictures? What do people use those things for? wind energy solar energy windmill solar panels What source of energy does each picture above refer to? They use them to make energy nuclear power water power nuclear reactors hydroelectric dam [,haidroui'lektrik] Windmill Wind power solar panels ['soulə] ['pænl] solar energy Hydroelectric dam Water Power nuclear reactors geothermal heat [,dʒi:ou'θə:məl hi:t] What do you need energy for? We need energy for every daily activities TASK 1: Fill each blank with a suitable word alternative limited energy released exhausted released 1.Six hundred balloons were _ at the ceremony alternative 2.They are looking for _methods of making it energy 3.People use to run machines, heat and cool their homes limited 4. The food in the restaurant is cheap, but the choice is rather _ exhausted 5. Fuel supplies are nearly _ TASK 2: Scan the passage and write down the advantage(s) and disadvantage(s) of each alternative source of energy Sources of energy Nuclear power Solar energy Water power Advantage(s) It’s unlimited It’s not only plentiful and infinite but also clean and safe It’s clean and unlimited Disadvantage(s) It can be very dangerous It’s only possible during the day time It’s expensive Wind power It’s clean and unlimited There’s no wind energy when there is no wind Geothermal heat It’s available It’s available only in a few places TASK 3: Answer the questions 1. What is our major source of energy ? 2. Is our major source of energy limited ? Why / why not ? 3. How many sources of energy are mentioned in the text ? What are they ? 4. Which source of energy do you think has the most potential? “LUCKY ANIMAL” GAME next What is our major source of energy ? Our major source of energy comes from fossil fuels Is our major source of energy limited ? Why / why not ? Yes, it is. Because power demand is increasing very rapidly , fossil fuels will be exhausted within a relatively short time How many sources of energy are mentioned in the text ? What are they ? Five sources of energy are mentioned in the text. They are nuclear power, solar energy, water power, wind power, geothermal heat Which source of energy do you think has the most potential? I think solar energy is the most potential III. POST YOU READ Complete the summary of the reading passage by filling each blank with a suitable word from the box one environment alternative limited unlimited sources energy fuels We need energy to live and work. Our major source of energy is oil. Oil is (2) _ one kind of fossil fuel. The (1) _ amount of fossil (3) fuels in the world is (4) _ limited Therefore, we must save it, and at the same time, we must find new sources of energy. Geothermal heat and nuclear power alternative are (5) _sources of energy. They can give us electricity. Other alternative (6) are the sun, waves sources unlimited and water. These sources are not only (7) and environment available but also clean and safe for the (8) People should develop and use them more and more in the future HOMEWORK 1.Learn new words by heart. 2.Write the answers into notebooks 3. Prepare Unit 11 . Part B : SPEAKING Thank yo u ve ry muc h fo r yo ur atte ndanc e ! Lucky animal ! Your answer is incorrect !! ... and write down the advantage(s) and disadvantage(s)? ?of? ?each alternative source? ?of? ?energy Sources? ?of? ?energy Nuclear power Solar? ?energy Water power Advantage(s) It’s unlimited It’s not only plentiful ... 1. What is our major source? ?of? ?energy? ?? 2. Is our major source? ?of? ?energy? ?limited ? Why / why not ? 3. How many? ?sources? ?of? ?energy? ?are mentioned in the text ? What are they ? 4. Which source? ?of? ?energy? ?do you think has the most ... relatively short time How many? ?sources? ?of? ?energy? ?are mentioned in the text ? What are they ? Five sources? ? of? ? energy? ? are mentioned in the text. They are nuclear power, solar energy, water power,