Unit 11 Reading .ppt

I- Pre – reading: Task 1: Read and tick the approciate box A or D then compare the results with a partner. Advantages and disadvanteges of various sources of energy A D 1. fossils will be exhausted within a relatively short time. 2. Geothermal heat is available only in a few places in the world. 3. If the wind does not blow, there is no wind energy. 4. Water power provides energy without pollution. 5. A nuclear reactor releases radiation which is dangerous to the environment. 6. Solar energy is not only plentiful and unlimited but also clean and safe. 7. It is expensive to build a dam for hydroelectricity D D D A D A D II-While – speaking: Task 2: Talk with your friend about the advantages and disadvantages of using each alternative source of energy A: I think/believe that fossil fuel will be exhauted B: Why do you think/ believe so? A: Because our major sources of energy are running out. 2. Task 2: Talk with your friend about the advantages and disadvantages of using each alternative source of energy 1. nuclear power / unlimited/ provide enough electricity for the world’s need for hundreds of years A: I think that ………………is………. B: Why ……………….? A: Because it can………………………… 2. Task 2: Talk with your friend about the advantages and disadvantages of using each alternative source of energy • Water power/ without pollution/ safe and clean A: ………………provides energy …… B: ……………….? A: Because………………………… Advantages Disadvantages Unlimited plentiful dangerous available expensive polluted cheap harmful enormousrenewable limited clean Home work 1. Write a paragraph about advantages and disadvantages of energy. 2. Prepare listening lesson. . I- Pre – reading: Task 1: Read and tick the approciate box A or D then compare the results