Unit2Topic3SectionB

1、Unit 2 Saving the Earth Topic 3 What can we do at home to protect the environment? Section B Brain-storming Make sentences with and, or, but & while. eg : I like English and Im good at it. I am good at English while my good friend is good at history. . Learning aims 1.学习并掌握重要词句及情态动词学习并掌握重要词句及情态动词oug

2、ht to 的用法。的用法。 2.能够谈论怎样成为一个更环保的人能够谈论怎样成为一个更环保的人 3.能够就环保节能话题表达自我观点及建议。能够就环保节能话题表达自我观点及建议。 How to be a greener person What should you do if you would like to be a greener person? You should / ought to use both sides of the paper. ought to 应该应该 情态动词情态动词 ought to +动词原形动词原形 ought not to + 动词原形动词原形 You sh

3、ould /ought to shut off the electricity n.电，电能电，电能 关闭关闭 e.g. You should / ought to shut off the electricity when you leave a room. You should/ought to ride a bike to your school. You should/ought to take a bus to school instead of taking a taxi. You should/ought to take a cloth bag when you go shopp

4、ing. 1b Listen to 1a and choose the correct answers. 1.Jane and Michael are mainly talking about _. A. why we should shut off the electricity when we leave B. what we should use when we go shopping C. how to be a greener person 2. Actions speak louder than words means _. A. words are not as loud as

5、actions B. to do well is better than to say well C. actions can speak, but words cant do it Actions speak louder than words. Read 1a and find out key sentences. Easier said than done. 说起来容易做起来难。说起来容易做起来难。 行动胜于言辞。行动胜于言辞。 Read 1a again and complete the table. To be a greener person 1._when you leave t

6、he room. 2. If you travel a short _, you shouldnt _ , but _. So this helps to _ and _. 3. When you go shopping, youd better _ instead of using _. You ought to shut off the electricity distance take a bus or a taxiwalk or ride a bike save energyreduce air pollution take a cloth bagplastic bags Retell

7、 1a like this: I would like to be a greener person. First, I ought to . when I leave a room. Second, Id better . instead of . if I travel a short distance. It will . and. Third, I will . when I go shopping. I wont use . Its easy to . shut off reduce grow recycle ride cover use 1. _ waste. Dont buy c

8、ups or boxes which can be used only once. 2. Save electricity. _ the electricity when you are not using it. 3. _ boxes and plastic bottles. 4. _ fruit and vegetables yourself. 5. Try to _ a bike when you travel. 6. _ both sides of the paper. 7. _ pans when you are cooking. Reduce Shut off Recycle Gr

9、ow ride Use Cover Practice 1 Practice 2 The earth is our home. Some things we have done are good for the earth w_ some are bad. We have polluted the earth, a_ it is sick now. We c_ down too many trees, so lots of rich land has c_ into desert. Factories p_ waste water into rivers. Pollution has cause

10、d many s_ problems. The earth is crying for help. What shall we do to save it? We should plant more trees, r_ the waste we produce, r_ the waste paper and soft drink cans, and ride bikes to reduce air pollution. I think we should try to be g_ people to protect our earth. After all, we have only one

11、earth. We should do e_ to protect it, or well be punished and lose our home. hile nd ut hanged our erious educeecycle reener verything 毕竟，归根结底毕竟，归根结底 We learn: 1. Some words: action, distance, electricity 2. Some phrases: ought to, shut off, after all 3. Some useful sentences: (1)Would you like to b

12、e a greener person? (2)First, you ought to turn off the lights when you leave a room. (3)Easier said than done. (4)Well, actions speak louder than words. We Can: 1. Use the proper ways to protect the environment in our life. 2. Talk about the greener life style. Summary 1.You _ _(应该) throw the rubbish into the garbage. 2.You should _ _(关闭)the electricity when you leave a room. 3.Youd better walk or ride a bike _ _ (代替) taking a bus or a taxi if you travel a short distance. 4.Its so _(容易) to be a greener person. 5._ _ _ _ _. (行