Savingtheearth(TheFourthPeriod)

1、精品教案设计资料Saving the earth (The Fourth Period)The Fourth Period Teachi ng Aims: 1. Lear n and master the follow ing words: defe nd, in correct, affect, advise 2. Train the stude nts liste ning and speak ing abilities. 3. Learn to write an evaluation paragraph. Teaching Important Points: 1. Master the

2、useful words and phrases appeari ng in this period. 2. Lear n to support an opinion both in speak ing and writi ng. Teachi ng Difficult Point: How to help the stude nts fin ish each task and improve their skills to use Ian guage. Teachi ng Methods : 1. Oral practice to train the students speaking ab

3、ility. 2. Written work to train the students writing ability. 3. In dividual, pair or group work to make every stude nt work in class. Teachi ng Aids: 1. a tape recorder 2. a projector 4. the blackboard Teachi ng Procedures: Step I Greetings Greet the whole class as usual. Step II Revision and Lead-

4、in T: Yesterday, we learnt the use of In versi on and did some exercises. Can you tell me the differe nee betwee n inv erted senten ces and usual senten ces? Wu Li, would you like to have a try? Sl: Yes. In an in verted senten ce, part of the predicate or the whole predicate comes before the subject

5、. In a usual sentence, the predicate comes after the subject. T: Quite right. Sit down, please. Then for what reasons do you think Inversion is used?Any volunteer? S2: I think Inversion is used for two reasons. One for the need of the grammatical structure of a certa in type of sentence the other fo

6、r emphasis of a certa in part of a senten ce. T: Quite right. Now, lets do an exercise, Look at the scree n and write your answers on a piece of paper. Then I11 check the answers with the whole class. (Teacher shows the following on the screen. ) Rewrite the following sen ten ces using In versi on.

7、1. We can fin ish the work on time only by seizi ng every mi nute.fin ish thework on time.2. I have n ever heard such nonsense in all my life.heard such nonsense in all my life. 3. A piece of paper wasfolded in the pocket.a piece of paper. 4.He little realizes how importa nt this heart operati on is

8、.how importa nt this heart operati on is. 5. Churchill was not on ly a statesma n but also a poet.Churchill a statesma n but also a poet.Suggested answers: 1. Only by seizing every minute can we 2. Never have I 3. Folded in the pocket was 4. Little does he realize 5. Not only was T: Well done. Besid

9、es, weve read a passage in this unit about the Earth Summit and environmental problems and solutions. What words weve learnt in this unit can help us describe en vir onment problems and solutio ns? Ss: Susta in able developme nt, con tam in ated drinking water, poor sanitation, air pollution, killer

10、, poverty, war, violenee, equality, fair ness, take action, make cha nges, educati on, in harm ony with n ature. T: Oh. So many. I hope you can remember and use them. We know the Earth Summit mainly talks about en vir onment problems and soluti ons. Experts from all over the world are welcome to the

11、 Earth Summit, speak ing about differe nt topics and discuss ing new ways to solve old problems. Today we are going to listen to the voices of the Earth Summit. And well talk about the environment problem again. First, let 鈥檚 learn the new words in this period. (Teacher shows the new words on the sc

12、ree n and gives brief expla nati on s.) ( Bb: alter native 鈥昦 lter nate; defe nd aga in st/from;in correct-correct; affect/effect; advise sb. (not) to do sth. ,advise doing sth. ) Step III Liste ning and Speak ing T: Well, now please ope n your books at Page 71. Look at the first part in Listening a

13、nd Speaking: Listen to the speeches from the Earth Summit and complete the outlines below, Ill play the tape twice continuously. Listen carefully and finish your task. At the end ,Ill check your an swers. (After liste ning, teacher in troduces the n ext task.) T: Well done. Youve un derstood the spe

14、eches exactly. Do you agree with what they are saying? Work in pairs to talk about this question. Write dow n your thoughts, comme nts, opinions and questi ons about what they said. Prepare for a few minutes. Then well go on with the next task. (A few minutes later.) T: OK. Now you have a cha nee to

15、 make your own speech. Use your no tes and thi nk about what you would like to say. First, write an outline, and then give the speech in class. Make sure that you are ready to an swer questi ons and defe nd your argume nt. Are you clear? Ss: Yes. T: You can beg in to prepare tot it now. (Ano ther fe

16、w mi nu tes later.) T: Are you ready? Ss: Yes. T: OK. Now lets beg in our speech. Each stude nt should liste n to your classmates speeches carefully and get ready to ask them questions. Whod like to be the first to give your speech? Any volunteer7 S鈥？(One of the stude nts sta nds up and gives his sp

17、eech. The others go on. After the speeches, teacher shows the follow ing on the scree n. ) Tips for prepari ng a speech: Knowing how to give a good speech is a useful skill. If you want to give a good speech, there are a few things you need to consider. I. Think about your audience a. Who will liste

18、n to your speech? b. What are they interested in? c. What do they want to know? d. What do they already know? Outli nes like these will help you decide what you are going to say. II. Prepare and practise a. Research your topic carefully and orga nise the material, b. Before you give the speech, prac

19、tise in front of a mirror or together with a friend. T: Your speeches were all made successfully, but in order you can make a better speech, I give you some advice on prepari ng a speech. Look at the scree n. Lets study together 欽?Step IV Writi ng T: As we all know, en vir onment problems are beco m

20、ing more and more serious with the developme nt of moder n agriculture and in dustry. Among all the problems, which do you think is the most serious one? Why do you think so? What do you think should be done to solve it? Now write a paragraph to tell your reader about these questi ons. (Teacher writ

21、es the questi ons on the Bb. ) T: You can prepare your paragraph as follows: First, write a sentence that states your opinion, for example欽淚 think that air pollution is the most serious problem because it does great harm to our health.欽漈 hen list as many reasons as possible. Fin ally, use the senten

22、 ces to orga nise your paragraph. Are you clear? Ss: Yes. T: Well. Ill show you some words and phrases on the screen. You can refer to them.After finishing your paragraph, use the check list in Unit 2 to check it for errors and mistakes. Are you clear? Ss: Yes. (Teacher shows the following on the sc

23、reen and the stude nts beg in to work.) Many products are bad for the en vir onmen t. It is wrong to buy products that are harmful to the en vir onment. To thi nk that there is nothing we can do is in correct. What we do is importa nt because it affects the en vir onment I suggest that we do someth

24、ing about these problems.I would advise people not to buy products that harm the en vir onment.I recomme nd that all of us should think about what we do and what we buy.Step V Summary and Homework T: You all did very well in class. Now lets see what weve done in this period. First. weve revised the previous con ten ts, in cludi ng the text and the grammar. Second, weve done some liste ning and speak ing. Then weve learnt to write a