【精品】高中英語（人教大綱）第二冊下：Unit14 Freedom fighters(第五課時)

1、The Fifth PeriodThe Passive VoiceTeaching Aims:1.Summarize and review the different forms of the Passive Voice in the Present Indefinite,the Past Indefinite,the Future Indefinite and the Present Perfect.2.Help the students master how to turn the Active Voice into the Passive Voice.3.Make sure the st

2、udents know how to change sentences with modal verbs into the Passive Voice.Teaching Important Point:Help the students to use the Passive Voice in the Future Indefinite and the Present Perfect correctly.Teaching Difficult Point:How to make the students know how to change the verbal phrases from the

3、Active Voice into the Passive Voice correctly.Teaching Methods:Review,explanation,inductive methodsTeaching Aids:1.the multimedia2.the blackboardTeaching Procedures:CStep GreetingsGreet the whole class as usual.CStep RevisionT:Weve learnt the Passive Voice before.Now,look at the screen,please.(Show

4、the following sentences on the multimedia.)Turn the following into the Passive Voice:1.He washes his clothes every week.2.I repaired my bike yesterday.3.We shall discuss the question at our next meeting.4.They have done everything to make the work easier.5.The driver is repairing the car.6.You must

5、keep the book clean.T:Please change these sentences into the Passive Voice.After you finish,you may check your answers with the deskmate.(Students prepare for a moment and then check their answers in pairs.Finally,the teacher asks some students to write their sentences on the blackboard.)Suggested a

6、nswers:1.His clothes are washed every week.2.My bike was repaired yesterday.3.The question will be discussed at our next meeting.4.Everything has been done to make the work easier.5.The car is being repaired(by the driver).6.The book must be kept clean.T:Good.Now,read each sentence carefully and und

7、erline the predicate in it.(Ask some students to underline the predicate in each sentence.)Suggested answers:1.are washed2.was repaired3.will be discussed4.has been done5.is being repaired6.must be keptT:Well done!Look at the underlined parts.What can you find?Ss:Theyre all in different forms.T:Your

8、e quite careful.Theyre in different forms.In the first sentence we use the Passive Voice in the Present Indefinite.In the second sentence we use the Passive Voice in the Past Indefinite.The third,the Passive Voice in the Future Indefinite.The fourth is the Passive Voice in the Present Perfect.The fi

9、fth is the Passive Voice in the Present Continuous.The last one is the Passive Voice with a modal verb.Are you clear?Ss:Yes.T:Good.You must pay more attention to the predicate forms in Passive Voice in different tenses.You must be careful.CStep PracticeT:Now,lets do some more exercises.Look at the s

10、creen,please.(Show the following on the screen.)Turn the following sentences into the Passive Voice:1.We speak Chinese here.2.I finished my homework in two hours.3.They were making a model plane.4.They have finished the work.5.We can change water into ice.6.You ought to ask for his advice.7.When wil

11、l you paint the wall?8.Have you found your book?T:Finish the exercise quickly by yourself and then check your answers in pairs.A moment later,Ill ask some of you to read out your answers one by one.Suggested answers:1.Chinese is spoken here.2.My homework was finished in two hours.3.A model plane was

12、 being made.4.The work has been finished.5.Water can be changed into ice.6.His advice ought to be asked for.7.When will the wall be painted?8.Has your book been found?CStep Explanation and PracticeT:(Bb:We must take good care of the children.)Please look at the blackboard.Change the sentence into th

13、e Passive Voice.Whod like to have a try?S1:Id like to.The children must be taken good care.T:Do you agree with her/him?S2:I think the sentence should be “The children must be taken good care of”.(Teacher writes it on the blackboard.)T:Very good.In this sentence the predicate is a phrase,when we chan

14、ge it into the Passive Voice,we must look on the phrase as a whole.We shouldnt miss the adverb or preposition in the phrase.Do you understand?Ss:Yes.T:OK.Now,lets do some exercises.Look at the screen,please.(Show the following on the multimedia.)Turn the following into the Passive Voice:1.We have ne

15、ver heard of such things before.2.They listened to her with great interest.3.A peasant woman brought the child up.4.They often made fun of him in school.5.Ill look after your baby well.6.We must take down the notice quickly.(Give the students enough time to do these exercises,and then check the answ

16、ers with the whole class.)Suggested answers:1.Such things have never been heard of before.2.She was listened to with great interest.3.The child was brought up by a peasant woman.4.He was often made fun of in school.5.Your baby will be looked after well.6.The notice must be taken down quickly.CStep C

17、onsolidationT:Now,lets do more exercises to consolidate the Passive Voice.Look at the screen,please.(Show the following on the multimedia.)Multiple Choice:1.You can see the house _ for years.A.isnt paintedB.hasnt paintedC.hasnt been paintedD.hadnt painted2.Some new oil fields _ since 1976.A.were ope

18、ned upB.has opened upC.have been opened upD.had been opened up3.Doctors _ in every part of the world.A.need B.are needingC.are neededD.will need4.No permission has _ for anybody to enter the building.A.been givenB.givenC.to giveD.be giving5.I _ ten minutes to decide whether I should reject the offer

19、.A.gaveB.was givenC.was givingD.had given6.In some parts of the world,tea _ with milk and sugar.A.is servingB.is servedC.servesD.served7.Paper money _ for over a thousand years.A.usedB.has been usedC.has usedD.is using8.She _ for what she has done.A.ought to praiseB.ought to praisedC.ought be praise

20、dD.ought to be praised9.His new book _ next month.A.will be publishedB.is publishingC.is being publishedD.has been published10.Can such a thing _ happening again?A.prevent fromB.prevented fromC.be prevented fromD.to prevent from(A moment later,ask some students to give their answers one by one.)Sugg

21、ested answers:1.C 2.C 3.C 4.A 5.B 6.B 7.B 8.D 9.A 10.CCStep SummaryT:In this class,we have revised the Passive Voice in the Present Indefinite,the Past Indefinite,and so on.Now,lets sum up the Passive Voice of different tenses.Look at the screen,please.(Show the following on the screen.)The Passive

22、VoiceThe Present Indefiniteam/is/are+p.p. The Past Indefinitewas/were+p.p. The Future Indefiniteshall/will be+p.p. The Present Perfecthave/has been+p.p. The Past Perfecthad been+p.p. The Present Continuousam/is/are being+p.p.;can/may/must be+p.p. T:Theres something important that you must remember.I

23、f the predicate is a phrase,make sure that the preposition or the adverb is not missed.Do you remember?Ss:Yes.CStep HomeworkT:In order to help you consolidate what weve learnt today,Ill give you some more exercises to do after class.Look at the screen.Write down the sentences in your exercise books.Ill check your answers tomorrow.(Show the following on the multimedia.)Correct the mistakes in the following sentences:1.This kind of machine is sold well.2.That child was taken good care.3.English is spoken by many cou