高中英语人教大纲第三册Unit9 Health care第四课时文档格式.docx

1、2.Instructing method to help the students write an article. 3.Individul,pair or group work to make every student finish the given tasks better. Teaching Aids:1.the multimedia 2.the blackboard Teaching Procedures:Step GreetingsGreet the whole class as usual. Step RevisionT:In the last period,we revis

2、ed the Subjunctive Mood.Can you use it freely?Ss:Yes. Well,lets do an exercise.Look at the screen and finish the exercise in three minutes.Then Ill check your answers. （Teacher shows the screen and the students begin their work quickly.） Correct mistakes if any. 1.If you worked harder,you would have

3、 succeeded. 2.The rice would not have burnt if you had been more careful. 3.It was suggested that the medicines were sent here by plane. 4.If the sun will not rise tomorrow,what would you do?5.If you hadnt taken such a long time to get dressed,wed have got there by now. 6.How I wish I had been able

4、to say the rules without a mistake!Suggested answers:1.workedhad worked 2.have burnthave been burnt 3.werebe 4.willdid 5.have gotget 6. Step PresentationIn this unit,weve talked a lot about health care and society.It is known to us that the government has made great efforts to improve health care.Ho

5、wever,there are some persons who have also made great contributions to health care.Do you know what kinds of person they are?It must be doctors,nurses,chemists and medicine scientists. You are right.For example,in 1928,a young Scottish scientist discovered a chemical that was very effective in curin

6、g infections.Do you know who he was?Alexander Fleming. What did he call the chemical?Penicillin. Yes.It was Flemings great discovery that changed hospitals and health care for ever.Thanks to his discovery,many lives have been saved.Today,we are going to read a passage about Alexander Fleming and his

7、 discovery penicillin.First,lets learn the new words in it. （Teacher shows the following on the screen and deals with the new words as usual.）Step ReadingOK.Now,please open your books at Page 79.Read the passage The Little Mould That Could silently and quickly.Then finish the first exercise after it

8、.Five minutes later,Ill check your answers. Ex.11.C2.B3.D4.B5.B6.C Well,youve understood it very well.In order to get a more exact meaning of the text,lets learn some sentences in it.OK?OK. （Teacher shows the sentences on the screen.） 1.Treatment were neither scientific nor effective,and many patien

9、ts suffered deadly infection as a result of operation. 2.This medical was able to fight mild infections,but it was not strong enough to cure serious infections. 3.Despite their lack of interest,Fleming kept trying to develop the chemical sp that it would be safe and effective. 4.It was not until Wor

10、ld War that the importance of Flemings discovery was fully recognized. 5.When asked about his discovery,Sir Alexander Fleming said,“One sometimes finds what one is not looking for.”Now look at the sentences on the screen.Ill ask some students to translate them into Chinese.One student,one sentence.T

11、he others listen carefully and tell if their translations are right.Li Ming,the first sentence. S1:治疗既不科学，也没什么效果，许多病人手术后严重感染。T： S2:这种药物能治疗轻微的感染，但对于严重感染，其药效还不够强而不能治愈。S3:尽管其他科学家对弗莱明的发现不感兴趣，但他还是继续努力研制这种药物以使其安全而有效。S4:直到二战，弗莱明发现的药物的重要性才被完全接受。S5:当有人问及亚历山大弗莱明自己的发明时，他说：“一个人有时会发现他自己并未寻找的东西。” （Bb:neither.nor,

12、as a result of,enough to.,lack of,keep doing,so that,It was not until.that.,when done.） You all did good jobs.Now lets go on to do Ex.2.Work in pairs and choose which of the characteristics below do you think helped Alexander Fleming discover penicillin.At the same time,explain your choices.If neces

13、sary,read the text carefully again.You can begin now. （Several minutes later,teacher checks their work.） Are you ready now?Well,whod like to be the first to talk about your choice?S6:I will.In my opinion,it was a doctors sense of responsibility that helped Alexander Fleming discover penicillin.With

14、this characteristic,he devoted himself to his duty and observed carefully. S7:I think it was the characteristics of sympathy that helped Alexander Fleming discover penicillin.Without sympathy,he would not make efforts to search for the chemical which he believed could treat infections. S8:. Well,all

15、 your choices sound reasonable.After class,go on to ask about others choices.Now,lets listen to the tape of the passage and further understand it.Ready?Ready. （Teacher plays the tape.After listening,teacher begins to deal with the next part.） Step WritingNow imagine that you are Alexander Fleming.Yo

16、u have just discovered penicillin and you are very excited about the new chemical.Do you want to tell other doctors about your discovery?Of course I do. What do you want to tell them?Wang Hong. S9:First tell them what I have discovered and then what it can be used to do. By what means can you tell t

17、hem?Li Xia. S10:By writing an article in a famous medical journal. What do you think of her idea?Very good. OK.Now,please write your article in the form of a letter.You may use the information given on the screen. （Teacher shows the following on the screen.The students begin to write their articles.

18、If time permits,teacher may ask some students to read their articles to the class.） Penicillin is a natural mould that is easy to grow and use will make hospital safer can cure infections kill bacteria can be used to treat diseasesA sample article:Every doctor, Im very glad to tell you that I have d

19、iscovered a new chemical,a mould growing on the culture of some harmful kind of bacteria.It is a natural mould that is easy to grow and use.More importantly,the mould seems to be able to kill the bacteria.I examined it carefully and found out it belonged to a strain of penicillin which could kill of

20、f bacteria while not causing any damage to wounds.It worked against many kinds of bacteria.Later,a series of experiments proved my finds,and therefore,I called it penicillin,which could cure infections by killing bacteria and was mostly safe for the human body.As a result,the existence of penicillin

21、 would make hospitals much more safer.I wish the discovery of the mould could be useful to treat diseases that had been considered incurable.If really so,I would feel very delighted. Alexander Fleming Step Summary and HomeworkNow,lets see what weve learnt in this period.First,weve read the passage a

22、bout Alexander Fleming and his discovery penicillin.Its his discovery that changed hospitals and health care for ever.His discovery is a story of hard work and a happy accident.We can learn much from him,such as his characteristics of devotion to duty,carefulness,observation and sense of responsibil

23、ity.Do you think so?Second,weve practised writing an article for a journal to make our discovery known to others.Our ability to use language has also been greatly developed.After class,please read the passages in this unit again and again,finding out which words and expressions can help you describe

24、 health care.Do you remember?Thats all for today.Goodbye. Goodbye. insurance,allowance,clinic,fundamental,chemist,medical treatment,hospital fees,etc. Step The Design of the Writing on the BlackboardUnit 9Health care The Fourth Period neither.nor. as a result of enough to do.lack of keep doing so th

25、at It was not until.that. When done.,.Step Record after Teaching_2019-2020年高中英语（人教大纲）第二册下：Unit14 Freedom fighters（第五课时）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 maste

26、r how to turn the Active Voice into the Passive Voice.3.Make sure the students 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.How to make the students

27、know how to change the verbal phrases from the Active Voice into the Passive Voice correctly.Review,explanation,inductive methods1.the multimedia2.the blackboardStep GreetingsGreet the whole class as usual.Step RevisionWeve learnt the Passive Voice before.Now,look at the screen,please.（Show the foll

28、owing 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 keep the book clean.Please change these sent