高中英语-Unit5-《Points-of-view》-grammar教案-牛津上海版S1B

1、1111Chapter5. Points of view-grammar一、章节分析（一）综述本章节主要语法-真实条件状语从句和非真实条件状语从句。真实条件状语从句表示现实情况中可能实现的情况，而非真实条件状语从句表示与现在和过去情况相反的假想情况。（二）目标学习真实条件状语从句，非真实条件状语从句句型变化以及它们不同的含义等。（三）教学方法 口语情景教学法( 教师创设情景，学生主要通过口语训练达到对语言知识的掌握)（四）重点和难点1 简单总结一些真实条件状语从句表示现实情况中可能实现的情况，2 细讲非真实条件状语从句中表示与现在和过去情况相反的假想情况的句型变化以及它们不同的含义二、教学设计

2、（Teaching Designs）教学内容教学实施建议教学资源参考Lead in l 让学生做朗读三句英语句子,仔细观察其不同结构和含义,引出正题：条件状语从句。l 介绍真实条件状语从句和非真实条件状语从句句型变化以及它们不同的含义。牛津英语page 80Practicel 教师先利用图片举例，介绍真实条件状语从句的句型，然后在ppt的辅助下通过图片，提示词，学生小组练习。l 真实条件状语从句表示现实情况中可能实现的情况非真实条件状语从句中表示与现在和过去情况相反的假想情况的句型变化以及它们不同的含义。l 拓展与将来事实相反的句型以及它的含义等。图片可扫描书上P81, p82, p83牛津英

3、语教学参考Page8083Exercises and homeworkl 学生造句，尽量多用刚学真实条件状语从句和非真实条件状语从句；l 学生做一些教师精选的练习，以便巩固所学语法。链接1说明：这是一份关于真实条件状语从句和非真实条件状语从句的基础教学的教案与课件。Step One lead-in1 Ask students to read the following three sentences carefully and tell the differences:a) If you boil water, it becomes steam.b) If a child buys these

4、 toys, he or she will learn nothing.c) The TV Authority would ban an ad if it made children feel inferior.2 Explain the meanings and structures of the conditional sentences mentioned above:Sentence1: Saying something that you believe is definitely true. Simple present tense in if clause and in main

5、clauseSentence2: Saying something that you believe is possibly true or probably happen. Simple present tense in if clause, simple future tense in main clause.Sentense3: Saying something that is imaginary or not probableSimple past tense in if clause, conditional tense in main clause Note that if cla

6、uses can come before or after main clauses. We put a comma after if clauses that come before main clauses. Step Two Presentation 1 Saying something that you believe is definitely true.1). Ask students to combine the clauses in columns A and B to make sensible sentences.A B1. If you advertise product

7、sa. people complain 2. If products are of high quality b. if prices rise 3. Sales of products rise c. you sell more of them4. If you do not advertise products d. if prices fall5. If the quality of products is not goode. people do not complain6. Sales of products fall f. you sell fewer of them(Key: 1

8、.c 2.e 3.d 4. f 5. a 6.b)2. Saying something that you believe is possibly true or probably happen.1) The students are required to work in pairs. One student asks a question while the other student chooses suitable answers to S1s questions from the box on the right.For example:S1: Does he know what t

9、o do if a customer faints?S2: If a customer faints, he will call a nurse. 1. _ (break) something? Ask for cash2._(be) rude? Call a teacher3._(ask) for discount?Ask him or her to pay for it4. _(try) to steal something?Ignore him or her5. _(have) a complaint?Call a security guard6._(want) to pay by cr

10、edit card?Refuse to give itKey: 1).S 1: Does he know what to do if a customer breaks something? S2:If a customer breaks something, he will ask him or her to pay for it. 2) S1:Does he know what to do if a customer is rude? S2:If a customer is rude ,he will ignore him or her. 3)S1: Does he know what t

11、o do if a customer asks for a discount? S2: If a customer asks for a discount , he will refuse to give it. 4) S1: Does he know what to do if a customer tries to steal something? S2: If a customer tries to steal something, he will call a security guard. 5)S1: Does he know what to do if a customer has

12、 a complaint?S2: If a customer has a complaint, he will call a teacher. 6) S1: Does he know what to do if a customer wants to pay by credit card? S2:If a customer wants to pay by credit card, he will ask for cash.2. Picture talk Pasty Liang has a little brother who is sometimes naughty. She has to w

13、arn him about things. Look at the words and pictures and complete pastys warnings. Put the verbs in the correct tenses . The first one is done for you. （见课件：things that will probably happen.ppt） 3. General introduction of three basic structures in subjunctive mood（见课件：summary.ppt）4. a) Saying someth

14、ing that is imaginary or not probable1). Introduction of structureIf clauseMain clauseSimple past tensewould/should/could/might +verb2). Work in pairs to make a short dialogue. Student 1 says the fact in the picture while student 2 makes a response using simple past tense in if clause and would/shou

15、ld/could/might +verb in main clause. Follow the example:S1:He doesnt have a ticket.S2:If he had a ticket, hed go into the cinema.（见课件：things that will not happen.ppt） b)Saying things that didnt happen in the past1). Introduction of structureIf clauseMain clausehad+past participlewould/should/could/m

16、ight+have done2).Read the situations and then write if sentences. Use the past perfect tense in if clause and would have +past participle in the main clause. Use commas where necessary and make any necessary changes (e.g move nouns to the clause that comes first and pronouns to the clause that comes

17、 last)Eg: Tony had a stoach-ache because he had a very hot chicken curry for dinner.ð If Tony hadnt a very hot chicken curry for dinner, he wouldnt have had a stomach-ache.1). There was a typhoon so we didnt go to school. _if_2).We missed the bus because we didnt run for it _if_3).Richard didnt

18、 phone Owen because he didnt know his phone number. If _4).Pauline took her new video player back to the shop because it didnt work properly If_5).Joyce misunderstood the teacher and so she did five exercises for homework instead of one._if_Key:1. We would have gone to school if there had not been a

19、 typhoon.2. We would have caught the bus if we had run for it.3. If Richard had known Owens phone number, he would have phoned her.4. If Paulines new video player had worked properly, he wouldnt have taken it back to the shop.5. Joyce wouldnt have done five exercises for homework instead of one if s

20、he had understood the teacher. 3. Quick response:Evis Hu went shopping yesterday. Here are some of the things that didnt happen while he was in the mall. Ask two students to make two sentences about each picture. Student 1 tells fact according to the pictures while student 2 makes a quick response u

21、sing past perfect tense in if clause and would/should/could/might +have done in main clause. The first one is done for youS1: Evis didnt see his friend.S2: If he had seen her , he would have spoken to her.（见课件：things that did not happen in the past.ppt） 拓展部分c).saying things that will not happen in t

22、he futureIf clauseMain clause a). simple past tense b).were to +verb c).should +verbwould/should/could/might +verbRead the situations and then write if sentences. Use the past tense /should do/were to do in if clause and would/should/could/might +verb in the main clause. Use commas where necessary a

23、nd make any necessary changes1) be fine, tomorrow, go on with our harvest2) have enough time, discuss the matter3) there be a letter, keep, in the drawerKey:a) If it should be fine tomorrow, we would go on with our harvestb) If we were to have enough time, we could discuss the matter3) If there shou

24、ld be a letter for me, please keep it in the drawer.Step three : Assignment I. Fill in the blank using the proper verb form1. If you _(be) in my place, you would do the same thing.2. If there were more room, they _(can put) the piano in.3. If I had learned English well, I _(be) able to talk with native speakers.4. If she _(come) tomorrow, I would tell her the news.5. If there _(be) enough parking-lots, the drivers wouldnt have had any trouble parking their cars.6. If the lecturer should be lat