【精品】高中英语（人教大纲）第二册上：Unit8 First aid(第三课时)

The Third PeriodTeaching Aims.1. Review some useful words learnt in the text.2. Further study the Subjunctive Mood.3. Do some practice to master the Subjunctive Mood better.Teaching Important Point:Help the students to master the Subjunctive Mood.Teaching Difficult Point:How to make the students master the Subjunctive Mood through practice.Teaching Methods:1. Doing-drills to get the students to master the Subjunctive Mood better.2. Pair work or individual work to make every student work in class.Teaching Aids:1. a projector2. the blackboardTeaching Procedures :Step I GreetingsGreet the whole class as usual.Step II Lead -in and Word StudyT: In the last two periods, weve learnt much about first aid and weve also learnt some useful words. Please look at the words on the blackboard. Who can tell us the meaning of each word?(Bb: aid, slightly, response, wound, ambulance, recovery, rolling, bleeding)S: Let me try. (Say the meanings.)T: Very good. Now, lets do a practice to see if you can use them correctly. Please turn to Page 61 and look at Ex1. This is a story and you are asked to fill in the blanks with the given words. First do it by yourselves and then check your answers in pairs. At last Ill ask someone to read out your answers. Are you clear?Ss: Yes.T: OK. You can begin.Suggested answers:aid; slightly; response ; wound; ambulance; bleeding ; recovery; rollingT: Very good! Youve done very well. But thats not all. I have another practice for you to practice the words in the text. Finish Ex 2 quickly by yourself.(Allow the students a couple of minutes and then ask some students to do it one by one and tell the meaning of each word filled in the blank.)Suggested answers:1. chest 胸膛2. scream 尖叫 3. wirst （关节）4. pulse 脉搏5. blanket 毛毯Step GrammarT: In the reading passage, there are some important sentences. For example, If I had known more about giving first aid, I could have helped them.(Write the sentence on the blackboard, and mark No.1)Who can tell us the meaning of this sentence?S: Let me have a try. It means “如果我要是再多懂点急救知识的话，我就能帮助他们了。”T: From the sentence we know that the fact isT and Ss: The fact is that I didnt know more about giving first aid and I couldnt help them. T: We know when we want to express a wish which cant come true, we can use the Subjunctive Mood. Now, please find out the sentences in the Subjunctive Mood in the reading passage.(A few minutes later)Who volunteers to write them down on the blackboard?S: Ill try. (Write the sentences on the blackboard.)(Bb: 2. If we were to panic, we would not be able to help.3. If we were to get hurt trying to save someone, we would-not be able to help. )T: Good. Look at these two sentences. The same sentence pattern is used. Who can tell us their Chinese meanings?S: Let me have a try. They mean“如果我们惊慌失措的话，我们就帮不上忙了”and “如果我们救别人时自己受了伤，那就帮不上忙了”T: Quite right. Now, please compare them with the first sentence that I wrote just now. Whats the difference between them? Who knows?S: Their sentence patterns are different.T: Yes, please sit down.(Teacher allows students enough time to discuss why the sentence patterns are different. Then ask one or two students to tell the reason. Ss may speak Chinese when necessary. Teacher gives some explanations and writes the sentence patterns on the blackboard. )(Bb: If Sub. + had done, Sub. + would have done If + Sub.+ were to , Sub.+ would (not) do)Step IV PracticeT: To master the Subjunctive Mood better, lets do some practice. Look at the screen and finish the exercises by yourselves first and then have a discussion in pairs to check your answers.(Show the following on the screen.)Join the pairs of sentences using theSubjunctive Mood.EXAMPLE:The house caught fire.I did not turn off the electric heater.If 1 had turned off the electric heater, the house would not have caught fire.1. The old man died of sudden heart at tack.He was not sent to the hospital in time.2. The boy died of electric shock.He touched the broken electric wires.3. The building was burned down.They didnt fix the worn-out electric wires.4. The woman was gas-poisoned.She didnt open the window when cooking.5. The worker fell down the ladder and broke his leg.He put the ladder on a wet floor.6. The little girl drowned.She got too close to the lake.7. The baby put small pieces of the toy in her mouth.Her mother left them on the floor.Suggested answers,1. If the old man had been sent to the hospital in time, he would not have died of a sudden heart attack.2. If the boy had not touched the broken electric wires, he wouldnt have died of electric shock.3. If they had fixed the worn-out electric wires, the building would not have been burned down.4. If the woman had opened the window when cooking, she would not have been gas-poisoned.5. If the worker had not put the ladder on a wet floor, he wouldnt have fallen down the ladder and broken his leg.6. If the little girl had not got too close to the lake, she would not have drowned.7. If the babys mother had not left the small pieces of the toy on the floor, the baby wouldnt have put them in her mouth.T: Youve done very well. But thats not enough. Lets do another practice. Turn to Page 62 and finish Ex 2 quickly.(Ss prepare for a few minutes and then the teacher checks the answers.)Suggested answers:1. A isit/isit2. A didnt choosehadnt chosen3. B would have leftwould have been left4. B was foundhad been found5. C turned off (should) turn offT: Good. You must learn the sentence patterns by heart after class.Step V ConsolidationT: OK. Lets do one more practice to consolidate what weve learnt today. Look at the screen, please.(Show the following on the screen. )Fill in the blanks with suitable wordswould have could have should have need have1. A: I didnt realise learning English was so difficult. I want to give it up.B: You succeeded if you had worked hard.2. A: When did you arrive?B: Friday evening.A: You called sooner.B: I thought you were busy.A: I taken a few days off. You see, Ive booked a hotel room for you.B: You done that. I can easily find a place to stay in.A: If you had told me earlier on the phone, I taken the trouble.B: Well, thanks anyway.(Ss prepare for about three minutes and then the teacher checks the answers.)Suggested answers:1. could have2. should have; would have; neednt have; wouldnt haveStep Summary and HomeworkT: Today, weve reviewed the important words we learnt in the reading passage and weve also learnt the Subjunctive Mood. Weve done much practice, too. After class, try to use