高中英语Unit 3Period 4Grammar and usage教案

Unit 3 Period 4 Grammar and usageNon-restrictive Attributive ClauseThe General Idea of This Period:The main task of this period is to learn and master Non-restrictive Attributive Clause.And finish some exercises about different kinds of Attributive Clause.Teaching Aims:Master the usage of non-restrictive Attributive Clause.Practice about all kinds of Attributive Clause.Teaching Important & Difficult Point:Non-restrictive Attributive Clause.Which ,that and as in Attributive Clause.Teaching Methods:Read and draw a conclusion about non-restrictive Attributive Clause.Explain some important and difficult points to students.Finish some important exercises about Attributive Clause.Teaching Aid:Multimedia.Teaching Procedures:Step 1 Greetings and RevisionGreet the Ss as usualCheck the homework if necessaryT. In the last several units, we have learnt some kinds of Attributive Clause. Read the following sentences and fill in the blanks using the relative pronouns and the relative adverbs.1. The person _ is standing there is my teacher.2. The person _ you spoke just now is my teacher.3. The person _ you spoke to just now is my teacher.4. I bought a car _ cost little.5. The car _ I bought yesterday cost little.6. This school is the one _ I studied ten years ago.7. This is the little girl _ parents were killed in the earthquake.8. The boss _ company my father worked is a very kind man.9. I will remember that day _ I first came to Beijing.10. There are several reasons _ we cant do that.Give Ss several minutes to finish them, then check the answers.Suggested answers:1. who/that 2. to whom 3. who/whom/that 4. which/that 5. which/ that 6. in which/where 7. whose 8. whose 9. when/on which 10. why/for whichT: Now, lets learn another kind of Non-restrictive Attributive ClauseStep 3 Non-restrictive Attributive ClauseT: Lets look at some examples. Can you find some differences between the Non-restrictive Attributive Clause and the Restrictive Attributive Clause?Examples: Amy, who took weight-loss pills, now realizes that health is important.My pills are in the bathroom, where I always keep them.My cousin, whose body is slim, still wants to lose some weight.We will put off the outing until next month, when Amy feels better.T: Who can answer this question?S1 :There is a comma before the Non-Restrictive Attributive Clause.S2 :The Non-restrictive Attributive Clause can be left outS3 :We cant use that in this kind of sentence.T: OK, not bad. And we cant miss the relative words, either.Lets look at some examples:1. He was very rude to the customs officer, which of course made things ever worse.2. The result of the experiment was very good, which we hadnt expected.3. He missed the show, which was a great pity.T: What can you learn from the sentences?Ss: We can use which to refer to the whole main clause.T: OK, and we cant use that. Other examples.1. Many people, some of whom are not overweight, are going on diets.2. China has hundreds of lands, the largest of which is Taiwan.T: We can find a new kind of Attributive Clause.We can use most/all/some/both/part/of + whom/which to ex