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1、英语（选择性必修第三册）Unit 4 Protecting our heritage sitesGrammar and usageI. Learning objectivesBy the end of the lesson, students will be able to:1. master the form of appositive causes; 2. understand the basic rules of appositive clauses; 3. practice application of appositive clauses.II. Key competence foc
2、us1. Master the basic form of the grammar.2. Use appositive causes to express oneself.III. Predicted area of difficultyApply the tips of appositive clauses.IV. Teaching proceduresT greets the class.T: Class begins, boys and girls! Good morning/afternoon!Step 1 Revise the core words and phrases learn
3、t last period.Fill in the blanks with proper (the given) words.1. They _ (awe) into silence by the seriousness of her voice.1. were awed2. The girls in a class tend to have a _ (civilize) influence on the boys.2. civilizing3. The most intense _ (preserve) and restoration work is under way.3. preserv
4、ation4. The public is _ (urgent) requested to assist police in tracing the murderer.4. urgently5. After the earthquake, the beautiful city was _ ruins.5. in6. People can act _ (violent) if they feel threatened.6. violently7. The culture of the old should not _ (conflict) with culture of the young.7.
5、 be conflicted8. Scientists are claiming _ major breakthrough in the fight against cancer.8. a9. The _ (asses) for the course involves written assignments and practical tests.9. assessment10. He pushed his way out from under the _ (collapse) building.10. collapsed【设计意图：上一节课核心词汇较多，有必要复习一下这些内容。此处也可当作过
6、关检测，检查学生对核心词汇掌握情况。】Step 2 Watching the first part “Appositive” in the micro video: Appositive clause.（optional）【设计意图：利用微课中第一部分“同位语”讲解导入本课，让学生了解什么是同位语，然后学习同位就顺理成章了。利用微课增加课堂容量，提高授课效率，同时减轻教师讲课负担。教师可以根据需要播放微课部分内容。】Step 3 Exploring the rules of appositive clauses T asks students to go through the article
7、 in A P48 and gets them to pick out the relevant sentences.T: Open your books at page 48 and read the text. Then find out the sentences with appositive clauses. T asks students to underline the appositive clauses.Answers:1) ., but no one can deny the fact that they were constructed in the 13th centu
8、ry BCE. 2) . they had no idea whether the temples could be saved from the rising waters. 3) Some experts, however, had a feeling that it was possible. 4) At first, they had no idea which way could work. 5) There was no guarantee that it would work, . 6) Furthermore, the experts had no clue whether a
9、ny parts of the temples would break during transport. 7) ., but we have the belief that we will need this kind of cooperation in heritage preservation.【设计意图：通过发现课文中的主语从句，让学生获得对同位从句的初步认识。】Step 3 Working out the rulesT asks students to work out the form of appositive clauses. An appositive clause is u
10、sually placed after an abstract noun to explain its meaning. We often use (1) _, (2) _ or a question word to introduce an appositive clause. Nouns that can be followed by an appositive clause include fact, idea, news, opinion, etc.Answers: (1) that (2) whether 【设计意图：此节旨在通过课文中七个含有同位语从句的例子，让学生总结出同语从句的
11、基本结构和用法。】Step 4 Applying the rulesT: B1P49 Read the sentence below and tick the one with appositive clauses. 1. We have no doubt that UNESCO is trying to protect the heritage sites.2. This was the clue that helped the police find the man who had destroyed the ancient statues.3. Many people do not kn
12、ow the reason why this heritage site is threatened.4. There is no question whether we should protect our shared heritage we simply have to.5. I want to plan my trip but I have no idea when the temples will open.Answers: 1, 4, 5 T: B2P49 Complete the conversation below with proper linking words to fo
13、rm appositive clauses. Answers: (1) whether (2) that (3) how many (4) that (5) that T: B3P49 In pairs, complete the conversation below using appositive clauses.Sample answers:(1) that they are being restored (2) that Ill be able to visit this site when the repair work is over (3) when well get anoth
14、er chance to visit 【设计意图：此节完成译林教材49页B1 B2 B3。B1是认识同位语从句，B2是填写同位语从句连词，B3是开放式填写同位从句。难度逐阶加大。】Step 5 Checking the students progressFill in the blanks with proper words. 1. Farmers apparently hold back produce in the hope _ prices will rise.1. that2. I was so uninterested in the outcome _ I didnt even bo
15、ther to look at it.2. that (adverbial clause)3. The thought _ they could cross the whole continent was exciting.3. that4. Do you have any doubt _ he will be here on time?4. that5. He rejected the idea _ his film was in bad taste.5. that6. There is still some doubt _ he will help us out.6. whether7.
16、When word came _ there wouldnt be any show, the crowd broke up.7. that8. She had to face up to the fact _ she would never walk again.8. that9. The examination left no doubt _ the patient had died of cancer.9. that10. Although your heart is breaking, you must face the truth _ a relationship has ended
17、.10. that【设计意图：此处是本节课同位语从句学习的过关练习，教师可以利课堂几分钟时间进行测试。】V. Homework1. To revise the usage of Appositive clause, watch the whole micro video: Appositive clause (Optional)2. Finish off CP76 in the workbook. Answers: 1. that 2. whether 3. that 4. what 5. how 6. that 7. whether 8. that 9. whether 10. what 3学科网（北京）股份有限公司