【文章內(nèi)容簡(jiǎn)介】 words and expressions and write the words and expressions on a piece of paper.3. Get Ss to display their papers by projector and tick out the most useful words and expressions.4. Explain some important sentences for Ss.(1) It also happens in animals when twins identical in sex and appearance are produced from the same original egg.(2) Cloning scientists were cast down to find that Dolly`s illnesses were more appropriate to much older animal.(3) Altogether Dolly lived for six years, half the length of the life of the original sheep.(4) On the other hand, Dolly` appearance raised a storm of objection and had a great impact on the media and public imagination.(5) Some countries such as China and the UK continued to accumulate evidence of the abundant medical aid that cloning could provide.5. Explain some important words for Ss.Step 2. Consolidation.Purpose: To consolidate the words and phrases in the text.Ask Ss to plete the following sentences using suitable words or phrases 2. Ask Ss to finish Ex3 on P13 and check the answers in pairs.3. Ask Ss to fill in the brackets to plete the passage below. Then let some Ss present their answers.Step 3. Homework1. Ask Ss to review the language points in this period.2. Ask Ss to finish the following exercises. (2) Ask Ss to use “raise” or “rise” to fill the following blanks: Period 3 Learning about Language (2)Teaching Goals: To get Ss to have knowledge of the grammar point: the apposition and appositive clause..To enable Ss to know the differences between the attributive clause and the appositive clause. Teaching Procedures:Step 1. Leadingin (1) Ask Ss to look at the following sentences and then find out the similarities.The news that our women’s volleyball team had got the first place made all of us excited.The fact that our earth is round is known to us.I have no idea when we’ll set off. (2) Get Ss to find out all the clauses in the reading text.Part3 Line 1: The whole scientific world followed the progress of the first successful clone, Dolly the sheep.Part3 Line 2: The fact that she seemed to develop normally was very encouraging. Part3 Line 2:Then came the disturbing news that Dolly had bee seriously ill.Part3 Line 6: Altogether Dolly lived for six years, half the length of the life of the original sheep.Step 2. Grammar point1. 概說英語里同位語也是一種名詞修飾語，單詞、短語和從句都可用作同位語，最簡(jiǎn)單而又常見的同位語是位于所修飾的先行詞之后，用來說明身份、職務(wù)、稱號(hào)等的名詞或名詞短語。下面就從同位語的引導(dǎo)方式、同位語的構(gòu)成來談?wù)動(dòng)⒄Z同位語。 2. 同位語的構(gòu)成 (1) 名詞及其短語（有時(shí)有逗號(hào)隔開） George Bush，the present American president，was the governor of the state of Texas． (2) 動(dòng)名詞短語（有逗號(hào)隔開） He enjoys the exercise，swimming in winter． (3) 不定式短語（有時(shí)有逗號(hào)隔開） There is one thing he39。ll never do—tell lies． (4) 形容詞及其短語（有逗號(hào)隔開） He，short and thin，is unfit for the job． (5) 介詞短語（有時(shí)有逗號(hào)隔開） As the head of the pany，he had to explain what had happened．＝He，the head of the pany，had to explain what had happened． (6) 名詞性從句（其前面的先行詞一般都帶有定冠詞the）。這樣的先行詞有fact，news，truth，knowledge， idea，hope，question，problem，assumption等。例如： You have yet to answer my question whether you can lend me your bike． 3. 同位語從句和定語從句都放在被修飾詞的后邊，從形式上來看，它們十分相似。從以下幾個(gè)方面來談它們的區(qū)別。us English reached me yesterday . Step 3. PracticePurpose: To get Ss to know how to use the appositive clause1. Get Ss to fill in conjunctions and tell which sentences are apposition clauses and which are attributive clauses 2. Ask Ss to finish Ex3 on P15 and Ex1 and Ex2 of Using Structures on P56.3. Divide Ss into some groups to hold a press conference informing the public of cloning and get them to use as many appositive clauses as possible.Step 4. Homework1. Ask Ss to make some sentences including an apposition.2. Ask Ss to find the appositive clauses in the following passage as fast as possible Period 4 Reading, discussing and writing (Using Language) amp。 Reading task (Workbook)Teaching Goals: To get Ss to learn more about cloning. To get Ss to think about the development of the cloning. Teaching Procedures:Step 1. Reading, discussing and writing (Using Language)1. LeadinginPurpose: To lead Ss to the topic and arouse the Ss’ interest in reading.Ask Ss to discuss the following questions.(1) Do you like dinosaurs? Where have you seen them? Can you see them in our real life? Why?(2) Do you think it is possible to clone dinosaurs? Why? 2. Fast readingPurpose: To get a brief understanding of the text.(1) Ask Ss to read the text in two minutes and try to get the main idea of the text.(2) Ask Ss to discuss the following questions and then answer them in pairs. ① Why shouldn’t you clone an extinct animal unless there is enough diversity in the group?② Why is it wrong to clone an extinct animal if it would have to live in a zoo?③ Why can’t you clone the DNA of animals that have been extinct longer than 10,000 years? 3. Intensive readingPurpose: To get Ss to have some details in the text.(1) Ask Ss to read the passage carefully and choose the best answer to plete each sentence. 4. Language pointAsk Ss to go through the text, and find out the following sentences and analyze them.Step 2. Reading task (Workbook)1. LeadinginDivide Ss into groups and ask them to discuss the following questions.2. Fast reading(1) Ask Ss to read the text quickly and try to get the main idea of the text.(2) Ask Ss to answer the following questions.3. Intensive reading(1) Arrange a petition according to the following steps. (2) Ask Ss to red the text again and finish the exercise under the text.Step 3. Feeding back 1. Ask Ss to ask some questions about the two passages learnt in this class.2. Ask some Ss to answer the questions first, and then teacher makes a conclusion. Step 4. Homework1. Ask Ss to review what has been learned in this period.2. Ask Ss to preview Listening and speaking (Using Language) and Listening task (Workbook).Period5 Listening and speaking (1) (Using Langua