英语人教版八年级下册Unit 3 What were you doing

Unit 3 What were you doing when the UFO arrived? 单元教材分析Unit 3 以“ What were you doing when the UFO arrived”为课题。谈论如何使用过去进行时。如何使用过去进行时是本单元的重难点。通过观察图片，利用图片进行情景思维，学会讲故事，俩俩对话，角色扮演等形式和独立学习，合作交流，完成任务等来培养学生的综合语言运用能力，创新意识和实践能力。本单元的教学向导和要求： 语言功能 语言目标谈论过去发生的事情学会讲故事 When were you doing when the UFO arrived?I was sitting in the barbers chair. The barber was cutting my hair.While he was buying souvenirs, a girl called the police.语言结构 重点出词汇When ,while引导的时间状语从句学习过去进行时复习现在进行时 bathroom, bedroom, kitchen, UFO, alien, barbers chair.cutting hair, climbing ,jumping.land ,get out of ,take off, in front of .scared学习策略与思维技巧联系上下文利用情景思维角色扮演 自然科学知识教学计划Period 1 (1a 1c)Teaching key point: the usage of the past continuous tenseTeaching difficulties:How to use the past continuous tense in the adverb clause of time leaded by “when”and “while”.The Analysis of Teaching ProcessStep 1 - - - OrganizationExchange greetings with the Ss.Duty report: It is between two students. They are having a dialogue.Enjoy a clip of film about the UFOStep 2 - - - Revision1.Show four animation pictures on the screenAfter showing the pictures, ask:-What is Peters mother doing? -She is cooking.-What is Peters father doing? -He is watching TV.-What is Peter doing? -He is sleeping late.-What is Peters brother doing?. -He is getting out of the shower2. Lead the students into the real situations:Ask one boy student: What are you doing now?The student may answer: I am listening to you.Ask the whole class: What is he doing?The whole class answer: He is listening to you.Repeat this with one girl student. Practice with the whole class, trying to revise the tense with different personal pronouns.Step 3 -Leading in: introduce the past continuous tense to the studentsAsk one student (student A) to leave the room and wait outside the doorThen ask two students to do actions, one (students B) is writing on the blackboard and the other (student C) is drawing a picture. They keep doing it without stopping until I ask them to stop.2. Ask student B: What are you doing?Student B answers: I am writing on the blackboard.(Write the sentence on the blackboard as blackboard work)Repeat this with student C, write: I am drawing a picture3. Ask the student outside to come in and sit down. Then ask the two students who are doing actions sit down too.4. Ask the first student who was writing on the blackboard.Ask: What were you doing when (student A) came in?Help him to answer: I was writing on the blackboard when he came in.(Wrtie I was wrting on the blackboard as the blackboard work)I say to the class: He was writing on the blackboard when (student A) came in.Ask the class to repeat this sentence.5. Repeat this with the second student who was drawing a picture.(Write I was drawing a picture )6. Ask some other students the question: What were you doing when (student A) came in?Then students ask and answer in pairs: What were you doing when (student A) came in?7. Point to the blackboard-writing( During my teaching above, I have written it on the blackboard step by step). Help them to find out the differences between the two pairs of sentences. Tell the students:Today we are going to learn a new tense -the past continuous tense.Introduce the past continuous tense.I am writing on the blackboard.I was writing on the blackboard when A came in. I am drawing a picture.I was drawing a picture when A came in.8. More practice about continuous tense.教学设计说明 通过更多的图片操练新学的时态。9. Comparison : make a comparison between the two tenses. 时态 现在进行时 过去进行时用法 表示现在正在进行的动作 表示过去某个时刻正在进行的动作结构 is/am/are + doing was/were + doing例句 I am having an English class I was having an English class.教学设计说明 操练熟练后让学生比较两种时态的区别，这样就简单多了。Step 4 Section A 1a1. Show a picture of all kinds of UFOs and ask Ss:What is UFO?Do you know?Help Ss answer: Unidentified Flying Object2. Show a picture of all kinds of aliens and ask: What does the alien look like?Ss answer according to their imaginations.3. Show a picture (the picture on page 18) on the screen.Tell about the picture with the students.Say: A reporter was asking some people“What were you doing when the UFO arrived?” If you want to know what they were doing. Please open your books, lets look at 1a. please look at the picture and match the statements with the people in the picture4. Pairwork: Where were you when the UFO arrived? I was in教学设计说明 新的时态操练熟后才能到课文中。通过各种图片资料把学生带入课文。此时做1a 已经很简单了。然后再通过图片操练句型：Where were you when the UFO arrived? I was inStep 5 Section A (1b).1.In order to transit from 1a to 1b naturally.I say: Would you like to know what the reporter was asking? Now please look at the picture and listen to the reporters questions and circle the correct responses.Pairwork: What were you doing when the UFO arrived? I wasing whenListen and repeat.教学设计说明 做好听力后再通过图片操练句型：What were you doing when the UFO arrived? I wasing whenStep6 Section A (1c)1.PairworkA:Where was the girl when the UFO arrived?B:She was in front of the library.A: What was she doing when the UFO arrived?B: She was standing in front of the library.Ask students to ask and answer in pairs教学设计说明：再次通过1a 的图片操练本节课的重点句型，使学生都熟练掌握。Step 7 A Memory CompetitionThe competition is like this:show 9 ten animation pictures on the screen. As soon as one picture with corresponding time appears, it disappears very quickly ( about several seconds).The whole class is divided into four teams. If one student knows the answer, he must stand up quickly before the second one stands up. If he gives the answer correctly, then his team can get one score.Step 8 Who was the murderer?Design an imaginary situation: A girl was murdered at Fangshan Mountain last night. A policeman is making a survey of this accident among you.P: Where were you at 12:00 last night?A: I was in the park ()P: What were you doing there?A: I wasI ask several students to make a model dialogue with me.Students role play in groups of four.Choose one student in each team as a policeman. They make a survery in their team They should write down their survery results.These policemen ask: Where were you at 12:00 last night? What were you do