八年级(下)Unit 6 How long have you been collecting shells.doc

Unit 6 How long have you been collecting shells?教学设计Period I (1a1c)Teaching by Wang YingTeaching Aims and Demands:1. Knowledge and Alibity Objects(1) Key vocabulary: marathon; skate; skating; shell; collect(2) Key structures:- How long have you been skating?- Ive been skating for five hours.(3) Listening practice(4) To train students ability of listening and speaking.2. Method Objects in Teaching(1) Listening method(2) Oral practing method3. Sensibility and Value To be interested in communicating in English.Teaching Key Points1. Key vocabulary in this period.2. Key structures in this period.3. Listening practiceTeaching Difficulties1. How to improve students listening ability.2. Make conversations freely.Teaching AidsA computer for multimedia useTeaching Procedures教学流程师生活动设计意图Step Greetings and Revision Step Lead-in Step PresentationStep Work on 1a.and 1b Step. Work on 1cStep.Make a survey then reportStep SummaryStep Homework1. Greet the class as usual.2. DiscussInvite a student as a reporter to do a survey. Get students answer the questions.a. How long did you sleep last night?b. When did you start class today?c. How long have you been in class today? T ask the following questions and get students to answer. When did you start learning English? How long have you learned English?1. To show five pictures and get students to practice the Present Perfect Progressive Tense.2. Practice the Present Perfect Progressive Tense in pairs according to the pictures on the screen.1. To show the pictures in 1a., call students attention to the picture and answer the questions: What can you see in the picture?What are they diong?2. Listen to the tape for the first time and tell us: How many names do you hear? What are they talking about?3. Listen to the tape again and fill in the chart below.How longAlisonIve been skating for five hours.SamI skated for four hours.VictorCelia4. Correct the answers.1. Call stuents to read the short coversation by themselves.2. In pairs, get the students to ask and answer. Then ask some pairs to say their coversations to the class.Choose one student to be a reporter each group. Then do a report to the class using the target langue in this lesson.How old are you?thirteenWhat do you like doing?skatingHow long have you been_?Seven yearsExample:Ma Mei is fourteen years old. She likes playing the piano and she has been playing the piano for three years. Hai Rong is Notes : The Present Perfect Progressive Tense.1.现在完成进行时的定义:表示从过去开始一直持续到现在的动作,这个动作可能刚开始,也可能仍在继续，并可能延续到将来,常与for two hours, since 1998, all this morning, these few days等表示一段时间的状语连用。2.现在完成进行时的构成:have / has been (现在分词) doingInterview three friends in our class, then make a report.通过讨论复习一般过去时.通过问题引出现在完成进行时,也就是本节课将要学习的内容.口语练习，进一步了解现在完成进行时听力训练，让学生进一步关注本节课的目标语言,培养学生听的能力。口语训练，培养学生说的能力。任务练习，使学生学会运用本节课的目标语言对本节课重难点的总结（学生自己总结）巩固Blackboard DesignUnit