Have you ever been to a museum学案3.docVIP

Unit7 SectionA Grammar focus–4c 精品教案 课题 Unit Have you ever been to a museum? Section A 3 (Grammar focus – 4c) 教 学 目 标 1. Knowledge and Ability Objects 1) Target language: Have you ever been to a science museum? Yes, I’ve been to a science museum./ No, I’ve never been to a science museum. Have you ever visited the space museum? Yes, I have. I went there last year./ No, I haven’t. I’ve been to the art museum many times. Me, too. And I’ve also visited the nature museum. 2. Method Objects in Teaching (1) Explanation method. (2) Exercise methods. 教 材 分 析 1. Teaching Key Points 1. The present perfect tense. 2. How to use the present perfect tense. 2. Teaching Difficulties To understand and use the present perfect tense. 3. Teaching Aids 1. A computer for multimedia use. 2. A picture. 时序 Teaching Procedures Step 1 Greetings and Revision Greet the class as usual and check the homework. Ask students to read the sentences of Grammar focus aloud. Step 2 Learn the Present Perfect Tense 1. 用法 肯定式 否定式 I/You/We/They have finished the work. He/She/It has finished the work. I/You/We/They have not finished the work. He/She/It has not finished the work. 构成： have(助动词) + p.p has(第三人称单数助动词) + p.p 疑问式 回答 Have I/you finished the work? Has he/she finished the work? Yes, you/I have. No, you/I haven’t. Yes, he/she has. No, he/she hasn’t. have not 常缩略为haven’t has not 常缩略为hasn’t 现在完成时的用法 Have you had your lunch yet? Yes, I have. I have just had it.(现在我不饿了） 表示过去发生或已经完成的动作对现在造成的影响或结果。 I haven’t seen her these days. I have known Bob for three years. I’ve been at this school for over two years. They have lived here since 1982. She has taught us since I came to this school. 某些动词的现在完成时可表示过去某一时间开始并一直持续到现在（包括现在）的动作或者状态，可以和表示延续的时间状语连用。表示持续动作或状态的是延续性动词。 ever 意为“曾经”，用于疑问句或否定句中，放在助动词与过去分词之间。 e.g. Have?you?ever?been?to?Hong?Kong? 你曾去过香港吗？?? I?haven’t?ever?spoken?to?her. 我未曾和她说过话。?? never意为“从来没有”常与before连用，多放在助动词与过去分词之间。?? e.g. I?have?never?travelled?by?plane