Unit9Haveyoueverbeentoamuseum？partA教案4

Unit 9 part A 教案【教学目标】Target language:Have you ever been to a science museum?Yes, Ive been to a science museum./ No, Ive never been to a science museum.Have you ever visited the space museum?Yes, I have. I went there last year./No, I havent.Ive been to the art museum many times.Me, too. And Ive also visited the nature museum.【教学重点】1. The present perfect tense.2. How to use the present perfect tense【教学难点】To understand and use the present perfect tense【教学方法】PWP method, task-based method and interactive approach【教学手段】A tape recorder, multimedia and some pictures【教学过程】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.疑问式回答Have I/you finished the work?Has he/she finished the work?Yes, you/I have.No, you/I havent.Yes, he/she has.No, he/she hasnt.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 havent seen her these days.I have known Bob for three years.Ive 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。Step 3 Exercises 根据括号内的要求完成下列各句，每空一词(含缩写)。1. My parents have come back already. (改为否定句) My parents _ _ back _. 2. The boys have been to Japan lots of times. (改为一般疑问句)_ the boys _ to Japan lots of times? 3. Has your sister gone to the bookstore? (作肯定回答)_, she _.4. I have been to the theme park three times. (对划线部分提问)_ _ times have you been to t