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1、现在完成时教案 学大教育 刘新锋一背景介绍（一） 教材分析： 本课为初三年级语法复习课，在已经复习完动词一般现在时，一般过去时，一般将来时，现在进行时和过去进行时的基础上，进行动词时态中最重要的现在完成时的复习。课时分配为两个小时的讲练结合课。（二） 学情分析：学生在初二年级学习过现在完成时后，一直没有进行过系统的。在前阶段的语法复习中能够看出来学生的对于该语法项目遗忘程度比较严重。而现在完成时在中考中的地位较高，是单选的每年必考的项目，所以针对学生的现状和考试的要求，都要在该时态复习时下一番功夫。二教学设计（一）教学目标1、 复习现在完成时的构成和两种基本用法。2、 现在完成时与一般过去时的
2、区别。3、 have been to, have gone to和have been in的用法。（二）教学重点：现在完成时的两种基本用法。（三）教学难点：1.现在完成时与一般过去时的区别。2.have been to, have gone to和have been in的用法。三课堂流程：课题现在完成时课时1课时班级3年5班教学目标1.复习现在完成时的构成和两种基本用法。2.现在完成时与一般过去时的区别。3.have been to, have gone to和have been in的用法。教学重点复习现在完成时的构成和两种基本用法。教学难点1.现在完成时与一般过去时的区别。2.have
3、been to, have gone to和have been in的用法。教学内容Step 1 warm upTranslate the following sentences1. I have lived in Beijing.2. He has already seen the film.3. I have not had his lunch yet.4. She has not visited your school before.5. Have you ever been to the Forbidden City before ?6. I have never been to th
4、at farm before.7. I have just lost my English book.Step 2 presentation1. 现在完成时构成主语+have / has + 过去分词+2. 意义1）现在完成时态表示 过去发生的动作对现在造成的影响或结果 。 标志词：already ,yet , just, before, never everstep 3 practice1. A: _ your brother _ a new watch? (buy)B: Not yet.2. A: _ you ever _ to the park? (be)B: Yes, I went t
5、here last summer. 3. I _ never _ of anything like that. (hear)4. He _ already _ a job. (find) 5._ you _ the Forbidden City (紫禁城) before ? (visit) 1. I wont go to see the film because I_ it already.A. saw B. have seen C. was seen D. see2. Dont worry, the train _yet. A. hasnt arrived B. wont arrive C.
6、 arrive D. has arrive 3._would you like to the Water park with me? _No, thanks. I _there many times.A. had been B. had gone C. have been D. have gone4._Its raining! When did it start? _I dont know exactly. In fact, it _all this afternoon. A. lasts B. has lasted C. lasted D. will last 5. -Where are t
7、he students? -They _for their lunch. A. leave B. are leaving C. left D. have left 6. -Does anybody know_ at the meeting yesterday? A. have already finished B. had already finished C. would finish D. am finishing 7. Im glad to tell you I _my homework. Im free now. A. finish B. finished C. have finish
8、ed D. will finish8. Mum, Love Me Once Again is very moving film. I_it twice already. A. see B. am seeing C. will see D. have seen9. -What do you think of the new film? -Its wonderful. I _it twice. A. saw B. have seen C. will see D. see 10. -So far the government _ a lot for Olympic Games. -so it has
9、 .we are all looking forward to this event. A. does B. is doing C. has done D. will do 11. Mother _the door. A. lock B. will lock C. locked D. has locked12. You _such a wonderful film before. A have never seen B has seen C saw D see1。我已经把所有的好消息告诉你了。I _ you all the good news.2.我刚刚到家，我们度过了一个好的假期。 we _
10、home. We _ a wonderful holiday.3.你们迟到了。音乐会已经开始了。You are late .The concert _.4.我已经吃过早饭了，现在我不饿。 I _breakfast, and I _hungry now. 5。我已把窗户打开了，房间里充满了新鲜空气。 I _the window. The room is _fresh air.6.一切都好，没有发生任何事情。 Everything _ all right, nothing _.7.你看过这部电影吗？ _this film?Step 4 presentation1. I have been away
11、 from Shanghai for 3 days.2. It has been four years since his father died.2）某个动作从过去已经开始， 一直持续到现在, 还有可能持续到将来，动作的持续性要通过一段时间来表示。一段时间的表达方法有 两 种:For : + 一段时间 for a year for two weeks for three yearsSince ：过去的某一时刻, since nine since last week一般过去时态的时间状语从句, since you came. since you got home.:for 和since 所引导
12、的时间状语都表示一段时间. 对划线部分提问都用 How long .现在完成时 since 一般过过去时step 5 practice1. Tom _ in the factory since he left school ten years ago. (work )2. A: How long _ you _ in this school? (teach )B: For 6 years. 3. We _ only _ the first five questions so far. (discuss ) 4. Great changes _ in Beijing in the past 10
13、 years. (take place )5. He _ a lot of good things in his life. (do )6. I _ him recently. (not hear from ) 7. He _ in this city ever since then. (live)用for ,since 填空1. We havent been in school _a long time because of SARS.2. Mike hasnt done anything _four oclock.3. The tree has been here _500 years.4. The river has been dirty _ two months ago
