现在完成时教案51139

现在完成时 教案 中职数学基础模块教案 下载北师大版¥1.2次方程的根与系数的关系的教案关于坚持的教案初中数学教案下载电子教案下载 51139 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复习。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 1 / 8 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。 教学 3.have been to, have gone to和have been in的用法。 目标 教学 复习现在完成时的构成和两种基本用法。 重点 1.现在完成时与一般过去时的区别。 教学 2.have been to, have gone to和have been in的用法。 难点 Step 1 warm up Translate the following sentences 1. 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 that farm before. 教学 7. I have just lost my English book. 内容 Step 2 presentation 1. 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 关于同志近三年现实表现材料材料类招标技术评分表图表与交易pdf视力表打印pdf用图表说话 pdf 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 ever step 3 practice 1. A: ______ your brother _________ a new watch? (buy) B: Not yet. 2 / 8 2. A: _______ you ever _______ to the park? (be) B: Yes, I went there 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 won’t go to see the film because I__ it already. A. saw B. have seen C. was seen D. see 2. Don’t worry, the train ___yet. A. hasn’t arrived B. won’t arrive C. 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 gone 4.__It’s raining! When did it start? __I don’t know exactly. In fact, it _____all this afternoon. A. lasts B. has lasted C. lasted D. will last 5. ---Where are the 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. I’m glad to tell you I ____my homework. I’m free now. A. finish B. finished C. have finished D. will finish 8. Mum, Love Me Once Again is very moving film. I____it twice already. A. see B. am seeing C. will see D. have seen 9. ---What do you think of the new film? ----It’s 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 .we are all looking forward to this event. A. does B. is doing C. has done D. will do 3 / 8 11. Mother ______the door. A. lock B. will lock C. locked D. has locked 12. You ________such a wonderful film before. A have never seen B has seen C saw D see 1。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 ________________________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 presentation 1. I have been away 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 years Since :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 所引导的时间状语都表示一段时间. 对划线部分提问都用 4 / 8 How long . 现在完成时 since 一般过过去时 step 5 practice 1. 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 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 haven’t been in school _____a long time because of SARS. 2. Mike hasn’t done anything ______four o’clock. 3. The tree has been here ____500 years. 4. The river has been dirty _____ two months ago. 5. They haven’t heard from him ____ then. 6. My daughter has been ill ________ a few days. 7. I have been hungry ________this morning. 8. It’s a long time _______ I met her last. 1. I ______ in Beijing since 1956. A. will live B. live C. have lived D. lived 2. Tom _____ on the beach since last year. A. works B. worked C. is working D. has worked 3. Mr. Black ____ us English since he came here in 1990. A. is teaching B. taught C. teaches D. has taught 4. David ____ Chinese since 20 years ago , and now he speaks it quite well. A. learns B. learned C. has learned D. will learn 5 / 8 5. Our English teacher, Mrs. Black, _____ in our school since 1992. A. works B. worked C. will work D. has work B. 6. The Black ___ Hong Kong for a year since they came to China. A. have been to B. have arrived in C. have gone to D. have been in 7. Mr. White ___ in Beijing since 2000. He has lots of Chinese friends now. A. live B. is living C. lived D. has lived 8. Mr. Smith is our English teacher. He ___ in our school since 2002. A. worked B. has worked c. works d. will work Step 6 presentation 1. Bill has gone to London , he will come back tomorrow. 2. A: Where are the twins? B: They have gone to the cinema. 3. I have been to Paris twice. He has never been there. 4. A: Have you ever been to America? B: No, never . 5. A: How long have you been in China? B: For one year. 6. He left for England two days ago. He has been there for two days. 总结: have/has gone to 去了说话时某人不在只用于第三人称 have/has been to 去过常与ever, never,once,twice,连用 have/has been in在…与时间段连用 用how long 提问 Her sister _____________ Australia,She left this morning. have been (to)和have gone (to)以及have been (in)的区别 have / has been (to) 表示“曾经去过”某地, 说话时此人很可能 不在那里, 已经回来. 侧重指经历。 have / has gone (to) 表示某人“已经去了”某地, 说话时此人 在那里，或可能在路上, 反正不在这里。 have / has been (in) 表示“来/去某地(多长时间)”, 现在仍在 那儿，强调状态。 He has been to Beijing (twice). 他曾去过北京(两次). 6 / 8 He has gone to Beijing. 他已经去了北京. He has been in Beijing for three weeks. 他已经来/去北京三个周了。 Step 7 practice 1.--Where is Judy --She __ the Palace Museum. A. has been to B. had been to C. has gone to D. had gone to 2.—Where are the students? ---They ____for their lunch. A. leave B. are leaving C. left D. have left 3.—Where is Mary ? -- She ____ to London .she’ll be back next Saturday. A. has gone B. has been C. have gone D. have been 4. Where is Jack, do you know? He ___the zoo with his friends. A. has been to B. have been to C. has gone to D. have gone 5.—Would you like to go to the Water Park with me? ---- No，thanks. I ______ there many times. A.had been B. had gone C. have been C. have gone 6.--- Hello! Can I speak to Alice ? ---- sorry ,she isn’t here right now . She ____to the shop. A. goes B. will go C. has gone D. was going 7. Have you been to Tibet? Yes ,I ____there for three times. It’s a peace and wonderful place. A. go B. went C. have gone D. have been 8. Where is your father? He ____ to Australia on business . A. goes B. has gone C. was going D. will go Step 8 presentation 总结:一般过去时与现在完成时之比较 1)过去时表示过去某时发生的动作或单纯叙述过去的事情，强调动作, 不说明现在的情况;现在完成时强调过去发生的动作对现在的影响, 强调的是现在的影响。 2)过去时常与表过去的时间连用，而现在完成时通常与包括现在的在内的时间连用，或无时间状语。 7 / 8 ◎ 一般过去时的时间状语有:yesterday, last week，…ago, in1980, in October, just now, 具体的时间状语。 ◎ 共同的时间状语有:this morning, tonight, this April, now, once，before, already, recently，lately等。 ◎ 现在完成时的时间状语有:for, since, so far, ever, never, just, yet,till / until, up to now, in the past/last five years, already 等不确定的时间状语。 Step 9 practice know We ____________ each other since childhood. We ____________ each other when we were young. I ________ him just now . (see) I _____ just _____ my pen. (lose) How long ______ you ______ in the United states ? (live) When _____ you ______ here ? (move) A: When______ you ______ the film ? B: I ____ it two months ago. (see) The writer ________________ several story-books since 5 years ago. (finish) Step 10 homework中考历年真题 8 / 8