人教版八下-Unit 10 I 've had this bike for three years.-Section A Grammar focus 4a—4c-ppt课件-(含教案+微课+素材)-市级优课-(编号：c0663).zip

Present Perfect Tense (现在完成时) 初中英语人教版八年级下册 Unit10 Grammar Focus(4a-4c) 尚琳尚琳抚顺市教师进修学院附属中学抚顺市教师进修学院附属中学 Look at the pictures. Do you have any of these things at home? How long have you had them? bought now _|_|_ 2015 3 years 2018 -Do you have a(n)? -Yes, I do. -How long have you had it? for years. -I have had it since since years ago. = It has been 3 years since I bought （the bike ） _|_|_ 2004 14 years 2018 -Do you own any? -Yes, I do. -How long have you owned them? for years. -I have owned them since since years ago. = It has been 14 years since my mother bought bought now a baby 4c Fill in the questions and ask two students. Then complete the chart and report them out. 1. Do you have a (n)_? How long have you had it? 2. Do you own a (n)_? How long have you owned it? ThingsHow long Tonyfavorite bookfor two years basketballsince he was 10 years old student 1 student 2 I have taught English since 2007. I have taught English since I left school. for + 一段时间一段时间 since + 表示过去某一时间点表示过去某一时间点 从句从句(一般过去时一般过去时) 一段时间一段时间+ago I have taught English for 8 years. I have taught English since 8 years ago. for+一段时间一段时间 ( a week / two months) since + 过去某个时间点过去某个时间点 ( then / 2016) 段时间段时间+ago ( two years ago ) 一般过去时的句子一般过去时的句子 ( he was 6 years old ) 选择选择for或或since填空：填空： 1.I have been here _five months ago. 2. He has been a teacher _ about two years. 3. It is two years _ I became a middle school student. 4. His grandpa has been dead _ ten years. 5. I have studied English _ I was 6 years old. since for for since since 2. They are very hungry. Their last meal was ten hours ago. 4a Rewrite the sentences using for or since. They havent eaten for ten hours. 3. I have a camera. I bought it in 2009. I have had a camera since 2009. 4. I know Anna. I first met her three years ago. I have known Anna for three years . 5. Linda is ill. She became ill on Monday. Linda has been ill since Monday . 结论：当与一段时间连用时，非延续性结论：当与一段时间连用时，非延续性 动词要变成延续性的动词。动词要变成延续性的动词。 buy borrow become begin/start finish join leave arrive die get married have keep be be on be over be in/ be a member of be away be in / be here be dead be married 1. His father _the Party since 1978 . . joined . has joined . was in . has been in 2. - Do you know him well ? - Sure .We _ friends since ten years ago . . were . have been . have become . have made D B 3.- How long have you _ here ? - About two months . . been . gone . come . arrived 4. Hurry up! The play _ for ten minutes. . has begun . had begun . has been on . began A C 5. _ has Mr. White been a member of Greener China since he_ to China? A. How soon, comes B. How often, got C. How long, came D. How far, arrived 6. His uncle_for more than 9 years. A. has come here B. has started to work C. has left the university D. has lived there C D 1.电影电影5分钟前就已经开演了。分钟前就已经开演了。 2. 这本书你借多久了？这本书你借多久了？ 3.我父母结婚二十年了。我父母结婚二十年了。 4. 她的祖母去世多少她的祖母去世多少 年了？年了？ 5. 我的父亲自从我的父亲自从1969年就入党了。年就入党了。 译一译译一译 The film has been on since 5 minutes ago. How long have you kept the book? My parents have been married for 20 years. How many years has her grandma been dead? My father has been in the Party since 1969. 现在完成时态的含义现在完成时态的含义: 表示在过去的表示在过去的 某个时间开始并一直持续到现在的动作某个时间开始并一直持续到现在的动作 或状态，或状态， 所使用的动词为所使用的动词为延续性动词延续性动词， 可以和表示可以和表示延续的时间延续的时间状语连用状语连用。 现在完成时现在完成时 4b Fill in the blanks with the correct forms of the verbs in brackets. 1. I _ (never be) to the water park before. I want to _ (go) next month before the weather gets too cold. have never been go 2. They_ (never own) any pets, but they _ (always want) to have a dog. have never owned have always wanted 3. We_ (have) a piano since last November. We _ (buy) it from the Li family when they moved to the US last year. have had bought 4. Cathy and Amy _ (not be) back to their hometown for two years. They _ (miss) their hometown a lot and hope to visit the place next year. havent been miss 5. This museum _ (be) here for over 20 years. It _ (be) one of the oldest buildings in this small town. has been is 教 学 设 计 课型：语法课 1教材分析： 现在完成时是初中重要语法项目之一，在历年中考中，比较集中的从现在完成时的结 构、过去分词的构成、现在完成时中非延续性动词和延续性动词的转换等角度进行考 察。考点常分布在单项选择、补全对话、句子翻译、完型填空、综合填空及书面表达 中。 2学情分析： 八年级的学生已有了一定的词汇量及知识体系，但语法课毕竟是枯燥无味的，很多孩 子是听得懂，题做错。因此，教师要通过画图举例的方式，具体的、直观的将时态表 现出来，让孩子们能结合生活实际，来更好的理解及掌握语法。达到事半功倍的效果。 3教学目标： 1. 知识目标：A. 知道现在完成时的含义及结构 B. 掌握现在完成时中非延续性动词和延续性动词的转换 E. 能总结出现在完成时的时间状语 for 和 since 的用法 2. 能力目标：孩子们能在口语与写作中正确的使用现在完成时 3. 情感目标：鼓励孩子们在公共场合用英语交流，争强学习英语的自信心。 4教学重难点： 1. 教学重点：让学生掌握现在完成时中非延续性动词和延续性动词的转换。 2. 教学难点：让学生能正确的使用现在完成时来描述生活中发生的事情。 5教学设备：多媒体课件 6教学过程： 活动 1【导入】Warmingup（Pair work） Show students some pictures and let them do the pair work. Students make the conversation according to the pictures. 活动 2【活动】Group work Fill in the questions and ask two students. Then complete the chart and report them out. Guide students to remember to use the Present Perfect Tense and use it to make a sentence. 活动 3【小结】Summary Find the differences between since and for，then sum up. 活动 4 【讲授】Present Practice Turn instant verbs into durational verbs then do some exercises. 活动 5【巩固】Consolidation Fill in the blanks with the correct forms of the verbs in brackets 总结 由于现在完成时是中考中的重要考点之一，学生们应反复练习，巩固所学知识， 记住总结的答题要点、重难点及易错点，相信每个学生都会有不同程度的进步的！ 单选 () 1. His father _the Party since 1978 . . joined . has joined . was in . has been in () 2. - Do you know him well? - Sure .We _ friends since ten years ago. . were . have been . have become . have made () 3.- How long have you _ here ?- About two months . . been . gone . come . arrived () 4. Hurry up! The play _ for ten minutes. . has begun . had begun . has been on . began () 5. _ has Mr. White been a member of Greener China since he _ to China? A. How soon, comes B. How often, got C. How long, came D. How far, arrived () 6. His uncle _ for more than 9 years. A. has come here B. has started to work C. has left the university D. has lived there 译一译 1. 电影 5 分钟前就已经开演了。 _ 2. 这本书你借多久了？ _ 3. 我父母结婚二十年了。 _ 4. 她的祖母去世多少 年了？ _ 5. 我的父亲自从 1969 年就入党了。 _