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1、课堂教学设计课题: Unit10 Ive had this bike for three years. 授课时数： 1 课时 日期: 2016年6月 日年级： 八年级 单位：八十六团第一中学 授课教师：白枚青 设计要素设计内容教学内容分析1、 The courses teaching content is taught eighth grade unit 10 third class, mainly is through practice to further strengthen now contain for and since time adverbial understanding a
2、nd memorizing, by doing exercises correct students are easy to make mistakes. B 1b section and 1C as listening part, exercise the students listening and speaking ability and oral expression ability教学目标知识与技能掌握现在完成时的用法正确区分现在完成时与一般过去时 正确运用for 和since的用法过程与方法By group work , explanation , exercises ,impro
3、ve the students ability情感态度价值观正确处理并充分利用自己的废旧物品。学情分析For the present perfect tense ,several students havent mastered it well. Should go on practicing .教学分析教学重点Practice and consolidate the usage of the present perfect tense教学难点难点The usage of “for” and “since” in the present perfect tense解决办法Group work
4、, do exercises 教学资源Multimedia, English book , PPT板书设计Unit10 Ive had this bike for three years. for + 一段时间 谓语动词延续性since后跟具体时间/从句(时态过去时)1教学过程设计（第 3 课时）教学环节教师活动学生活动教学媒体预期效果Step 1 Group workStep 2 精讲点拨Step 3 4a Rewrite the sentences using for or sinceStep 4 4b Fill in the blanks with correct forms of th
5、e verbs in brackets.Step 5 Group work出示下面的典型例句，让学生们先自己观察句子结构，对比现在完成时和一般过去时的不同。1. How long have you had that bike over there? 那边的那辆自行车你买了多长时间了？ Ive had it for three years. 我买了三年了。2. How long has his son owned the train and railway set? 他的儿子拥有这套轨道火车多长时间了？ Hes owned it since his fourth birthday. 自他四岁生日
6、起，他就拥有了它。3. Have you ever played football? 你曾经踢过足球吗？ Yes, I did when I was little, but I havent played for a while now. 是的，当我很小时就踢过，但是现在我有好长一段时间没有踢了。 现在完成时表示从过去已经开始持续到现在的动作或状态，可以和表示“从过去某一时刻延续到现在的一段时间状语”连用，如“for + 时间段”、“since + 过去时间点”、“since + 过去时的从句”、“since + 一段时间 + ago”。且for与since引导的时间状语可以相互转换。e.g.
7、 My uncle has worked at this factory for ten years.= My uncle has worked at this factory since ten year ago. Ive lived here since 1990自从1990年以来我就住在这里。 I havent seen him for three years.我三年没有看见他了。 Shes been at this school since five years ago. 自从五年前以来她就在这个学校。歌诀：含有for，since的现在完成时的用法歌诀: 过去的动作或状态，一直持续到现
8、在，for、since把时间带句中动词的特点此种用法中表示持续性的动作或状态的动词必须是延续性动词（否定句除外）1.这本书我买了5年了。 I have bought the book for five years. ( ) Ive had the book for five years. ( )2. 你哥哥参军多长时间了？ How long has your brother joined the army? ( ) How long has your brother been in the army/been a soldier? ( )非延续性动词和延续性动词之间的转换1. 转换为相应的延续
9、性动词，用于现在完成时。 borrow keep buy have put on wear catch a cold have a cold get to know know get to sleep sleep2. 转化为“be + 形容词/副词/介词/名词” begin / start be on go out be out close be closed open be open get to/arrive/reach be (in) die be dead leave be away finish be over fall sleep be asleep join be in/be a
10、 member of become be make friends be friends come/go be + 相应的介词短语1.Jim is in Japan. He arrived there three years ago.Jim has been in Japan for three years.2. They are very hungry. Their last meal was ten hours ago. They have been hungry for ten hours/since ten hours ago.3. I have a camera. I bought
11、it in 2009. I have had a camera since 2009.4. I know Ann. I first met her three years ago. I have known Ann for three years/since three years ago.5. Linda is ill. She became ill on Monday. Linda has been ill since Monday.1. I _ (never be) to the water park before. I want to _ (go) next month before
12、the weather gets too cold.2. They _ (never own) any pets, but they _ (always want) to have a dog.3. We _ (have) a piano since last November. We _ (buy) it from the Li family when they moved to the US last year.4. Cathy and Amy _ (not be) back to their hometown for two years. They _ (miss) their home
13、town a lot and hope to visit the place next year.5. This museum _ (be) here for over 20 years. It _ (be) one of the oldest buildings in this small town.4c Fill in the questions and ask two students. Then complete the chart.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 longTonyfavorite book basketballfor two yearssince he was 10years oldStudent 1Student 2Allow students to observe their own sentence structure first, compared to the past tense and the simple past tense. Listen carefu
