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)-市级优课-(编号：a0460).zip

Unit10.Ive had this bike for three years. SectionA(Grammar Focus-4c) 现在完成时 主菜单上一页下一页 现在完成时的构成 现在完成时的主要用法 现在完成时的时间状语 短暂性动词与时间段的关系 have been 与have gone 比较 与一般过去时的用法比较 选用 for和 since填空: 1.We havent seen each other _ a long time. 2.His father has been in the Party _ 10 years ago. 3.The film has been on _ 20 minutes. 4.Mr Green has worked here _ he came to China. 5.His grandparents have been dead _ several years. 6. Its five years _ we met last time. for since for since for since 下一页上一页主菜单 用Have been to, have gone to, have been in 填空 1.Mike and his parents _ the north for half a year. 2.Mum is not at home now. she _ the shop. 3._ you ever _ to kunming ? Never. 4.Where _ you _ these days? 5.Has Jim arrived yet? Yes, he _ here for several days have been in has gone to have been Have been has been 下一页上一页主菜单 改 错 1. How long has the movie begun? 2. I have borrowed this book for two weeks. 3. The river has become very dirty since last August. 4. His parents have left hometown for two years. 5. He has gone out for two years. been on kept been been away from been 下一页上一页主菜单 动 词 填 空： 1._ you _(clean) the room? Yes, we _(do) that already. When _ you _(do) it? We _(do) it an hour ago. 2._ he _(see) this film yet? Yes. When _ he _(see) it? He _ it last week. 3. How many times _you_(be) there? Havecleaned have done diddo did Hasseen didsee saw havebeen 下一页上一页主菜单 4. I _ (read) the novel twice. Its interesting. 5. She _(go) to Pairs, hasnt she? Yes. How _ she _(go) there? She _(go) there by air. 6. So far, many countries _(develop) their software programs. 7.Mr Chen _(give)up smoking last year. 8.Mr Chen _(give) up smoking since last year. have read has gone did go went have developed gave has given 下一页上一页主菜单 Unit10. Ive had this bike for three years. Section a (Grammar focus-4c) 教学设计 教学目标：1 使学生熟练掌握现在完成时的各种用法 2 使学生学会正确使用 for 和 since 教学难点：1 延续性动词与非延续性动词的转化 2 现在完成时与一般过去时的区别 重点单词：Camera, hometown 重点句型:1. Jim has been in Japan for three years. 2.-Have you ever played football？ -Yes，I did when I was little, but I havent played for a while. 教学步骤: Step 1.Greeting and lead-in. Let students read the sentences in Grammar focus loudly. Then lead in the present perfect tense. Step2.Presentation 1. Present all the aspects of present perfect tense on the screen. 现在完成时的构成，现在完成时的用法，时间状语，for 和 since 的 用法,have gone to 和 have been to, have been in 的用法，短暂性动词 与可延续性动词，现在完成时和一般过去时的区别。 2. Review the grammar one by one with the students. Step3. Practice. Task one: do the exercise about for and since(for 和 since 的用法比较) Task two: do the exercises about have gone to, have been to, have been in（去过某地，去了某地，在某地待了多长时间） Task three: do the exercises about correct the sentences.（延续性动词 与非延续性动词） Task four: fill in the blanks with the correct forms of the verbs.（一般过 去时与现在完成时） Step4. Consolidation. Task one: ask students to finish 4a in the book, then check the answers. Task two: ask students to finish 4b in the book, then check the answers. Step 5. Oral practice4c Step 6. Homework：Finish the exercises in the exercise book.