1、 1 Unit 10 Ive had this bike for three years Section A(Grammar -4c) 学习 目标 1、掌握新单词 hometown. 2、掌握现在完成时态（ III）的用法 ,尤其是延续性动词的正确使用。 重难点 1、掌握现在完成时态（ III）的用法。 2、短暂性动词和延续性动词的具体运用。 【 自 学 指 导 】 1、阅读学习目标，重难点。 2、以小组为单位阅读Grammar Focus 中的句子，明白意思。 3、合作探究短暂性动词和延续性动词， for 和since 的区别与用法。 4.自主完成4a和 4b的习题。 5.完成活学活用中的习
2、题。 【知识导航】 语法： 现在完成时态（ III）：现在完成时表示过去已经开始、一直持续到现在，而且还可能继续下去的动作或状态，时常和 for或 since引导的状语连用。 在这种用法中，谓语动词必须是延续性动词，短暂性动词（也称非延续性动词）由于动作不能持续，不能与 for 或since 引导的时间状语连用。 1).since 用来说明动作的起始时间，表示从那一刻起，到说话时为止（即 since+过去的某个时间点或从句 ）； for用来说明动作延续时间的长短（即一段时间）。 2）、 since+过去的某个时间点或从句：时间点可以是具体的年、月、日、时，也可以是由 ago, last构成的
3、时间短语。since后跟从句时 从句用一般现在时。 【自主学习与交流】 【词汇】读一读，译一译 常用的短暂性动词及与之对应的延续性动 词： become-be ; borrow-keep ; buy - have ; come/arrive/reach - be in ; close -be closed ; die - be dead ; lose - be lost ; open - be open ; leave -be away ; marry -be married ; begin - be on ; join - be in ; come back - be back ; fall
4、 asleep -be asleep. (如果谓语动词是瞬间动词的否定式，则一般可以和 for 连用。 ) 【短语集锦】 three days ago _ last November _ the Li family _ miss their hometown a lot _ for over 20 years _ one of the oldest buildings _ 【经典句型】 Jim has been in Japan for three days. We have had a piano since last November. How long have you owned it
5、? 【活学活用】 一、单项选择 1.He _ here for a long time. A. has left B. has gone C. has arrived D. has been away 2. How long _ the film _? A. did, begin B. has begun C. has been on D. has ,been 3. Jim has made many friends since he _ to China. A. came B. comes C. has come D. will come 4. It s two years _ I came
6、 to work in Canada. A. since B. when C. before D. until 5. Mr. Lee _ this car for four years. He _ it in 2008. A. has bought; bought B. bought; bought C. has kept; has bought D. has had; bought 二、用 for 或 since 填空。 1. Jim has been in Japan _ three years. 2. He hasn t eaten anything _ ten hours ago. 3
7、. They have had a phone _ last week. 4. They haven t been back _ 20 years. 5. The park has been here _ I was born. 6. I have worked in Beijing _ I was 21. 7. Jim has had the camera _ over 10 years. 8. -How long has the boy owned the toy bear? -He s owned it _ his fifth birthday. 三、同义句转换。 1. The old
8、man died last year. The old man _ _ _ _ a year. 2. This factory opened twenty years ago . The factory _ _ _ _ twenty years. 3. Miss Gao left an hour ago. Miss Gao _ _ _ _ an hour. 4. Her mother has been a Party member for three years. 2 Her mother _ the Party three years _ . 5. The Green Family moved to France two years ago. The Green Family _ _ _ France _ two years. Follow your own course, and let people talk. 走自己的路，让别人去说吧。
