1、Unit 8 Ive had this bike for three years. 【学习目标】1、掌握本课时词汇：yard, yard sale, sweet , money , cent .2、运用现在完成时谈论拥有某物多长时间。3、正确处理并充分利用自己的废旧物品。【学习重点与考点】运用现在完成时谈论拥有某物多长时间。【课前自学指导】(一)翻译以下单词或短语1、举行庭院出售_2、卖她的旧东西_3、唤起，勾起_ 4、甜蜜的回忆_5、给某人捐赠某物_6、不再_（二）知识导学1. -How long have you had that bike there?-I have had it for
2、 three years辨析：how long, how soon, how often, how farHow long 多久，多长（时间），对时间段提问，如：for+时间段；since+过去的时间点。e.g. -How long have you worked in Beijing?-For five years.How soon 多久以后。对in+时间段提问，常用于一般将来时，其答语常用in+时间段。e.g. How soon will Mr. Li be back?-In a week.How often 多久一次，对频率提问，其答语为：once（twice/）+时间段，always，
3、usually等。e.g. -How often do you exercise?- Once a day.How far：多远，对距离提问，其答语是表距离的内容。e.g. -How far is it from here to your school?- Three kilometers.2.辨析：for 与sincefor其后只能接表示一段时间的名词性短语，可用于多种时态，表示动作或状态持续时间段长短。e.g. I have lived in this city for five years. 我在这座城市居住了5年了。 He usually sleeps for twelve hours
4、 every day. 他通常每天睡12个小时。since 其后接表示时间点的短语或从句（过去时），也可以接一段时间+ago，常用于完成时态；还用于句型：It is +时间段+since+一般过去时的句子。表示过去某个时间发生并持续到说话时的动作或状态。e.g. It is two years since I came to China. 自从我到中国以来已经两年了。She has worked here for five years. =She has worked here since five years ago. 她在这儿工作5年了。针对练习：填since 还是 for？ 1. Ive
5、 been very busy _I came back from holiday. 2. He hasnt ridden a bike _he was a boy. 3. Hes had this book _ three weeks. 4. Should we invite someone else _ he cant go?3. Jeffs family is having a yard sale.sale用作名词，意为出售，销售，on sale意为出售，上市；for sale意为待售，供出售，尤指从主人手里出售。e.g. Ducks are on sale in the market.
6、小鸡在市场上出售。Im sorry, its not for sale.抱歉，它不出售。4. Amy wants to keep her old things because they bring back sweet memories. 艾米想保留她的旧东西，因为它们勾起她的甜蜜回忆。memory n. ，意为记忆；回忆，复数形式为memories，动词为memorize，意为记忆，背诵。e.g. She has a good memory. 她记忆力好。5.You can also give old things away to people in need.give away意为“赠送，
7、分发”【拓展】give用法小法give sb. sth=_ 把某物给某人 give back_give out_ give up_give in _ give sb. a lift_通过预习，你还发现有哪些问题？_【学习过程】（一） 导入并出示学习目标（二） 自主学习情况交流小组内交流课前预习情况；讨论预习中遇到的问题（老师点拨）。（三）综合能力训练：1、Practice：看图片，练习现在完成时。 2、听录音并完成听力练习1b。 3、阅读听力材料。（四）学习成果展示：根据听力内容编对话。（五）总结：今天我们学习了_(六)课堂检测（ ）1.-Have you been to the Great
8、Wall _? -Yes, I went there two years _. A. before; ago B. ago; before C. before; before D. ago; ago（ ）2.-Have you been to Water World, Martha? -No, I havent been there _. A. already B. never C. yet D. ever（ ）3. The Smiths _ London for nearly three years.A. will be B. have left C. have been away from
9、 D. left（ ）4.The space museum _ large number of visitors so far. A. attract B.has attracted C.have attracted D.attracted（ ）5. -_ have you lived in Taiyuan? -Since 1995. A. How soon B. How long C. How often D. How（ ）6.The Greats _ in China for a week. A.have lived B.have been C.has arrived D.arrived（
10、 ）7. Tony _ the CD player for two weeks. A. has bought B.has borrowed C.has kept D.had（ ）8.I _ a letter from him since he left Beijing. A. havent got B.didnt receive C.havent heard D.heard（ ）9.-How long have you been in this school? -_. A. Last year B. For a year C.A year ago D.before a year（ ）10.-I
11、m not feeling well. Ive caught a cold. -_. A. Whats your trouble? B. Have you been to hospital yet? C. Im sorry to hear that. D. Whatup?【课后作业】1、 根据第二课时的课前自学指导进行预习；2、 完成节节练。第一课时节节练（一） 单项选择。（基础题）( )1. My god! I _ the book from the library for more than two months. A. have lent B. have borrowed C. have
12、 returned D. have kept ( )2. My friends have _ there since the firm set up. A. work B. start working C. begun to work D. worked ( )3. It _ 20 years since they _ to China. A. was, came B. was, have come C. is, have come D. is, came ( ) 4. Stephen has studied Chinese in China _. A. for three months B.
13、 three months ago C. since three months ( ) 5. Nowadays my hometown has taken a new look. It is so wonderful. Really. Great changes _during the past 30 years. A. have taken place B. are taken place C. took place D. take place ( )6. Where is my wallet? I _it here just now but I cant find it now. A. s
14、aw B. have seen C. was seeing D. See（ ）7. _ have you been married？ For twenty years. A. How far B. How often C. How long D. How soon( ) 8. If you sit in a chair _ a long time, your back may begin to hurt. A. at B. in C. on D. for ( ) 9. I have owned it since I _ a child. A. was B. is C. are D. were
15、( ) 10.How long has his brother _ the book? A. kept B. bought C. lent D. borrowed（二）用括号内所给词的正确形式填空。（提高题）1. I _ (be) to Beijing several times, but I still want _ (go) there this vacation.2. Mike _ (have) this phone since last September. He _ (buy) it when he just started to work.3. We _ (not meet) each other for five years. Both of us _ (leave) the factory in 2009.4. The hospital _ (be) there for 15 years. It _ (be) the tallest building in our city.5. The children _ (never visit) the Great Wall before. Their parents _(take) them there next month.【课后反思】_
