八年级下unit6-1

59 Unit 6 How long have you been collecting shells? Section A （1a-2c ）预习导读单Class ____________ Name _____________I.学习目标：1.学会下列单词和短语:collect, shell,marathon 2学习现在完成进行时： have / has been + Ving have / has 是助动词been 是be 的过去分词 3.了解过去完成进行时与一般过去时的区别 II.自主预习：、导学一：会说会写会运用下列单词短语并会说出一些单词短语的用法。

1.collect_____________2.shell____________3.marathon__________4.pair_____ 5.skate_______5.since________ 6.Hilltop School___________7. been________ 8.Since I was 7 years old___________9.for five years____________ 10.a pair of skates_______11.your first skating marathon__________ 导学二：知识梳理1 .重点单词学习：I like collecting ________(贝壳).2.I like collecting _______(邮票).3.They are_______(筹募) money for charity.4.She is ________(滑冰).5.She is a__________(滑冰者) . 导学三：帮你学-----现在完成进行时：表示从过去某一时间开始一直持续到现在的动作。

这一动作可能刚刚开始，也可能仍在继续，并有可能持续到将来。

由have/has been+doing How long has he been playing baseball? (two hours)用括号中的提示内容回答：He has been playing baseball for two hours. How long has she been playing computer?（8:00） She has been playing computer since 8:00.How long has Mary been learning English?(13 years old)She has been learning English Since she was 13 years old.观察上面三个问句的回答你能发现什么特点吗？这三个答句都采用了什么时态____________. 引导时间的介词______与_______引导的短语用how long 提问 引导时间的介词for 与since 的有何区别？____+时间段，_______+时间点或从句 归纳总结：for 与since 引导的短语 _______ +five minutes ten days five years _______+May 1, 2003 8:00 seven years ago he was seven years old导学四：活学活用 这是著名演员成龙的个人简介，根据简介内容完成下面的句子How long has Jackie Chan been acting?He has been acting ________ 48 years.He has been acting ________ 1961.He has been acting_________ he was 7 years old.导学五:课前听一听，完成课本P44-45的1b,2a,2b 的听力。

自我评价： 学科长评价： 老师评价：60 Unit 6 How long have you been collecting shells? Section A （1a-2c ）当堂训练单Class ____________ Name _____________I.用for 和since 填空1.They have been learning Chinese _____they came to China.2. I haven ’t seen her _____ a long time.3. He has been living here _____ 2001.4. She has been doing her homework ____ two hours.5. It ’s 5 years _____ we left school.6. – How long has Mary been a teacher?– _____ two years ago.7.I have been practicing the piano ____ 10:30.8.Maricia has been running ____ 15 minutes.9.Sarah has been sleeping _____ 9:00.10.Dale has been talking on the phone _____5 minutes.11.Louie has been studying Chinese ____ he was 6 years old.. 12.I have been watching you ____10 minutes. Ⅱ.Choose the best answer.( )1.Tom _____ the exam,reaching the top of place in most subjects.A.was good atB.did well inC.failedD.was weak on ( )2.The worker has lived here for twenty years.A.since twenty years agoB.since he came hereC.twenty years agoD.twenty years before ( )3.Mr Wang isn ’t here.I hear _____ Beijing.A.that he has gone toB.that he has been toC.he wentD.he will go ( )4.It is two years _____________ we came here.A.forB.sinceC.inD.at ( )5.He handed me _____________ trousers.A.a new set ofB.a new pair ofC.a piece of newD.a pair of new plete the sentence with the correct verb or time phrase.选词填空。

will he be/have you been/since he was three/did you/have you/three years ago 1.Lucas started collecting_____________. 2.How long _____________collected records?3.How long _____________buying early Elvis albums?4.Mark ’s been collecting _____________.5.By the way,_____________start guitar lessons?自我评价： 学科长评价： 老师评价：61 Unit 6How long have you been collecting shells? Section A（3a-4）预习导读单Class ____________ Name _____________I.学习目标：1.识记并会运用单词raise, several,skater2.理解并运用短语talk to sb. , an hour ago, three and a half years 3.掌握并运用句型(1) Students are skating to raise money for charity. . (2) So how long have you been playing ? Three and a half years.II.自主预习：、导学一：会说会写会运用下列单词短语并会说出一些单词短语的用法。

1.raise_________________2.several________________3.skater__________4..raise money for charity______________________5.the skating marathon____________6.the whole five hours_________7.three and a half years=three years and a half________导学二：从3a中找出下列句子。

(1)孩子们正在为慈善团体筹募钱而溜冰。

Students are ____________________.(2)马拉松溜冰比赛已经进行了五个小时。

The ________marathon____________.(3)艾利森是第一个开始的已经滑了整整五个小时。

Alison was____________and has_______________.(4)他只是一个小时前开始的。

He ___________________________.(5)你已经打了多长时间？How __________________________?(1)The skating marathon is in the Hilltop School. ( )(2)Students are skating to raise money for charity. ( )(3)The skating marathon has been going for six hours now. ( )(4)Sam was the first to start . ( )(5) Sam and Lu Ning have been skating for four hours.( )导学五：read again and answer the following questions1. Why are students skating?____________________________2. How much does each student raise for every hour they skate?______3. How long has the skating marathon been going?________4. Who was the first to start?__________5. How long has Alison been skating?_________6. How long have Sam and Lu Ning been skating?_____________________7. Who was the last one?________________8. When did he start?____________自我评价：学科长评价：老师评价62 Unit 6How long have you been collecting shells? Section A（3a-4）当堂训练单Class ____________ Name _____________Iare skating to raise money for charity. For every hour they________ , each student ______ten yuan for charity. The skating marathon _______been going for five hours now, and several skaters are ________ skating. Alison was the first one to start, and has been skating for the ________five hours. Next is Sam, and he has been skating ______ four hours. Lu Ning has been skating for four hours too, and Li Chen just started an hour ago.II.选择题：（）1. You can see nice flowers on _______ side of the road.A. bothB. everyC. eachD. all（）2. She has been alone _______ her husband died.A. sinceB. forC. fromD. when（）3. Some famous singer are going to put on a show___ money for those poor children.A. raiseB. raisingC. raisedD. to raise（）4. The teacher told us _______ story in class.A. a whole ofB. the wholeC. the whole ofD. whole of the（）5. Mr. White worked in the factory for _______.A. one and a half monthB. one month and halfC. one and a half monthsD. a month and a half（）6.Do you have post cards? We want _____.A. muchB. moreC. severalD. a little（）7..The players are singing ___money for poor children.A. raiseB. to doC. to raise（）8.Tom _________stamps since 1981. He is a great_________.A. has been collecting , collectionB. collected , collectedC. collecting , collectorD. has been collecting ,. Collector（）9..Lily was the first girl___to the classroom yesterday.A. gotB. to getC. to gotIII. 时态填空They ___________ (go ) to London next year.2.The boys __________ ( play) football for two hours.3.What ____ you _____ (do) when your mother came in?4--- What _____ your father _____ ( do ) ?---- He is a computer engineer.5--- How long ____ you ____ ____ ( watch ) TV ?---- For only half an hour.6.What ___ you ____( do ) if it ______ ( rain ) tomorrow ?自我评价：学科长评价：老师评价：。