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+素材)-市级优课-(编号：a0916).zip

现在完成时(三) 1Ive had this magazine for a couple of months. 2Ive had them since I was a child. 3For example, he has owned a train and railway set since his fourth birthday 4He has lived in Wenzhou for the last 13 years. 5I havent been back for almost three years now. 现在完成时通常和表示一段时间的时间状语连用。这样的时间状语有“for时 间段”， “since过去的时间点”以及“since表示过去的从句”。 My uncle has worked at this factory _ five years. 我叔叔已经在这家工厂工作五年了。 Mr. Black has lived in China _ 2002. 自 2002 年起布莱克先生就一直住在 中国。 注意： 在现在完成时中，如果时间状语表示一段时间，要把非延续性动词变 为延续性动词。 I have had the book for two days. 这本书我买了两天了。(用 had 而不用 bought) He has been in Beijing for two weeks. 他来北京两周了。(用 been in 而不用 come to) 非延续性动词和延续性动词的转换如下： 非延续性动词延续性动词 buy have borrow keep open be open close be closed begin/start be on come here be here go there be there finish be over die be dead catch a cold have a cold put on wear go out be out wake up be awake fall asleep be asleep lose not have join be in/be a member of leave be away arrive/reach be in 单元语法专练十 .用 since 或 for 填空 1Jim has been in Ireland _ Monday. 2Jill has been in Ireland _ three days. 3His aunt has lived in Australia _ 15 days. 4Mary is in her office. She has been there _ 7 oclock. 5India has been an independent country _ 1947. 6The bus is late. Theyve been waiting _ 20 minutes. 7Nobody lives in those houses. They have been empty _ many years. 8Mike has been ill _ a long time. He has been in hospital _ October. .用所给单词的适当形式填空 1I _ already _(see) the film. I _(see) it last week. 2_ he _(finish) his work today? Not yet. 3My father _ just _(come) back from work. He is tired now. 4Wheres Li Ming? He _(go) to the teachers office. 5I _(work) here since I _(move) here in 1999. 6So far I _(make) quite a few friends here. 7How long _ you _(stay) here? For two weeks. 8I _ just _(finish) my homework. 9He _(go) to school on foot every day. 10_ you _(find) your science book yet? 单项填空 ()1.2017北京 Lily is my classmate. We _ each other since she came to our school. A. know B. knew C. have known D. will know ()2.2017呼和浩特Do you know her well? Sure. We _ friends since ten years ago. A. were B. became C. have become D. have been ()3.2017哈尔滨 Some boys in our class _ the football club for a year. They are crazy about playing football now. A. joined Bhave joined Chave been in ()4.2017武汉How are you today? Oh, I _ as ill as I do now for a long time. A. didnt feel B. wasnt feeling C. dont feel D. havent felt ()5.2017齐齐哈尔How long is it since he _ this school? He _ for three years. A. has left; has left B. left; has been away C. leaves; has left ()6.2017乐山Im sorry for being late. Never mind. The meeting _ for only 5 minutes. This way, please. A. has begun B. has ended C. has been on ()7.2017宿迁 My grandparents _ for over 60 years and they love each other very much. Ahave been married Bgot married Cwere married D. have got married ()8.2017眉山 Her grandfather _ a car in 2007. He _ the car for 10 years. A. buys; has bought B. bought; has had Cbuys; has had D. bought; has bought ()9.2017孝感 The volunteers _ a lot of help to the old and the young since 2010. A. offered B. have offered C. are offering D. will offer ()10.2017内江 The family _ there since they moved to China in the 2000s. A. lived B. will live C. live D. have lived Tolearntheusageoffor andsince 1.-Howlonghaveyouhadthatbike overthere? -Ivehaditforthreeyears. 2.-Howlonghashissonownedthe trainandrailwayset? -Hesowneditsincehisfourth birthday. 根据课本内容根据课本内容,完成下列句子。完成下列句子。 1.那边那辆自行车你骑了多久了？那边那辆自行车你骑了多久了？ _haveyouhadthatbike overthere? 2.我已经骑了三年了。我已经骑了三年了。 Ivehadit_. Howlong forthreeyears 3.他的儿子拥有火车和轨道多久了？他的儿子拥有火车和轨道多久了？ _thetrain andrailwayset? 4.他从四岁生日时就有了。他从四岁生日时就有了。 Hesownedit_ _. sincehisfourth birthday Howlonghashissonowned 5.你踢过足球吗？你踢过足球吗？ _playedfootball? 6.是的，当我小的时候踢过。但是现是的，当我小的时候踢过。但是现 在已经有好一阵没有踢过了。在已经有好一阵没有踢过了。 Yes,IdidwhenIwaslittle,butI _forawhilenow. Haveyouever haventplayed Samgotsicktwodaysago. Samhasbeensickfortwodays. Lilygotherdrivers license(执照执照)in1999. Lilyhashadherdrivers licensesince(自从自从)1999. Samhasbeensicksincetwo daysago.= Jimstartedtoplaytennisin January. Jimhasplayedtennis sinceJanuary. MarymovedtoHawaiiin 1996. MaryhaslivedinHawaii forabout18years. 现在完成时的持续性现在完成时的持续性 How long have you had? 你有多久了？ I have had it for years. 我买它有年了。 现在完成时现在完成时用法: 现在完成时表示从过去一直持续到现在的动作或状 态，并可能还将持续下去并可能还将持续下去。 1）常与for, since引导的时间段的时间状语时间段的时间状语连用. since,for的用法的用法: 2）动词）动词使用延续性动词使用延续性动词 。 此用法需注意两点： 因为瞬间动词因为瞬间动词在肯定句、 since:(自自以来以来) 1)since+时间点时间点 Hehasstayedheresince5oclock. 2)since+时间段时间段+ago Hehasstayedheresince5hoursago. 疑问句中不能和不能和时间段时间段连用连用. since一段时间一段时间agofor时间时间段段; sincetwoweeksago=fortwoweeks; Ihavekeptthelibrarybookforaweek. =Ihavekeptthelibrarybooksinceaweek ago. 在现在完成时态中，for与与since引导的时间引导的时间 状语可以相互转换。状语可以相互转换。 3)since+从句从句(句子要用一般过去时态）句子要用一般过去时态） ShehastaughtEnglishsincehecamehere. for:(长达）长达）for+时间段时间段 Hehaskeptthebookfor2weeks. 含有含有for，since的现在完成时的用法歌诀的现在完成时的用法歌诀: 过去的动作或状态，一直持续到现在，过去的动作或状态，一直持续到现在， for、since把时间带。把时间带。 用用for和和since填空。填空。 _three hours _three oclock _two days _yesterday afternoon _I came here _last Sunday _a week _a long time _1997 _two weeks _three years ago _ last month for since for since since since for for since for since since 2.短暂性动词短暂性动词(come,go,leave,buy)可可 以用于现在完成时。但不能用于带有以用于现在完成时。但不能用于带有 for或是或是since的肯定句中。的肯定句中。 HehasleftBeijingforaweek. HehasnotleftBeijingyet. () () 注意：注意： 在完成时中在完成时中,瞬间动词不能与一段时间连用瞬间动词不能与一段时间连用, 须将该瞬间动词改为延续性动词或状态动词。须将该瞬间动词改为延续性动词或状态动词。 e.g.Ihaveboughtthisbookfor5days. Ithisbook5daysago had bought 常见非延续性动词和延续性动词的转变常见非延续性动词和延续性动词的转变 第一类第一类：短暂动词：短暂动词be+adj. diefinish open/close fallill/asleep marrysb/getmarriedto 第二类第二类：短暂动词：短暂动词be+介词介词. start/begin leave join bedead beawayfrom bein/beamemberof beopen/closed beon beover beill/asleep bemarriedto 第三类第三类：短暂动词：短暂动词另一个动词另一个动词 buy borrow become puton keep have be wear 巧记瞬间性动词的转换巧记瞬间性动词的转换 “开始开始离去借来还离去借来还， 出生出生入入死死买买到到家家， 穿衣穿衣入睡入睡要要感冒感冒， 开开开开关关关关变变结束结束。” 1 beginbe on6 returnbe back 2 leavebe away from7 joinbe in 3 gobe off8 diebe dead 4 borrowkeep9 buyhave 5 comebe here10 arrivebe here 10 reachbe here11put onwear 12fall asleepbe asleep13catch a coldhave a cold 14openbe open15closebe closed 16becomebe17end/finishbe over 1.他的爷爷已经去世2年了。 2. Nick 参军3年了. 3. 他离开深圳好长时间了。 4. 这本书我已借了4个月了. His grandpa has been dead for 2 years. Nick has been in the army for 3 years. He has been away from Shenzhen for a long time. I have kept the book for 4 months. 在现在完成时中在现在完成时中短暂性动词在肯定句、疑问句中不 能与时间段连用。为了表述这种意思，我们常 将短暂性动词转变成相应的延续性动词来代替非 延续性动词，或变成： It is + 时间段 +since +一般过去时的句子. method 2: It is + 时间段 +since +一般过去时的句子 . 1.他的爷爷已经去世2年了。 2. Nick 参军3年了. 3. 他离开深圳好长时间了。 4. 这本书我已借了4个月了. It is 2 years since his grandpa died. It is 3 years since Nick joined the army. It is a long time since he left Shenzhen. It is 4 months since I borrowed the book . A:Howlonghaveyoustudiedin thisschool? B:I_(study)inthis schoolfor2years. havestudied =I_(study)inthis school_2years_. havestudied sinceago It is two years _ I studied English. since 4a Rewritethesentencesusingfor orsince. 1.JimisinJapan.Hearrivedtherethree daysago. 2.Theyareveryhungry.Theirlastmeal wastenhoursago. Theyhaventeatenforten hours/sincetenhoursago. JimhasbeeninJapanforthreeyears. 3.Ihaveacamera.Iboughtitin2009. 4.IknowAnna.Ifirstmetherthreeyears ago. 5.Lindaisill.ShebecameillonMonday. Ihavehadacamerasince2009. IhaveknownAnnforthreeyears/ sincethreeyearsago. LindahasbeenillsinceMonday. 4b Fillintheblankswiththecorrect formsoftheverbsinbrackets. 1.I_(neverbe)tothe waterparkbefore.Iwantto_(go) nextmonthbeforetheweathergetstoo cold. 2.They_(neverown) anypets,butthey_ (alwayswant)tohaveadog. haveneverbeen go haveneverowned havealwayswanted 3.We_(have)apianosincelast November.We_(buy)itfrom theLifamilywhentheymovedtothe USlastyear. 4.CathyandAmy_(notbe) backtotheirhometownfortwoyears. They_(miss)theirhometowna lotandhopetovisittheplacenextyear. havehad bought haventbeen miss very much 5.Thismuseum_(be)herefor over20years.It_(be)oneofthe oldestbuildingsinthissmalltown. hasbeen is Askandanswerquestionstosellandbuy something.Letsseewhichgroupraise themostmoney. Groupwork 1.Doyouhavea(n)? Howlonghaveyouhad/owned? 2.Howlonghaveyouhadit? 3.Howdidyougetit?Didsomeonegive ittoyou?Who? 4.Whyareyousellingit? 5.Howmuchisit/arethey? Groupwork =Ive had this bike since three years ago. =Its three years since I bought this bike. =I bought this bike three years ago. Summary总结 Discussthequestionwithyourpartner. Haveyoueverthoughtabouthavinga yardsaletosellyourthings?What wouldyoudowiththemoneyyouraise? animalshelter childrenshome Unit 10I have had this bike for three years. 第三课时Section A (Grammar Focus4c) 1.重点单词：camera，hometown 2重点句式： Have you ever played football？Yes，I did when I was little，but I havent played for a while now. Jim has been in Japan for three years. We have had a piano since last November. 1现在完成时态的用法持续性用法 2for 和 since 的用法 1现在完成时态的用法持续性用法 2for 和 since 的用法 一、预习课本 P76 新单词并背诵，完成下面的汉译英。 1照相机_2.家乡_ 二、认真预习 Grammar Focus4c 内容，找出下列句型。 1你曾经踢过足球吗？ 是的，我小的时候踢过，但是现在有一段时间没有踢了。 _ _ 2Jim 在日本三年了。 _ 3去年 11 月我拥有了这台钢琴。 _ Step 1情景导入 Teacher：How long have you had your bike? Student 1：I have had it for two years. Teacher：How long have you had the pencil? Student 2：I have had it since two weeks ago. Teacher：Now please make conversations like this with your partner. 环节说明：这一环节复习了现在完成时态，同时锻炼了学生的口语能力。 Step 2完成教材 Grammar Focus 的任务 1学生大声朗读 Grammar Focus 的句子。(2 分钟) 2小结训练。(2 分钟) 1你拥有那边的那辆自行车多久了？ How_long_have_you_had_that_bike_over_there? 我拥有它三年了。 Ive_had_it_for_three_years. 2他的儿子拥有这辆火车和铁轨装置多长时间了？ How_long_has_his_son_owned_the_train_and_railway_set? 他是从他的四岁生日的时候起就拥有的。 Hes_owned_it_since_his_fourth_birthday. 3你曾经踢过足球吗？ Have_you_ever_played_football? 是的，我小的时候踢过，但是现在有段时间没踢了。 Yes，I_did_when_I_was_little，but_I_havent_played_for_a_while_now. 环节说明：通过对 Grammar Focus 句型的填空练习能够使学生更好的来理解掌握本单 元的重点的语法和句型。 Step 3完成教材 4a4c 的任务 1认真阅读 4a 的例句，然后根据例句完成其它几组句子改写，请几位学生到黑板上板 演答案，完成后小组内互相交流答案，教师点拨易错点。(5 分钟) 2大声朗读 4a 中的句子，体会 for 和 since 的用法区别。(3 分钟) 3认真阅读 4b 短文，然后用括号内所给单词的正确形式填空，完成后请学生说出答案， 教师点拨重难点。(3 分钟) 4向你的两个同学询问 4c 中的问题，并且根据回答，完成 4c 表格。(3 分钟) 参考案例 A：Do you have a football? B：Yes，I have.How long have you had it? A：I have had it for/since. 5 .小结训练。(2 分钟) 1Have_you already seen (see) the film? Yes，I saw (see) it last week. 2Has he finished (finish) his work today? Not yet. 3Have you been (be) to Hong Kong? Yes，I have_been (be) there twice. 4He has just finished (finish) his homework. 5Has the young woman ever traveled (travel) to England? 环节说明：通过本环节的对话练习和习题及小结训练让学生熟练的掌握了现在完成时态 及 for 和 since 的用法。 Step 4问题探究 1He _ for ten years. Ahas been married Bmarried Cgot married Dhas married 答案选择 A，考查非延续性动词的用法。B、C 两项，时态不对，可排除；marry 是非 延续性动词，在现在完成时的肯定句中不能与表示一段时间的状语连用，可排除 D 项； married 可作形容词，意为“结婚的” ，所以选择答案 A。 请学生们做前面课时训练部分。