1、人教版八年级英语下册教学课件：unit-10-section-a-(3a-4c)-(共41张ppt)Key words&phrases:junior,clear,bedroom,own,railway,part,certain,honest,while,truthful,hometown,junior high school,clear out,no longer,partwith,as for,to be honest Key sentences:1.We have already cleared out a lot of things from our bedrooms.2.As for
2、me,I did not want to give up my football shirts,but,to be honest,I have not played for a while now.Ask the students to review the conversation they learned in the last class.T：How long have you had that bike over there?S：A:Do you have a(n)_?B:Yes,I do.A:How long have you had it?B:Ive had it for/sinc
3、ejunior adj.clear v.bedroom n.own v.railway n.part v.certain adj.honest adj.地位（或职位、级别）低下的地位（或职位、级别）低下的清理；清除清理；清除卧室卧室拥有；有拥有；有铁路；铁道铁路；铁道离开；分开离开；分开某种；某事；某人某种；某事；某人诚实的；老实的诚实的；老实的while n.truthful adj.hometown n.junior high schoolclear outno longerpart withas forto be honest一段时间；一会儿一段时间；一会儿诚实的；真实的诚实的；真实的家
4、乡；故乡家乡；故乡初级中学初级中学清理；丢掉清理；丢掉不再；不复不再；不复放弃、交出放弃、交出至于；关于至于；关于说实在的说实在的Read the passage and choose true(T)or false(F).1.My daughter is 15 and my boy has already started junior high school.2.Our house really gets smaller.F F 3.My son was quite sad at first.4.My daughter felt happy to part with certain toys
5、.5.I want to give up my football shirts.T F T Read the article again and answer the questions.1.Why did they decide to have a yard sale?2.What do they want to do with the money from the sale?3bBecause the fathers children get bigger and their house seems to get smaller.They want to give the money to
6、 a childrens home.3.Why does the son want to keep the train and railway set?4.How can the old toys be useful again?5.Have you ever thought about a yard sale to sell your things?Because he has owned it since his fourth birthday,and he played with it almost every week until he was about seven.They can
7、 be sold to the people who need them.Yes,I have.I would give it to the charity.Find the words or phrases in the article which can be replaced with the ones below and write them next to the words.losepart with kids_truthful_ many_some time_ even though_quickly_ older_3cchildrento be honesta lot ofa w
8、hilealthoughfastbigger1.We have already cleared out a lot of things from our bedrooms.clear v.清理；清除清理；清除 clear out 清理；丢掉清理；丢掉 例：例：Ill clear out that closet for you.我要替你把那个小衣橱清理出来。我要替你把那个小衣橱清理出来。2.We have decided to each sell five things that we no longer use.no longer意为意为“不再；不复不再；不复”，有时可，有时可 用用not a
9、ny longer或或not any more 替换。例：替换。例：He no longer lives here.(=He doesnt live here any more/any longer.)他不再住这儿了。他不再住这儿了。3.My daughter was more understanding,although she also felt sad to part with certain toys.certain adj.意为意为“某种；某事；某人。某种；某事；某人。例：例：He decided to sell his certain books.他决定卖掉他的某些书籍。他决定卖掉
10、他的某些书籍。拓展拓展 certain形容词，意为形容词，意为“确实的，无确实的，无 疑的疑的”。常用结构：常用结构：be certain to do sth.肯定要做某事肯定要做某事 be certain of/about sth.对某事确定、有把握对某事确定、有把握 be certain of doing sth.有把握做某事有把握做某事 be certain+从句从句 一定一定例：例：He felt quite certain of success.他对成功很有把握。他对成功很有把握。4.As for me,I did not want to give up my football sh
11、irts,but,to be honest,I have not played for a while now.1)as for 至于，关于至于，关于例：例：And as for us,we are fortunate.对我们来说，我们是幸运的。对我们来说，我们是幸运的。2)to be honest意为意为“说实在的，说实话说实在的，说实话”，经常单独使用，作插入语，用逗号与句子经常单独使用，作插入语，用逗号与句子隔开。类似的表达还有隔开。类似的表达还有to tell the truth“老老实说，说实话实说，说实话”。例：例：To be honest,she is not an honest
12、 girl.说实话，她不是一个诚实的女孩。说实话，她不是一个诚实的女孩。honest为形容词，意为为形容词，意为“诚实的；老实的诚实的；老实的”。反义词为反义词为dishonest“不诚实的不诚实的”。例：例：An honest man does not tell lies.诚实的人不会说谎。诚实的人不会说谎。3)while n.一段时间，一会儿一段时间，一会儿while还可用作连词，引导时间状语从句，还可用作连词，引导时间状语从句，意为意为“当当的时候的时候”，while引导的时间引导的时间状语从句中的动词必须是状语从句中的动词必须是延续性动词延续性动词。例：例：They chattered
13、 away happily for a while.他们高兴地闲扯了一会儿。他们高兴地闲扯了一会儿。He kept in touch with us while he was on vacation.他在度假期间仍与我们保他在度假期间仍与我们保持联系。持联系。How long have you had that bike over there?Ive had it for three years.How long has his son owned the train and railway set?Hes owned it since his fourth birthday.Have you
14、 ever played football?Yes,I did when I was little,but I havent played for a while now.表示从过去已经开始持续到现在的动作或状态，可表示从过去已经开始持续到现在的动作或状态，可以和表示以和表示“从过去某一时刻延续到现在的一段时间从过去某一时刻延续到现在的一段时间状语状语”连用，如连用，如“for+时间段时间段”、“since+过去时间过去时间点点”、“since+过去时的从句过去时的从句”、“since+一段时间一段时间+ago”。且。且for与与since引导的时间状语可以相互转换。引导的时间状语可以相互转换
15、。例：例：My uncle has worked at this factory for ten years.=My uncle has worked at this factory since ten year ago.Ive lived here since 1990 自从自从1990年以来我就住在这里。年以来我就住在这里。I havent seen him for three years.我三年没有看见他了。我三年没有看见他了。Shes been at this school since five years ago.自从五年前以来她就在这个学校。自从五年前以来她就在这个学校。【巧记语法
16、】【巧记语法】现在完成时的用法口诀现在完成时的用法口诀since一点一点for一段，一段，how long提问提问when无缘。无缘。before句末表之前，过去时间禁止显。句末表之前，过去时间禁止显。直到现在有几次，从不曾刚已经。直到现在有几次，从不曾刚已经。already仅在肯定句，仅在肯定句，yet句末疑否定。句末疑否定。还有一点要牢记，有时延续无时短。还有一点要牢记，有时延续无时短。现在完成时与一般过去时的现在完成时与一般过去时的区别区别1现在完成时侧重指过去的动作对现在的现在完成时侧重指过去的动作对现在的影响；而一般过去时侧重说明某一动作发生影响；而一般过去时侧重说明某一动作发生在过
17、去某个时间或某段时间。在过去某个时间或某段时间。例：例：I have seen the film，so I wont see it with you.我看过这部电影，所以就不和你我看过这部电影，所以就不和你一起去看了。一起去看了。(“看过这部电影看过这部电影”导致导致“不和不和你一起去看你一起去看”)2现在完成时常与现在完成时常与already、yet、just、ever、never、before等副词以及等副词以及“for时时间段间段”、“since过去的时间过去的时间/从句从句”等连用；等连用；而一般过去时则常与而一般过去时则常与“时间段时间段ago”、just now、yesterday
18、、last week/month/year等等表示过去的时间状语连用。表示过去的时间状语连用。3现在完成时可表示持续到现在的动作或状态，与现在完成时可表示持续到现在的动作或状态，与时间段连用时动词一般是时间段连用时动词一般是延续性延续性的，如的，如live、teach、learn、work、study、know等；一般过去时常与非等；一般过去时常与非延续性动词延续性动词(词组词组)连用，如连用，如come、go、leave、start、die、finish、become、get married等。例：等。例：He has been away for two days.他离开两天了。他离开两天了
19、。(“离离开开”的状态是持续的的状态是持续的)He left two days ago.他两天他两天前离开的。前离开的。(“离开离开”的动作是瞬间的的动作是瞬间的)延续性动词和非延续性动词延续性动词和非延续性动词1概念概念(1)延续性动词表示能够延续的动作，这种动作可以延延续性动词表示能够延续的动作，这种动作可以延续下去或产生持久影响。此类动词常见的有续下去或产生持久影响。此类动词常见的有work、stand、lie、know、walk、keep、have、wait、read、sleep、stay等。等。(2)非延续性动词也称终止性动词、瞬间动词或短暂性非延续性动词也称终止性动词、瞬间动词或短
20、暂性动词，表示不能延续的动作，这种动作发生后立即结动词，表示不能延续的动作，这种动作发生后立即结束。此类动词常见的有束。此类动词常见的有open、close、finish、begin、come、go、arrive、reach、leave、move、borrow、buy等。等。2用法特征用法特征(1)延续性动词通常与表示一段时间的状语连用。常见的延续性动词通常与表示一段时间的状语连用。常见的有有for two years、during the past three years、since接时间点或从句、接时间点或从句、how long等。等。(2)非延续性动词可用来表示某一动作已完成。由于它所非
21、延续性动词可用来表示某一动作已完成。由于它所表示的动作极其短暂，不能持续，因此，不可与表示一表示的动作极其短暂，不能持续，因此，不可与表示一段时间的状语连用段时间的状语连用(只限肯定式只限肯定式)。3常用的延续性动词和非延续性动词之间的转换常用的延续性动词和非延续性动词之间的转换（1）转换为相应的延续性动词，用于现在完成时。）转换为相应的延续性动词，用于现在完成时。borrow keep buy have put on wear catch a cold have a cold get to know know get to sleep sleep（2)转化为转化为“be+形容词形容词/副词副
22、词/介词介词/名词名词”begin/start be on go out be out close be closed open be open get to/arrive/reach be(in)die be dead leave be away finish be overfall sleep be asleep join be in/be a member of become be make friends be friendscome/go/be+相应的介词短语相应的介词短语Rewrite the sentences using for or since.1.Jim is in Jap
23、an.He arrived there three days ago.2.They are very hungry.Their last meal was ten hours ago.They havent eaten for ten hours/since ten hours ago.Jim has been in Japan for three days.4a3.I have a camera.I bought it in 2009.4.I know Anna.I first met her three years ago.5.Linda is ill.She became ill on
24、Monday.I have had a camera since 2009.I have known Ann for three years/since three years ago.Linda has been ill since Monday.Fill in the blanks with the correct forms of the verbs in brackets.1.I _(never be)to the water park before.I want to _(go)next month before the weather gets too cold.2.They _(
25、never own)any pets,but they _(always want)to have a dog.have never beengohave never ownedhave always wanted4b3.We _(have)a piano since last November.We _(buy)it from the Li family when they moved to the US last year.4.Cathy and Amy _(not be)back to their hometown for two years.They _(miss)their home
26、town a lot and hope to visit the place next year.have hadboughthavent beenmiss5.This museum _(be)here for over 20 years.It _(be)one of the oldest buildings in this small town.has beenis4cFill in the questions and ask two students.Then complete the chart.1.Do you have a(n)_?How long have you had it?2
27、.Do you own a(n)_?How long have you owned it?ThingsHow longTonyfavorite book for two years basketballsince he was 10 years oldStudent1Student21.My best friend Tom is _ honest boy.You can believe him.A.a B.an C.the D./2.Is Mr.Smith still in Shanghai?Yes,he _ there for two months.A.has been B.has gone
28、 C.has been to D.has gone to一、单项选择。一、单项选择。3.She _ this book for nearly three weeks.A.has borrowed B.has lent C.has bought D.has kept 4.Ten years has passed _ the CCTV event People Who Moved China took place in 2002.A.when B.while C.before D.since二、判断正误。二、判断正误。1.这本书我买了这本书我买了5年了。年了。I have bought the b
29、ook for five years.()Ive had the book for five years.()2.你哥哥参军多长时间了？你哥哥参军多长时间了？How long has your brother joined the army?()How long has your brother been in the army/been a soldier?()In this class we have learned some important grammar points.Maybe they are a little bit difficult.So we have to practice them over and over.
