新概念第二册Lesson-5-No-wrong-numbers

单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,*,单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,*,Lesson 5 No wrong numbers,Free talk:,How do you get in touch with your friends far away?,If there is no Internet or cell phones,what will you choose to contact with friends?,Free talk:,Have you had any wrong numbers on the phone lately?,What else can go wrong when you use the phone?,Q:What do you think is happening in the picture?,Listen to the story and try to answer:,Q:What doesNo wrong numbersmean?,Pigeons are carrying the messages,so there are no mistakes.,Read the text yourselves and then ask questions yourselves to understand the passage.,Some comprehension questions:,Who has a garage in Silbury?,Where has he just bought another?,How far is Pinhurst from Silbury?,Can Mr.Scott get a telephone for his new garage?,Is that why hes just bought some pigeons?,How many has he bought?,What happened yesterday?,Some comprehension questions:,Did the bird cover the distance in three hours or three minutes?,Has Mr.Scott sent many messages from one garage to the other?,What has he sent requests for?,Do pigeons take all his message now?,What kinds of messages do they carry?,Summary writing:,Mr Scott has opened his second garage in Pinhurst.His first garage is in Silbury.Silbury is five miles away.Mr.Scott can not get a telephone for his new garage.He has bought twelve pigeons.They carry messages from one garage to the other in three minutes.,Key structures:,Simple past tense,Present perfect tense,VS,一般过去时的构成：,概念：过去某个时间里发生的动作或状态；过去习惯性、经常性的动作、行为。,基本构成：主语+动词（包括be）的过去,式,常用的时间状语：yesterday,last week,an hour ago,the other day,in 1982等具体时间状语。,【注】不论是否定句还是一般疑问句，只要用了助动词，原句中的谓语动词的过去时都要还原成动词原形；主+系+表结构的句子，主语要和was和were在人称和数上保持一致。,一般过去时的用法,：,表示过去某一时刻或某段时间发生的动作或者存在的状态。常与表示过去的时间状语连用。例如：I lived here 5 years ago.,表示在过去一段时间内，经常性或习惯性的动作。例如：When I was a child,I often played football in the street.,一般过去时的形式有时并不表示过去的动作而是只表示说话人的委婉语气。例如：,C,ould you tell me your name?,现在完成时的构成：,概念：过去发生或已经完成的动作对现在造成的影响或结果，或从过去已经开始，持续到现在的动作或状态。,基本结构：主语+have/has+过去分词,否定形式：主语+have/has+not+过去分词,常用的时间状语：now,today,tonight,this week,this year,already,yet,just,since,recently,in the past few years等等,使用现在完成时应注意,：,“have/has got”形式上是一种完成时，但和have/has 为同一意义，即“有”。例如：Have you got a pen-friend?-Yes,I have.,have/has gone to 与 have/has been to 的区别：have/has gone to 强调“去而未归”；have/has been to 强调“去而归还”。have/has,been to常和once,sc,i,n,ce,never,ever连用；have/has gone to则不可。,非延续性动词不能用于“现在完成时+表示一段时间的状语”的句型中。这类动词有：come,go,start,leave,die,buy,finish,join,borrow,stop等。但它们能够用表示持续状态的相应的延续性动词替换句中的终止性动词。,一般过去时和现在完成时的区别,：,过去时表示过去某时发生的动作或单纯叙述过去的事情，强调动作；现在完成时为过去发生的，强调过去的事情对现在的影响，强调的是影响。,过去时常与具体的时间状语连用，而现在完成时通常与模糊的时间状语连用，或无时间状语。,现在完成时可表示持续到现在的动作或状态，动词一般是延续性的，如live,teach,learn,work,study,know.过去时常用的非持续性动词有come,go,leave,start,die,finish,become,get married等。,She returned yesterday.,她是昨天回来了。,He has been in,New York,for,many,years.,Have you ever been to Beijing,？,举例,：,句子中谓语动词是用一般过去时还是用现在完成时，取决于动作是否对现在有影响。,句子中如有过去时的时间副词（如 yesterday,last week,in 1960）时，不能使用现在完成时，要用过去时。,共同的时间状语:this morning,tonight,this April,now,once，before,already,recently，lately 等。,（错）Tom has written a letter to his parents last night.,（对）Tom wrote a letter to his parents last night,比较练习,：,1.-Where _you _(put)the book?I cant see it anywhere.-I _(put)it right here.But now its gone.,A.did;put;put B.have;put;put,C.did;put;have put D.have;put;have put,2.We havent heard from Jane for a long time.What do you suppose _ to her?,A.was happening B.happens,C.has happened D.happened,3.Hello,I _ you were in London.How long _ here?,A.dont know;were you B.hadnt known;are you,C.havent known;are D.didnt know;have you been,B,C,D,Do exercise on Page 29:A&B&C,New words and expressions:,pigeon n.,鸽子,message,n.,信息,cover v.,越过,distance,n.,距离,request n.,要求，请求,spare part,备件,service n.,业务，服务,Words in Detail:,message n.,（口头或书面的）信息,e.g.:这是你妹妹给你的信息。,Here is a message for you from your sister.,leave sb.a message,给,留便条,e.g.:我会给你留个便条。,Ill leave you a message.,take a message for sb.,替某人捎口信,e.g.:你能替我捎个口信吗,?,Can you take a message for me?,take a message to sb.,给某人口信,e.g.:你能给,Tim,捎个信吗？,Can you take a message to Tim?,Words in Detail:,cover,vt.,盖，覆盖,e.g.:地面覆盖着雪。,The ground was covered with snow.,e.g.:她给孩子盖了件外衣。,She covered the child with a coat.,vt.,行过（一段距离），走过（通常不用被动）,cover+,距离,越过,e.g.:我们一周内到过三个国家,We covered three countries in a week.,n.,覆盖物，盖子，罩子，套子,e.g.:给盒子盖上盖子！,Put a cover on the box!,Words in Detail:,distance n.,距离,保持距离,keep distance,distant adj.,远距离的,Words in Detail:,request,n.,要求,请求,request for,对,有请求,有需求,e.g.:他同意了我延长时间的请求。,He agreed with my request for more time.,e.g.:她向加里请求帮助。,She sent a request for help to Gary.,v.,要求,请求,request sb.to do sth.,要求某人做,ask sb.to do sth.,（对人要求,习惯用被动语态）,e.g.:在饭店里不能吸烟。,You are,requested,not,to smoke in the restaurant.,Words in Detail:,spare,adj.,多余的，空闲的，剩下的，备用的,e.g.:你可以在备用卧室睡觉。,You can sleep in the spare bedroom.,e.g.:我在哪能买到这个机器的备件？,Where can I get spare parts for this machine?,e.g.:我现在没空。,I have no spare time now.,Words in Detail:,service n.,业务,服务,e.g.