新概念英语第二册_ppt_第52课

1、Lesson52Aprettycarpet,Discussion,Doyouenjoymovinghouse/changingthefurnitureinyourroom?Whatisinyourroom?Whataretheymadeof?,Doyourememberthesematerials,metal,gold,glass,paper,plastic,silver,wood,wool,flour,mud,card,cotton,silk,rubber,fur,nylon,polyester,Whatsinit?Whatisit/aretheymadeof?,Enjoythestory,

2、Whatisthewriterscarpetmadeof?,wool?,cotton?,polyester?,Itismadeofbooks.,Readaloudandfindtheanswersquickly,Wherehasthewriterjustmovedto?Howlonghashebeenworking?Whathashebeentryingtodo?Hasthisbeendifficult?Why?Istheroombigorsmall?Wherehasheputhisbooks?Whatdoeshehavetodoifhewantstogetinoroutoftheroom?W

3、hatdidhissisterhelphimtodo?Whywasshesurprisedwhenshewentintohisroom?Whatdidshesayaboutthebooks?,WehavejustmovedintoanewhouseandIhavebeenworkinghardallmorning.,现在完成时:have/hasdone现在完成进行时:have/hasbeendoing现在完成时:1、在漫长地时间段,过去发生的事情,并对现在产生影响2、在过去发生的动作,一直延续到现在现在完成进行时：动作从过去到现在，可能还会继续，强调持续不停,Ihavebeentryingto

4、getmynewroominorder.,trytodosth.尝试做某事inorder:有秩序,有次序getsth.inorder使.有秩序(get使役动词)这个小孩已经把他的玩具收拾好了。Thekidhasalreadygothistoysinorder.,3、ThishasnotbeeneasybecauseIownoverathousandbooks.ownvt.拥有Iownoverathousandbooks.vt.1mile=5280feetGivehimaninchandhewilltakeamile.得寸进尺spacespeisn.空间actuallyktuliadv.实际上i

5、nfact,Ashortwhileago,mysisterhelpedmetocarryoneofmyoldbookcasesupthestairs.Shewentintomyroomandgotabigsurprisewhenshesawallthosebooksonthefloor.,ashortwhileago不久前（L35）helpsb(to)dosth帮某人做某事(to可省略)getabigsurprise大吃一惊,ThisistheprettiestcarpetIhaveeverseen,shesaid.Shegazedatitforsometimethenadded,Youdon

6、tneedbookcasesatall.Youcansithereinyoursparetimeandreadthecarpet!,ever修饰theprettiest,完成时强化最高级gazev.凝视；注视gazeat=stareat=foucson=fixoninonessparetime在某人的空闲时间spare表示“空闲的，多余的”Iliketoreadinmysparetime.Haveyougotasparemoment?你（现在）有空吗？sometime某时sometime一些时间sometimes有时sometimes一些次数、倍数,【Keystructures】现在完成时，现

7、在完成进行时现在完成时：havedone，表示已完成的动作现在完成进行时：havebeendoing，强调动作在某一段时间内一直在进行。到现在为止，该动作可能已不再继续进行，也可能还在继续进行，这要根据上下文来确定。句子中常含有all+表示时间的词语如allday，allmorning等或for和since。Ihavereadthebook.书已看完Ihavebeenreadingthebook.还没看完,还要继续,表示持续性的动词，如learn，lie，live，rain，sleep，stand，可以同since或for副词短语连用，也可用于以howlong开头的疑问句中：Ivebeenwo

8、rkingforthiscompanyfor15years.现在完成进行时还可以表示经常重复的动作：JimhasbeenphoningJennyeverynightforthelastweek.与段时间连用可以用现在完成时,也可以用现在完成进行时,但跟次数连用的,一定只能用完成时,不能用现在完成进行时Hehasrungmeupfivetimessince12oclock.,Keystructures,现在完成时现在完成进行时,用所给动词正确时态填空：1Youshouldgotobed.you_(watch)TVfor5hours.2I(write)letterssincebreakfast.3

9、I(write)3letterssincebreakfast.4Sorry,butMr.Smith_(leave)forBeijing.5I_(look)forhimeverywhere,wherecanhebe?,havebeenwatching/havewatched,havebeenwriting,havewritten,hasleft,havebeenlooking,leave是瞬间动词,SpecialdifficultiesP246,形容词修饰名词，做表语,定语；副词修饰动词(walkquickly),形容词(verybeautiful),副词本身(verymuch),还可以修饰句子

10、。大多数形容词加“ly”变为副词:如beautifulbeautifully但是:不是所有的形容词都可以加ly(asleep)不是所有的副词都一定以ly结尾(late)不是所有的加ly的都是副词(lovely)有些词加了ly后,反而意思会改变；有些词的形容词和副词同形late(adj,adv)迟lately近来(=recently)hard(adj,adv)努力地,困难地hardly几乎不high(adj,adv)高的,高度地highly高度地,非常(抽象的)deep(adj,adv)深的deeply深度地(抽象的)near(adj,adv)在旁边的nearly几乎,将近fast(adj,adv)快速的，迅速的,SpecialdifficultiesP246,Exercise:1Shedustedthefurniturevery(careful)(carefully).2Ihithimvery(hardly)(hard).3Thisexerciseisnot(hard)(ha