资源描述
Unit4Amuseumpiece,1,Hehas_Hollandandcameback.He_Holland_.(time),beento,wentto,lastweek,2,Hehas_Mexicoandisstillthere.He_Mexico_.(time),goneto,wentto,lastmonth,3,Hehas_Norwayandcameback.He_Norway_.(time),beento,wentto,lastyear,4,Hehas_Brazilandisstillthere.He_Brazil_.(time),goneto,wentto,lastsummer,5,Hehas_Indiaandisstillthere.He_India_.(time),goneto,wentto,afortnightago,6,Hehas_Australiaandcameback.He_Australia_.(time),beento,wentto,sixmonthsago,7,Hehas_Thailandandisstillthere.He_Thailand_.(time),goneto,wentto,in1999,8,Hehas_Chinaandcameback.He_China_.(time),beento,wentto,in2003,9,Weregoingtoputthekettleon.,Werenotgoingtoworry,arewe?,Illmissherlikecrazy.,Wevealreadyhadalongmorning.,HaveyoubeentotheFarmersMarkettoday?,10,现在完成时：,Have/has+动词过去分词如：for+时间段since+时间点IhavebeentoAmericasinced1998.Ihavegotthecarfordfiveyears.,11,现在完成时havebeeninsp.for+一段时间HehasbeeninAmericafortwomonths.since/for的区别since+时间的点，句子for+一段时间Forexample:sincelastsummer,sinceIwasfive,fortwoweeks,12,13,14,15,16,17,18,19,20,21,22,23,Newwordsandexpressions,attictkn.阁楼sincesnsn.自从以来harddiskn.硬盘lawnmowerlnmn.割草机Megabytemegbatn.兆字节nothingnn.没有东西，没有事情jetjtn.喷气式飞机circussksn.马戏团severalsevrl几个zoon.动物园foragesadv.长时间funfairfnfrn.露天游乐场,24,noisenz噪音；响声；杂音noisynzadj.嘈杂的；喧闹的airporteptn.机场seasidesisad海边dentistdentstn.牙科医生museummjuzmn.博物馆zoozun.动物园,25,hasbeenin一直在某地方，没有离开他已经在中国呆了两年,HehasbeeninChinaforyears.,你在中国呆了多长时间？,HowlonghaveyoubeeninChina?,但介词in也不能适用于所有情况，例如在机场。,Shehasbeentotheairportsince3oclock.Itis7now,Shehasbeenatthairportfor4hours,26,Robert:Whatsthis,Dad?William:ItsanApple2.Itsaveryearlycomputer.Infact(事实上),itsthefirstPersonalComputer,ever(曾今).Itcameontothemarket（面世）in1977.Wheredidyoufindit?,thefirst第一thesecond第二thethird第三,Where特殊疑问词，在哪,PC:personalcomputer个人电脑,27,Robert:Mumfounditinaboxintheattic(阁楼).William:Oh,thenitsmine!Itsbeenthereforyears.Infact,itsbeentheresincewemovedintothishouse!,find-found发现,Mine=mything,Itsbeen=ithasbeen现在完成时have/has+动词过去分词,28,Robert:Doesitstill（仍然）work?William:IdontknowAh,thereyouare!Canyouheartheharddisk（硬盘）?,Can是情态动词，表示能够，有能力做某事。Can+动词的原形，变一般疑问句时将Can提前至句首。,29,Robert:Isthatnoise（噪音）theharddisk?Itsoundslikealawnmower(割草机)!William:Itisnoisy（吵闹的，嘈杂的）!Ithasntbeenoutofitsboxfortwentyyears!,soundlike听起来像,noise名词噪音noisy形容词有噪声的,for+时间段,30,Robert:Whatcanyoudowithit?William:Goodquestion!Itsjustamuseumpiece（古董）,really.ItsonlygotfiveMegabytes（兆）harddiskspace(空间).Robert:FiveMegabytes!Thatsnothing!（太微不足道了）,Itsgot=ithasgot(hasgot有),31,William:Iknow.ItwasalreadyamuseumpiecewhenIboughtit,andthatwasalongtimeago.Maybe（也许）Imamuseumpiecenow,too!,iswas过去式buybought,whenIboughtit当我买它的时候（过去时间，用过去时),alongtimeago很久以前（过去时间，用过去时）,32,WhereisJack?_Howlonghashebeen_?Hehasbeen_for_.Hehasbeen_since_,HehasgonetotheStates.,intheStates,intheStates,lastMonday.,intheStates,aweek,33,WhereisDaisy?_Howlonghasshebeen_?Shehasbeen_for_.Shehasbeen_since_,ShehasgonetoBangkok.,inBangkok,inBangkok,theendofMay.,inBangkok,severalweeks,34,WhereisPolly?_Howlonghasshebeen_?Shehasbeen_for_.Shehasbeen_since_,Shehasgonetohospital.,inhospital,inhospital,lastSunday.,inhospital,afewdays,35,WhereisLucy?_Howlonghasshebeen_?Shehasbeen_for_.Shehasbeen_since_,Shehasgonetothedentists.,atthedentists,atthedentists,nineoclock.,atthedentists,anhour,36,attheairport,attheairport,threeoclock.,attheairport,severalhours,Theyhavegonetotheairport.,WhereareWilliamandKaren?_Howlonghastheybeen_?Theyhasbeen_for_.Theyhasbeen_since_,37,HowoftenhasJackbeentothecircus?_Infact,_,Hehasntbeentothecircusformanyyears.,hehasntbeentothecircussincehewaslittle.,38,HowoftenhasNinabeentotheseaside?_Infact,_,Shehasntbeentotheseasideforalongtime.,shehasntbeentotheseasidesinceshewastwo.,39,
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