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Unit 4 A museum piece,Museum 博物館,museum piece 古董,PC = Personal Computer,Its an Apple 2.,Whats this?,第一臺(tái)個(gè)人電腦是apple公司制造的 Apple(蘋果電腦)是美國著名老牌計(jì)算機(jī)公司,成立于1977年,是個(gè)人電腦最早的倡導(dǎo)者和著名生產(chǎn)商。它所生產(chǎn)的蘋果系列電腦,包括iMac,PowerMac,ibook,Powerbook等產(chǎn)品線的眾多硬件產(chǎn)品,一直是個(gè)人電腦市場的主流產(chǎn)品之一,并曾提出過很多新概念,其產(chǎn)品也掀起過多次流行潮,風(fēng)行一時(shí)。目前,蘋果電腦電腦公司在全球幾十個(gè)國家建立了分公司或代表機(jī)構(gòu),其產(chǎn)品也行銷全世界.,Its the first personal computer,It came onto the market in 1977.,Its a very early computer.,Come onto market 面世,Attic,閣樓,Where did you find it?,Mum found it in a box in the attic.,It has been there for years.,find-found-found,Its been there since we moved into this house.,Its mine!,自從,It hasnt been out of its box for 20 years.,Hard disk,lawnmower,Hard disk sounds like lawnmower,聽起來像,feel like,look like,smell like,taste like,It is niosy!,Hard disk space (空間).,5 Megabyte =5MB Thats nothing.,Its just got 5 Megabytes hard disk space.,It was already a museum piece when I bought it.,buy- bought-bought,It was already a museum piece when I bought it, and that was a long time ago. Maybe (也許) Im a museum piece now, too!,is was 過去式 buy bought,when I bought it 當(dāng)我買它的時(shí)候 (過去時(shí)間,用過去時(shí)),a long time ago 很久以前 (過去時(shí)間,用過去時(shí)),Listen to MP3 and answer the question.,How long has the computer been in the attic?,20 years,Watch the DVD and repeat after it.,現(xiàn)在完成時(shí):,Have/has + 動(dòng)詞過去分詞 表示動(dòng)詞發(fā)生在過去,持續(xù)到現(xiàn)在或?qū)ΜF(xiàn)在產(chǎn)生影響,后接表示延續(xù)性的時(shí)間狀語。 如: for+ 時(shí)間段 since+ 時(shí)間點(diǎn) I have been to America since d 1998. I have got the car for d five years.,情態(tài)動(dòng)詞+動(dòng)詞原形,can, must, may 等都是情態(tài)動(dòng)詞,不能獨(dú)立做謂語,需和實(shí)義動(dòng)詞連用。變一般疑問句時(shí)將情態(tài)動(dòng)詞直接提前至句首。 I can open the box. (變一般疑問句) Can you open the box?,Robert: Whats this, Dad? William: Its Apple 2. Its a very early computer. In fact (事實(shí)上), its the first Personal Computer, ever(曾今). It came onto the market(面世) in 1977. Where did you find it?,the first 第一 the second 第二 the third 第三,Where 特殊疑問詞,在哪,PC: personal computer 個(gè)人電腦,第一臺(tái)個(gè)人電腦是apple公司制造的 Apple(蘋果電腦)是美國著名老牌計(jì)算機(jī)公司,成立于1977年,是個(gè)人電腦最早的倡導(dǎo)者和著名生產(chǎn)商。它所生產(chǎn)的蘋果系列電腦,包括iMac,PowerMac,ibook,Powerbook等產(chǎn)品線的眾多硬件產(chǎn)品,一直是個(gè)人電腦市場的主流產(chǎn)品之一,并曾提出過很多新概念,其產(chǎn)品也掀起過多次流行潮,風(fēng)行一時(shí)。目前,蘋果電腦電腦公司在全球幾十個(gè)國家建立了分公司或代表機(jī)構(gòu),其產(chǎn)品也行銷全世界.,Robert: Mum found it in a box in the attic(閣樓). William: Oh, then its mine! Its been there for years. In fact, its been there since we moved into this house!,find - found 發(fā)現(xiàn),Mine = my thing,Its been = it has been 現(xiàn)在完成時(shí) have/has +動(dòng)詞過去分詞,現(xiàn)在完成時(shí):,Have/has + 動(dòng)詞過去分詞 表示動(dòng)詞發(fā)生在過去,持續(xù)到現(xiàn)在或?qū)ΜF(xiàn)在產(chǎn)生影響,后接表示延續(xù)性的時(shí)間狀語。 如: for+ 時(shí)間段 since+ 時(shí)間點(diǎn) I have been to America since d 1998. I have got the car for d five years.,six month three years,Sunday ten o clock last weekend,a long time,1996 January,for,for,since,since,Robert: Does it still(仍然) work? William: I dont know Ah, there you are! Can you hear the hard disk(硬盤)?,Can 是情態(tài)動(dòng)詞,表示能夠,有能力做某事。 Can + 動(dòng)詞的原形,變一般疑問句時(shí)將Can提前至句首。,情態(tài)動(dòng)詞+動(dòng)詞原形,can, must, may 等都是情態(tài)動(dòng)詞,不能獨(dú)立做謂語,需和實(shí)義動(dòng)詞連用。變一般疑問句時(shí)將情態(tài)動(dòng)詞直接提前至句首。 I can open the box. (變一般疑問句) Can you open the box?,Robert: Is that noise (噪音) the hard disk? It sounds like a lawnmower (割草機(jī))! William: It is noisy (吵鬧的,嘈雜的)! It hasnt been out of its box for twenty years!,sound like 聽起來像,noise 名詞 噪音 noisy 形容詞 有噪聲的,for + 時(shí)間段,Robert: What can you do with it? William: Good question! Its just a museum piece (古董), really. Its only got five Megabytes (兆) hard disk space (空間). Robert: Five Megabytes! Thats nothing! (太微不足道了),Its got= it has got (has got 有),William: I know. It was already a museum piece when I bought it, and that was a long time ago. Maybe (也許) Im a museum piece now, too!,is was 過去式 buy bought,when I bought it 當(dāng)我買它的時(shí)候 (過去時(shí)間,用過去時(shí)),a long time ago 很久以前 (過去時(shí)間,用過去時(shí)),現(xiàn)在完成

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