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1、Unit9Unit9Haveyoueverbeentoamuseum?SectionA3Grammarfocus–4c1.Writetheformsofthepasttenseandpastparticiple(p.p):be_________________go_________________hear_________________see_________________come_________________learn_________________was/werebeenwentgoneheardh
2、eardsawseencamecomelearned/learntlearned/learnt我去过北京两次。I________________Beijingtwice.2.旅客已经去北京了吗?________thepassengers______toBeijingyet?3.昨天小明去了公园。Xiaoming____________theparkyesterday.havebeentoHave2.Completethesentences.gonewentto4.昨天他没有去那儿,我也没去。Hedidn’tgot
3、hereyesterday.______________.5.你听说过太空站吗?Haveyouever_______________thespacestation?Meneitherheardof/aboutHaveyoueverbeentoasciencemuseum?Yes,I’vebeentoasciencemuseum./No,I’veneverbeentoasciencemuseum.Haveyouevervisitedthespacemuseum?Yes,Ihave.Iwenttherelastyea
4、r./No,Ihaven’t.I’vebeentotheartmuseummanytimes.Me,too.AndI’vealsovisitedthenaturemuseum.I’veneverbeentoawaterpark.Meneither.构成:have(助动词)+p.phas(第三人称单数助动词)+p.pPresentPerfectTense现在完成时havenot常缩略为haven’t。hasnot常缩略为hasn’t。现在完成时的用法ever意为“曾经”,用于疑问句或否定句中,放在助动词与过去分词之
5、间。e.g.Have youeverbeen to Hong Kong?你曾去过香港吗?I haven’teverspoken to her.我未曾和她说过话。never意为“从来没有”常与before连用,多放在助动词与过去分词之间。e.g.I havenevertravelled by plane before.我以前从来没有乘飞机旅行过。比较:Ihaveseenthefilm.我看过这部电影。(我了解这部电影的内容)Isawthefilmlastmonth.我上个月看了这部电影。(只说明上星期看了这部电影,
6、不涉及现在的情况)一般过去时与现在完成时的区别①一般过去时只强调过去的动作;现在完成时强调过去的事情对现在的影响。②一般过去时通常与表示过去的时间状语连用;现在完成时则不能与表示过去的时间状语连用。③一般过去时单纯表示过去的经历;现在完成时表示过去的动作或状态延续到现在并可能持续下去。一般过去时的时间状语有:yesterday,lastweek,…ago,in1980,inOctober,justnow…共同的时间状语有:thismorning,tonight,thissummer,before,already,
7、…现在完成时的时间状语有:for,since,ever,never,just,already,yet,inpast...years…4aPutthecorrectformsoftheverbsintheblanks.1.A:Doyouwant________(come)tothespacemuseum?B:No,I’vealready______(be)therethreetimes.2.A:Haveyou_____(see)therobotsatthesciencemuseum?B:Yes,I_____(go)
8、therelastweekend.tocomebeenseenwent3.A:Let’s_______(spend)thedayatthezoo.B:Well,I’vealready______(be)thereacoupleoftimes,butI’mhappy_______(go)again.4.A:Howabout______(go)totheartmuseum?T