八年级英语上册 Unit 7 Have you ever been to a museum？SectionA Grammar_focus-4c精品教案 鲁教版五四制VIP免费

Unit7SectionAGrammarfocus–4c课题Unit7Haveyoueverbeentoamuseum?SectionA3(Grammarfocus–4c)教学目标1.KnowledgeandAbilityObjects1)Targetlanguage:Haveyoueverbeentoasciencemuseum?Yes,I’vebeentoasciencemuseum./No,I’veneverbeentoasciencemuseum.Haveyouevervisitedthespacemuseum?Yes,Ihave.Iwenttherelastyear./No,Ihaven’t.I’vebeentotheartmuseummanytimes.Me,too.AndI’vealsovisitedthenaturemuseum.2.MethodObjectsinTeaching(1)Explanationmethod.(2)Exercisemethods.教材分析1.TeachingKeyPoints1.Thepresentperfecttense.2.Howtousethepresentperfecttense.2.TeachingDifficultiesTounderstandandusethepresentperfecttense.3.TeachingAids1.Acomputerformultimediause.2.Apicture.时序TeachingProceduresStep1GreetingsandRevisionGreettheclassasusualandcheckthehomework.AskstudentstoreadthesentencesofGrammarfocusaloud.Step2LearnthePresentPerfectTense1.用法肯定式否定式I/You/We/Theyhavefinishedthework.He/She/Ithasfinishedthework.I/You/We/Theyhavenotfinishedthework.He/She/Ithasnotfinishedthework.构成：have(助动词)+p.phas(第三人称单数助动词)+p.p疑问式回答HaveI/youfinishedthework?Hashe/shefinishedthework?Yes,you/Ihave.No,you/Ihaven’t.Yes,he/shehas.No,he/shehasn’t.havenot常缩略为haven’thasnot常缩略为hasn’t现在完成时的用法Haveyouhadyourlunchyet?Yes,Ihave.Ihavejusthadit.(现在我不饿了）表示过去发生或已经完成的动作对现在造成的影响或结果。Ihaven’tseenherthesedays.IhaveknownBobforthreeyears.I’vebeenatthisschoolforovertwoyears.Theyhavelivedheresince1982.ShehastaughtussinceIcametothisschool.某些动词的现在完成时可表示过去某一时间开始并一直持续到现在（包括现在）的动作或者状态，可以和表示延续的时间状语连用。表示持续动作或状态的是延续性动词。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间。e.g.HaveyoueverbeentoHongKong?你曾去过香港吗？Ihaven’teverspokentoher.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.Ihavenevertravelledbyplanebefore.我以前从来没有乘飞机旅行过。2.havebeento&havegoneto区别比较：HehasbeentoBeijing.他曾去过北京。（人已回来，可能在这儿）HehasgonetoBeijing.他已经去北京了。（人已走，不在这儿了）。have/hasbeen(to)表示“曾经到过某地”，说话时此人不在那里，已经回来。侧重指经历。have/hasgone(to)表示某人“已经去某地了”，说话时此人可能在路上或已到那里，反正不在这里。3.一般过去时与现在完成时的区别比较：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，不涉及现在情况）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,…现在完成时的时间状语有：for,since,ever,never,just,already,yet,inpastyears,…Step3Exercises1.Finishexercises.I.根据括号内的要求完成下列各句，每空一词(含缩写)。1.Myparentshavecomebackalready.(改为否定句)Myparents_____________back____.2.TheboyshavebeentoJapanlotsoftimes.(改为一般疑问句)_______theboys_______toJapanlotsoftimes?3.Hasyoursistergonetothebookstore?(作肯定回答)_______,she_______.4.Ihavebeentothethemeparkthreetimes.(对划线部分提问)___________timeshaveyoubeentothethemepark?5.Themoviehasbeenonforhalfanhour.(对划线部分提问)____________h...