英语人教版八年级下册Unit9SectionAGrammar focus-4c

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1、课题Unit9Haveyoueverbeentoamuseum?SectionA3(Grammarfocus–4c)教学目标1.KnowledgeandAbilityObjects1)Targetlanguage:Haveyoueverbeentoasciencemuseum?Yes,I’vebeentoasciencemuseum./No,I’veneverbeentoasciencemuseum.Haveyouevervisitedthespacemuseum?Yes,Ihave.Iwenttherelastyear./No,Ihave

2、n’t.I’vebeentotheartmuseummanytimes.Me,too.AndI’vealsovisitedthenaturemuseum.2.MethodObjectsinTeaching(1)Explanationmethod.(2)Exercisemethods.教材分析1.TeachingKeyPoints1.Thepresentperfecttense.2.Howtousethepresentperfecttense.2.TeachingDifficultiesTounderstandandusethepresent

3、perfecttense.3.TeachingAids1.Acomputerformultimediause.2.Apicture.时序TeachingProceduresStep1GreetingsandRevisionGreettheclassasusualandcheckthehomework.AskstudentstoreadthesentencesofGrammarfocusaloud.Haveyoueverbeentoasciencemuseum?肯定回答：Yes,_____________asciencemuseum.否定回答

4、：No,________________asciencemuseum.提问：_____youevervisitedthespacemuseum?Yes,Ihave.Iwenttherelastyear.No,Ihaven’t.___________theartmuseummanytimes.Me,too.And_______________thenaturemuseum.我去过艺术博物馆很多次。我也是。我还去参观过自然博物馆。_________________awaterpark.Meneither.我从来没有去过水上乐园。我也没有。Ste

5、p2LearnthePresentPerfectTense1.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,

6、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.Theyhavelivedheres

7、ince1982.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.Have you ever been to Hong Kong?你曾去过香港吗？  I haven’t ever spoken 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

8、过去分词之间。  e.g.I have never travelled by plane before.我以前从来没有乘飞机旅行过。  2.havebeento&havegone