鲁教版八年级英语上册 Unit 6 第3课时教案

Unit6HaveyoureadTreasureIslandyet?SectionA3(GrammarFocus-4c)教学目标：①知识目标：A.复习现在完成时的句型及标志词。B.核心句型预览：1. —HaveyoureadLittleWomenyet?   —Yes,Ihave./No,Ihaven’t.2.—HasTinareadTreasureIslandyet?  —Yes,shehas.Shethinksit’sfantastic.3.—Haveyoudecidedwhichbooktowriteaboutyet?—Yes,Ihave.I’vealreadyfinishedreadingit.Itwasreallygood.②能力目标：能把现在完成时运用到具体问题中。教学重难点：重点：1. 熟练掌握 already,yet 在现在完成时中的用法。   2. 掌握常用动词的过去分词形式。难点：能具体分析。教学过程：Step1Warmup     Readthefollowingsentenceswehaveseen.HaveyoureadLittleWomenyet?Yes,Ihave./No,Ihaven't.HasTinareadTreasureIslandyet?Yes,shehas.Shethinksit’sfantastic.Haveyoudecidedwhichbooktowriteaboutyet?Yes,Ihave.I’vealreadyfinishedreadingit.Itwasreallygood.Step2 现在完成时构成：助动词have/has+ 动词的过去分词，规则动词的过去分词构成与过去式相同，不规则动词的过去分词则需逐个记忆。规则变化：4 1. 一般加ed。如：pick → picked → picked;wish → wished → wished;stay → stayed → stayed2. 以不发音的e结尾的动词后面加d。如：like → liked → liked;phone → phoned → phoned3. 以“辅音字母 +y”结尾的动词，变y为i，再加-ed。如：study → studied → studied;4. 以辅元辅结尾的，双写再加-ed。如：stop→ stopped → stopped;clap → clapped → clapped不规则变化：5. 以不变应万变。如：let → let → let;put → put → put;read → read → read6. 若中间有双写e，则去掉一个e，单词末尾再加t。如：feel → felt → felt;keep → kept →kept;sleep → slept → slept7. 结尾的字母d变t。如：lend → lent → lent;build → built → built;send → sent → sent8. 变为以-ought或-aught结尾。如：buy → bought → bought;bring → brought → brought;catch →caught → caught;teach → taught → taught句式：1. 肯定句：主语 +have/has+ 过去分词 (+ 其它)2. 否定句：主语 +have/has+not+ 过去分词(+ 其它)3. 一般疑问句：have/has+ 主语 + 过去分词(+ 其它)用法：1. 表示过去发生或已经完成的某一动作对现在造成的影响或结果。e.g.–Haveyouhadyourlunchyet? –Yes,Ihave.I’vejusthadit.(现在我不饿了。)时间状语：already,yet,just,ever,never,before2. 表示动作或状态从过去某一时刻开始，一直延续到现在，而且可能还要继续下去。  e.g.Ihaven’tseenherthesedays.    I’veknownBobforthreeyears.    I’vebeenatthisschoolforovertwoyears.already和yet都可以作为现在完成时的标志词，但它们的用法不同。◆already一般用于肯定句中。◆yet一般用于疑问句和否定句中。4 活学活用：drink____________ see________find___________   leave_____________tell________—WhyisMr.Yangstillintheteachers’office?—Maybehe________hisworkyet.A.doesn’tfinish B.hasn’tfinished C.haven’tfinishedStep3Exercises1.Finish4aandchecktheanswers.Keys: Ihavejustdrunksometea.      Haveyoufoundit?      Hehasalreadyleft.didheleave        Shehasalreadyseenthefilm       haven’ttoldthemyet2.Finish4bandchecktheanswers.Keys: loves,hasread,willbe,finished,willwrite,hasn’tread3.Finish4candchecktheanswers.Makeconversationsandcompletethechart.(Followtheconversationonpage60)Step4 中考链接(     )【2013广西贵港】—Doyouknowthemovie LostinThailand?—Yes.I______ittwice.It’sfunny.A.saw   B.see    C.haveseen   D.willsee(      )【2013黑龙江牡丹江】 —Lunch?                             —No,thanks.I__________.A.willeat   B.ameating  C.haveeaten(      )【2013 湖北黄冈】—WhereisTom?Wecan’tfindhimanywhere.—Perhapshe_____home.A.hascome  B.isgoing    C.went  D.wasgoing4 Keys:CCAHomeworkRecitethesentencesingrammarfocus.板书设计：—HaveyoureadLittleWomenyet?   —Yes,Ihave./No,Ihaven’t. —HasTinareadTreasureIslandyet?  —Yes,shehas.Shethinksit’sfantastic.—Haveyoudecidedwhichbooktowriteaboutyet?—Yes,Ihave.I’vealreadyfinishedreadingit.Itwasreallygood.4