人教版初中八年级下册英语精品教学课件Unit 8 第3课时(A Grammar Focus-4c) .ppt

Unit8HaveyoureadTreasureIslandyet?SectionAGrammarFocus-4cR·八年级下册Learningobjects（学习目标）Bytheendoftheclass,youwillbeableto:1.Learnthefollowingkeywordsandphrases:fiction,sciencefiction,technology,French2.Masterthepresentperfecttense.3.Improvestudents’abilitytousethetargetlanguage.RevisionFillintheblanksaccordingtotheChinesemeaning.1.—你读过《小妇人》吗？—我读过。/我没读过。—_____you_______LittleWomenyet?—Yes,I______./No,I________.Have2.—Tina读过《金银岛》吗？—她读了。她认为它棒极了。—______Tina______TreasureIslandyet?—Yes,__________.Shethinksit’s________.Hasreadshehasreadhavehaven’tfantastic3.—你已经决定写哪本书了吗？—我已经决定了。我已经读完了它。它真的很棒。—_____you_______whichbook________________yet?—Yes,Ihave.I’ve_______________readingit.Itwasreallygood.HavedecidedtowritealreadyfinishedYes,Ihave.I’vealreadyfinishedreadingit.Itwasreallygood.HaveyoureadLittleWomenyet?Yes,Ihave./No,Ihaven’t.HasTinareadTreasureIslandyet?Yes,shehas.Shethinksit’sfantastic.Haveyoudecidedwhichbooktowriteaboutyet?Yes,Ihave.I’vealreadyfinishedreadingit.Itwasreallygood.GrammarFocusReadeachsentenceandfindoutwhattheyhaveincommon.现在完成时（一）1.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。常与just,already,yet,never,ever,sofar等时间状语连用。一、现在完成时的用法I’vealreadyfinishedreadingit.HaveyoureadLittleWomenyet?例句2.表示从过去某一时间开始一直持续到现在的动作或状态，并有可能持续下去。常和for或since引导的时间状语连用。Wehavebeengoodfriendssinceweweresixyearsold.例句动词的过去分词的规则变化①一般直接在词尾加-ed。clean→cleaned→cleaned②词尾是不发音的字母e的，只加-d。like→liked→liked③词尾为重读闭音节，结尾只有一个辅音字母的，应双写该辅音字母，再加-ed。stop→stopped→stopped④词尾为辅音字母加y的，应将y改为i，再加-ed。study→studied→studied二、现在完成时的构成：助动词have/has+过去分词see-saw-seen;be-was/were-beeneat-ate-eaten;break-broke-brokengo-went-