PEP小学英语总复习—四种时态的区分与运用PPT课件

PEP小学英语时态专题一四种时态的区分,陈剑平,1、说学生：六年级上学期基础中上的状元班学员或一对一学员。2、说教材：现在进行时、一般现在时、一般将来时已在六年级之前学了，但很多同学未能完全掌握。六年级上册U10出现了一般过去时，学生处于初学阶段。3、教学重点：学生能区分，并掌握四种时态的标志词和基本结构。4、教学难点：易错点的分析讲解。5、说学法：互动式探究学习,小学的时态分几种？,一、现在进行时（四年级下）二、一般现在时（五年级上）三、一般将来时（五年级上）四、一般过去时（六年级上）,一、现在进行时,1、概念：现在（说话的瞬间）正在进行或发生的动作，强调“此时此刻”。2、标志词：look看；listen听；now现在；3、基本结构：be+doing（注意：人称不同，be的形式也不同）E.g.Heisreading.Theyaretalkingnow.,现在分词的变法规律：,1、一般在动词词尾加上-ing,E.g.jump-jumping2、以不发音字母e结尾的动词，先去e，再加-ing.E.g.have-havingwrite-writing3、重读闭音节结尾的词，要先将词尾的辅音字母双写，再加上-ing.E.g.sitsittingput-putting,1.I_(write,amwriting,iswriting,arewriting)aletternow.2.Look,it_(begin,isbeginning,ambeginning,arebeginning)torain.3.They_(study,isstudying,amstudying,arestudying)medicineattheMedicalInstituteofChengdethesedays.4.He_(teach,amteaching,isteaching,areteaching)anEnglishlessonatthistime.,二、一般现在时：1、概念：经常、反复发生的动作或行为及现在的某种状况。2、标志词：always,usually,often,sometimes,everyweek(day,year,month),onceaweek,onSundays,etc.3、基本结构：be动词；行为动词e.g：Hegoestoschooleveryday.Theygotoschooleveryday.Heisateacher,当主语是第三人称时，谓语动词要用第三人称单数形式，加-s/es。除此之外都用动词原形。,动词第三人称单数形式变化规则,1.He_(be,am,is,are)ateacheratNo.2MiddleSchool.2.He_(have,has)classesintheafternoon.3.He_(get,gets)upathalfpastsixeverymorning.4.Healways_(come,comes)toschoolontime.5.He_(study,studies)veryhardathislesson.6.Oneandtwo_(be,is,are)three.7.Blueandyellow_(make,makes)green.8.Theearth_(move,moves)roundthesun.,三、一般将来时,1、概念：表示将要发生的动作或存在的状态及打算、计划或准备做某事。2、标志词：tomorrow,nextday(week,month,year),soon,thedayaftertomorrow（后天）等。3、基本结构：1）begoingto+do；（be有人称变化）2）will+do.3）shalldo（第一人称）e.g：Imgoingtohaveapicnicthisweekend.,1、There_someshowersthisafternoon.AwillbeBwillhaveCisgoingtobeDaregoingtohave2、It_mybrothersbirthdaytomorrow.She_aparty.Aisgoingtobe;willhaveBwillbe;ishavingCwillbe;isgoingtohaveDwillhave;isgoingtobe3、LiMingis10yearsoldnow,nextyearhe_11.AisBisgoingtobeCwillbeDwilltobe,四、一般过去时,1、概念：过去某个时间里发生的动作或状态；过去习惯性、经常性的动作、行为。2、标志词：1）yesterday或以其构成的短语：yesterdaymorning(afternoon,evening)等；2)由“last+一时间名词”构成的短语：lastnight,lastyear(winter,month,week)等；3)由“时间段+ago”构成的短语：amomentago,ashorttimeago,anhourago等；4)其它：justnow等,3、基本结构：,be动词（注意be的人称变化，用过去式）IwasintheclassroomyesterdaymorningHewasintheclassroomyesterdaymorningTheywereintheclassroomyesterdaymorning行为动词,动词过去式形式变化规则,不规则动词过去式,过去时练习：写出下列动词的过去式isam_fly_plant_are_drink_play_go_make_does_dance_worry_ask_,am,is-wasare-weredo-didsee-saw,say-saidgive-gaveget-gotgo-wentcome-camehave-had,eat-atetake-took,run-ran,sing-sangput-put,make-made,read-readwrite-wrote,draw-drew,drink-drank,fly-flew,ride-rodespeak-spokesweep-swept,buy-boughtswim-swam,sit-satbringbroughtcan-couldcut-cutbecome-becamebegin-begandraw-drewfeel-feltfind-foundforget-forgothear-heardkeep-keptknow-knewlearn-learnt（learned）leave-leftlet-letlose-lostmeet-metsleep-sleptteach-taughttell-toldwrite-wrotewake-wokethink-though,1.He_(be,was,were,been)hereamomentago.2.They_(be,was,were,been)herejustnow.3.Thescientists_(leave,leaves,leaved,left)forAmericayesterday.4.Lastweekwe_(visit,visited)theScienceMuseum.,历年真题,例1（2012年小升初大联盟考试考题）1、Annoften_(watch)TVathome,She_(watch)againlastnight这题考察动词的时态。第一个空，关键词是often和Ann，判断应该用一般现在时的第三人称单词。Watch后加es。第二个空，关键词lastnight，判断应该用一般过去时，Watch后加ed标准答案watcheswatched,真题回顾,1、_(noteat)inthelibrary,Tonny.2、_yourdadoften_(water)theflowersonweekdays.3、Bequietplease,thechildren_(have)lessonintheclassroom.4、She_(be)shortin2002,butnowshe_(look)taller.5、MissChen_(start)fromMacao