Unit4ThenandnowCheckouttime&Tickingtime\n学习目标2.Icanuse“…year(s)ago”.1.Icancomparethepastwiththepresent.3.Iknowthesoundof“er”.(我知道字母“er”的读音)(我能使用“…year(s)ago”来表达)(我能比较过去时和一般现在时)\nIsayyousayamcanwriteuselistenreadmakebuydoeatflytakegogetdoesn’tinventIsayYousaywascouldwroteusedlistenedreadmadeboughtdidateflewtookwentgotdidn’tinvented\nAboutmeAge年龄Appearance外貌Ability能力Hobbies爱好Let’stalkThirtyyearsago,Iwas…Iliked…Icouldn’t…NowIam…Ilike…Ican…\nAboutyouAge年龄Appearance外貌Ability能力Hobbies爱好Let’stalk…yearsago,Iwas...Iliked…Icouldn’t…NowIam…Ilike…Ican…Icanuse“…year(s)ago”√\n一般现在时Keywordssometimesoftenusuallyoften\n找出表示一般过去时的时间状语。nowyesterdaysometimesjustnowatweekendsthismorningoftenusuallylastMid-AutumnFestivaleverydaythreedaysagoonMondaystomorrowamomentago14yearsago过去式\n找出表示一般过去时的时间状语。nowyesterdaysometimesjustnowatweekendsthismorningoftenusuallylastMid-AutumnFestivaleverydaythreedaysagoonMondaystomorrowamomentago14yearsago\n一般过去时，是表示过去某一时刻或某一段时间内发生的动作或存在的状态。yesterday,justnow,….ago,last…,thismorning…定义：标志词：一般过去时：\n一般过去时：谓语是be动词主语+was/were+其他.主语+was/were+not+其他.Was/Were+主语+其他？谓语是行为动词主语+动词的过去式+其他.主语+didn’t+动词原形+其他.Did+主语+动词原形+其他？肯定句：否定句：一般疑问句：肯定句：否定句：一般疑问句：结构：\n动词过去式的变化规则：looked…1.一般直接在词尾加ed。2.以不发音的字母e结尾，直接加d。liked…1.Icancomparethepastwiththepresent.√\n3.以“辅音字母+y”结尾的，变y为i,再加ed。4.以重读闭音节结尾，如末尾只有一个辅音字母，需双写这个字母再加ed。5.有些动词过去式属于不规则变化。studied…stopped…went…\ner/ə/SoundtimeTrytorememberfatherbrothertogetherwriterlettersingerwinterplayersweaterwinnerMyfatherandmybrotheroftenplaytogether.Iknowthesoundof“er”.√\n你能说出更多含有er的单词吗？Thewriterwrotealettertothesingerlastwinter.Theplayerintheredsweaterwasthewinner.\nMakesentences:(从三类词中各选一个造句）IlistentomusicamomentagothedogplaychessthismorningmysisterhaveapicniclastSaturdaytheydohouseworkyesterdayTips:可以用不同的句式哦，比如肯定句、否定句、一般疑问句等。\n1.Tomdidhishomeworklastevening.(改成否定句）2.Iwasathomelastweekend.(改成一般疑问句）3.SuHai’sfatherwenttoShanghailastFriday.(对画线部分提问）4.Thegirlsaredrawingsomepicturesnow.(用justnow改写）按要求改写句子Tips:这些可是同学们平时的错题，大家可要动脑仔细想一想哦。\nThiswasme...year(s)ago.Iwas...Icould...Icouldnot...Task4Thinkandwrite:Tips:要注意过去式的时态以及语篇的完整性，加油！\n1.thenandnow重点短语过去和现在2.allovertheworld全世界3.doshopping购物4.makefriends交朋友5.reade-books读电子书\n重点句型Now,he/shecanwriteemails.现在，他/她能写邮件。\n重点语法1.could引导的一般过去时的否定句，在could之后加not：couldnot=couldn'tSixyearsago,Icouldwrite.否定句：Sixyearsago,Icouldn'twrite.\n重点语法2.could引导的一般过去时的一般疑问句，将could调至句首：Mikecouldreadanddraw.一般疑问句：CouldMikereadordraw?\n重点语法3.could引导的特殊疑问句：特殊疑问词+could引导的一般疑问句?Whatcouldshedoeightyearsago?Shecouldsinganddance.\nHomework家庭作业复习第四单元重点知识。（必做）2.完成小练习（见下一张PPT）。\n用所给动词的适当形式填空。1.I__________(buy)anewdictionarythedaybeforeyesterday.2.—Whatday___________(be)ityesterday?—It___________(be)Friday.3.He___________(be)herehalfanhourago.4.Weoften___________(play)games.5.She___________(give)meabookamomentago.Tips:圈出表示时态的关键词boughtwaswaswasplaygave\n6.Thegirl___________(get)upveryearlythismorning.7.They___________(take)photosneartheriveranhourago.8.He______________(notwatch)TVyesterdayevening.9.—Why___________(be)theboylateforschoolthismorning?—Becausehe___________(have)breakfastlate.10.MrGreen___________(come)tovisitmelastnight.11.They___________(make)himworktwelvehoursadaylastyear.12.She___________(write)heraddressontheblackboardafterclass.gottookdidn'twatchwashadcamemadewrote