英语七年级下牛津版Unit5Grammar.ppt

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1、Unit5Unit5AmazingthingsGrammarSimplepasttense1.Weusethesimplepasttensetotalkaboutthingsinthepast.我们用一般过去时来谈论在过去发生的动作或存在的状态。一、什么情况下使用一般过去时?went是go在一般过去时中所用的动词形式，是go的过去式。Amonthago,MillieandAmywenttoSunshinePark.一个月前，米莉和艾米去了阳光公园。LastSunday,theywenttotheparkagain.上个星期天，她们又

2、去了那儿。2.Weformthesimplepasttensebyadding‘-ed’toregularverbs.提示：一般过去时常与表示过去的时间状语连用，如：yesterday,lastnight,amonthago,yesterdayafternoon,lastweek,tenyearsago1一般的谓语动词+edwalk—walked2以不发音的e结尾的动词+dlive—lived3以辅音字母+y结尾的动词变y为iedcry—cried4以一个元音字母+一个辅音字母结尾的短动词双写末尾的辅音字母+edstop—stopp

3、ed二、规则动词过去式的构成方法提示:以元音字母+y结尾的动词按第一条规则，即：+ed,如:stay—stayedwant—talk—like—worry—try—stop—wantedtalkedlikedworriedtriedstopped写出下列动词的过去式。三、不规则动词的过去式不是加ed构成的，需要我们记住它们。不规则动词的过去式归纳起来有这样几种类型(见下表)：1与原形一样,没有变化cost-costput-put2元音有变化write-wroteknow-knew3辅音有变化make-madespend-spent4

4、元音和辅音都有变化leave-leftteach-taught5其他am/is-wasare-wereInfinitivePasttenseamiswasarewerebeginbeganbreakbrokebringbroughtbuildbuiltbuyboughtcancouldInfinitivePasttensecatchcaughtcomecamedodiddrawdrewdrinkdrankdrivedroveeatatefallfell不规则动词表PracticeMilliewantstopractiseusingt

5、hesimplepasttense.Helpherwritethesimplepasttenseoftheverbsbelow.start_______love_______play______plan______5.reply______6.say______7.meet______8.hear______9.leave______10.tell______11.stand______12.bring______startedplayedlovedplannedsaidrepliedleftmetstoodtoldheardbro

6、ughtThestudentsvisitedtheFunWorldMuseum.HereisMillie’sdiaryentry.Helphercompleteitwiththesimplepasttenseoftheverbsinbrackets.Thismorning,we_____(go)totheFunWorldMuseum.Whenwe____(get)tothemuseum,there_____(be)alotofpeoplethere.We_____(spend)threehoursinthemuseum.I____(

7、take)alotofphotos.Someofus_______(buy)cardsoftheanimalsthere.We_____(come)backtoschoolat1p.m.We____(have)agreattime!wentwerespenttookboughtcamehadgotDanieldidnotgototheFunWorldMuseum.Millieistellinghimaboutthevisit.HelpMilliecompletetheconversation.Millie:We_____(go)to

8、theFunWorldMuseumthedaybeforeyesterday,Daniel.It____(be)sointeresting!Daniel:Really?Tellmeallaboutit.Millie:OK.We____