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过去式的规律动词过去式变化规律关键词：规则动词的过去式由“动词原形+-ed”构成，具体变化有：1.直接在词尾加-ed。如:want—wanted,work—worked,need—needed,clean—cleaned2.以不发音的e结尾的在词尾加-d。如：like—liked,live—lived,use—used,move—moved3.双写结尾的辅音字母，再加-ed。如：stop—stopped,trip—tripped，shop-shopped4.以辅音字母加y结尾的动词，先把y变成i，再加-ed。如：study—studied,carry—carried,hurry—hurried,marry—married不规则动词的过去式见课本后的不规则动词表。一般过去时的练习I.用所给的动词的适当形式填空。⒈He_____(visit)theGreatWalllastyear.2.We________(have)agoodtimeyesterday.3.Weoften_______(go)toschoolbybuslastyear.4.I________(live)inthevillagewhenIwasachild.5.Mike______(see)abigtigerinthenatureparklastyear.6.Sam_____(do)thehouseworkyesterday.7.______(do)you_______(enjoy)yourselfyesterday?8.______(do)you_________(play)theviolinintheartroomyesterday?No,Ididn't.I_____(draw)somepicturesthere.9..I______(eat)abigpizzayesterday.10.There____(be)manysheeponthefarmlastyear.11.I______(watch)acartoononSaturday.12.Herfather_______(read)anewspaperlastnight.13.We_________tozooyesterday,we_____tothepark.(go)14.______you_______(visit)yourrelativeslastSpringFestival?15.______he_______(fly)akiteonSunday?Yes,he______.II.选择填空()1.Shewateredtheflowers________.AtomorrowBsometimesCyesterdaymorning()2.What____Mikedolastweekend?AdoBdoesCdid()3.I___myroomlastSunday.AcleanedBcleanCamcleaning()4.Ioftenhelpmymother_____housework.AdoesBdidCdo()5._____you_____TVlastnight.ADo,watchBDid,watchCDid,watched()6.---Didyourdadwriteane-mailyesterday？AYes,hedid.BYes,hedoes()7.They_____onatripinFebruary,2007.AaregoingBgoingCwent()8.We’regoingto_____mountainstomorrow.AclimbBclimbedCclimbing()9.____he____footballtwodaysago?ADoes,playBDid,playedCDid,play()10.----Goodafternoon,MissLee.HowdoesMikefeel?----He’stired.He___alotofwork____.Adoes,thismorningBdid,thismorningIII．连词成句。1.did,what,you,yesterday,do._______________________________________2.watch,John,did,TV,weekend,last._______________________________________3.went,I,to,by,park,a,bike_______________________________________4.jumped,the,into,lake,he,and,the,to,swam,kite._______________________________________________________________________IV.根据句意,填上合适的单词。1．-Whereyougoonyourholiday？-Iapark。2．-didyoudoonyourholiday？-Ipresents。3．-didyougothere？IIwentplane.一、将下列动词变成过去式。look_______watch_______like______hope______decide______plan______stop_______carry______study______play______stay______let_____put_______read_______catch_____teach_____buy______bring______think______sit_____write______drive_______ring______sink______run______give_______win_______know______grow______throw_______draw_____show_____feel______sleep_______keep_____sweep_____meet_______二、用括号内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)gameslastterm.5.She_____________(give)meabookamomentago.6.Thegirl___________(get)upveryearlythismorning.7.They____________(take)photosneartheriveranhourago.8.He_________(notwatch)TVyesterdayevening.9.—Why_________(be)theboylateforschool?—Becausehe_________(be)ill.10.MrGreen_________(come)tovisitmelastnight.11.Theteacher_________(agree)toourideayesterday.12.Hesaidhe_________(feel)terrible.13.They_________(make)himworktwelvehoursadaylastyear.14.I_________(see)himinthelibrarytwodaysago.15.She_________(write)heraddressontheblackboardtenminutesago.◆过去时的否定句（1）一般动词的否定句肯定：ShewatchedTVlastnight.她昨天晚上看电视了。否定：Shedidn’twatchTVlastnight.她昨天晚上没有看电视。肯定：Tomwenttothebookshoplastweekend.汤姆上周末去书店了。否定：Tomdidn’tgotothebookshoplastweekend.汤姆上周没有去书店。肯定：Mygrandpacamemyhomeyesterday.我外婆昨天来我家了。否定：Mygrandpadidn’tcomemyhomeyesterday.我外婆昨天没有来我家。一般动词过去时若要变成否定句，只需要在动词前面加didnot（=didn’t）就可以了，即：过去时否定句:主语+didn’t+原形动词在过去式的否定句中，必须注意的是动词要用原形，而不是动词的过去式！为什么呢？因为did本身已经表示过去的状态了。（2）be动词的否定句肯定：Iwasverybusy.我很忙。否定：Iwasnotverybusy.我不是很忙。肯定：Youwereinclassyesterday.你昨天在班上。否定：Youwerenotinclassyesterday.你昨天缺课了。肯定：Hewasathomelastnight.他昨晚在家。否定：Hewasnotathomelastnight.他昨天夜里不在家。肯定：Wewereveryhungryatthattime.那个时刻我们很饿。否定：Wewerenotveryhungryatthattime.那个时刻我们并不是很饿。想要将be动词的过去时改为否定句，其实更简单：只要在was或者were后面加上not就搞定了！◆过去时的疑问句（1）一般动词的疑问句陈述句：Marywalkedtoschoolyesterday.玛丽昨天走路去上学。疑问句：DidMarywalktoschoolyesterday?玛丽昨天是走路上学的吗？Yes,shedid.是的，她是。陈述句：Itrainedlastnight.昨天晚上下雨了。疑问句：Diditrainlastnight?昨天晚上下雨了吗？No,itdidn’t.没有，昨晚没有下雨。看出来点什么了吗？其实只需要将“did”置于句首，“?”置于句尾就Ok了！不管主语人称是单数还是复数，句首一律以did开头，回答的方法如下。肯定回答“Yes,主语的代词+did.”否定回答“No，主语的代词+didn’t.”（2）be动词的疑问句陈述句：Youwerebusyyesterday.你昨天在忙。疑问句：Wereyoubusyyesterday?你昨天在忙吗？No,Iwasnot.不，我不忙。陈述句：Themoviewasinteresting.那部电影很有趣。疑问句：Wasthemovieinteresting?那部电影有趣吗？Yes,itwas.是的，那部电影很有趣。可能大家都看到了be动词疑问句中需要调换主语和be动词的位置，即：将be动词置于句首，主语放在后面！回答的方式和一般动词相似!肯定回答“Yes,主语的代词+was/were.”否定回答“No，主语的代词+wasnot/werenot.虽然很简单，不过还是要多做一些练习的，熟能生巧哦！一、写出下列动词的过去时形式watchTVwashclothescleantheroomplayfootballvisitgrandparentsgoice-skatinggotoaparkgoswimmingreadabookgofishinghavegohikinglearnChinesegettosinganddanceeatdeliciousfoodgoclimbamountaintakepicturesbuypresentsrowaboatdoseeelephantsgoskiing二、选出正确的选项()1.Myfather_____illyesterday.A.isn'tB.aren'tC.wasn'tD.weren't()2.___