动词过去式变化规则(1).ppt

,Conversation:Howaboutyourlastweekend?Whatdidyoudoduringtherestdays?,一般过去时态,什么是一般过去时？,动词的一般过去时态表示过去发生的动作、情况或存在的状态。,一般过去时态是通过动词时态变化来表现的,的变化规则,动词过去式,1、一般情况下在词尾直接加ed。如：playplayedworkworked,一、规则动词的变化,2、以e结尾的动词只加d.如：like-likedlove-loved,轻读/t/,重读/d/;/t/d/之后读/id/,规则动词词-ed的读音,说明：1、清念/t/，即ed在清辅音后面念/t/,例：finishedhelpedpassedcooked2、元浊/d/,即ed在元音，浊辅音后面念/d/,例：borrowedenjoyedcalledmoved3、/t/d/之后念/id/,即ed在/t/d/音后面念/id/例：wantedshoutedneededcounted,3、以“辅音字母+y”结尾的动词，变y为i，再加ed.如：study(studied)carry(carried),4、以重读闭音节结尾的动词，如果末尾只有一个辅音字母，要双写最后这个辅音字母，再加ed.如：stop(stopped)plan-(planned),如果重读在第一个音节处,不双写加ed.如:visit-(visited)offer-(offered),washtheclothesrowaboatvisitgrandparentsanswerthephonecleantheroomwatertheflowerwatchTVplaythefootballclimbamountainreturnlearnchinesejump,washedtheclothesrowedaboatvisitedgrandparentsansweredthephonecleanedtheroomwateredtheflowerwatchedTVplayedthefootballclimbedamountainreturnedlearnedchinesejumped,二、不规则动词的变化,如：am/is-wasare-werebuy-boughthave-had,_you_(remember)tobuytheorangesyesterday?2.Who_(play)computergamesyesterday.3.We_(go)tothecinemalastnight.Thefilm_(be)verygood.4.Whattime_you_(get)toschoolthismorning?5.Jim_(do)alotyesterday.He_(go)shoppingand_(cook)supper.,Did,remember,played,went,was,did,get,用动词的适当时态填空,did,went,cooked,6.Heusually_(get)upat6inthemorning.Look!He_(get)upnow.Butyesterdayhe_(get)upverylate,sohe_(go)toschoollate.He_(be)lateforschool.,gets,isgetting,got,went,was,Seeyou!,last,nightweekmonthMonday,yesterday,morningafternoonevening,thedaybeforeyesterday,用于一般过去时的时间状语1.与last连用,2.与yesterday连用：,行为动词一般过去时的否定式,一般过去时的否定式是在动词原形前加助动词didnot(didnt).,主语+didnt+动词原形,I_themthenews.,I_(tell)themthenewsyesterday.,didnttell,told,行为动词一般过去时的疑问式,一般过去时的一般疑问式在句首加助动词did,Did+主语+动词原形？,They_(finish)theirworkatfour.一般疑问句:,_they_theirworkatfour?Yes,they_.No,they_.,finished,Did,finish,did,didnt,行为动词一般过去时的疑问式,一般过去时的特殊疑问式,疑问词+did+主语+动词原形？,Theyfinishedtheirworkatfour.,A,B,对划线部分提问A:B:,Whatdidtheydoatfour?,Whendidtheyfinishtheirwork?,T,注意,1.外加助动词did后,动词须返回原形。,Didhewenttoschoolyesterday?Didhegotoschoolyesterday?,F,2.简略回答用助动词did/didnt代替行为动词。,Didhefindtheboyyesterday?Yes,hedid.No,hedidnot(didnt).,一般过去时:表示过去某个时间发生的动作或存在的状态.,Yesterdayyesterdaymorningonedaylastyeartwodaysagoin1999,肯定句,否定句,疑问句,1)主语+行为动词的过去式+其它.,2)主语+be动词的过去式(was,were)+其它.,3)Therewas/were+主语+其它.,1)主语+didn