动词过去式变化规则.ppt

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1、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：play―playedwork―worked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/

2、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：wantedshoutedneededcounted3、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

3、音节处,不双写加ed.如: visit----(visited)offer----(offered)washtheclothesrowaboatvisitgrandparentsanswerthephonecleantheroomwatertheflowerwatchTVplaythefootballclimbamountainreturnlearnchinesejumpwashedtheclothesrowedaboatvisitedgrandparentsansweredthephonecleanedtheroomwateredtheflowerwatchedTV

4、playedthefootballclimbedamountainreturnedlearnedchinesejumped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____yo

5、u____(get)toschoolthismorning?5.Jim___(do)alotyesterday.He____(go)shoppingand______(cook)supper.Didrememberplayedwentwasdidget用动词的适当时态填空didwentcooked6.Heusually____(get)upat6inthemorning.Look!He______(get)upnow.Butyesterdayhe____(get)upverylate,sohe____(go)toschoollate.He___(be)latefors

6、chool.getsisgettinggotwentwasSeeyou!lastnightweekmonthMondayyesterdaymorningafternooneveningthedaybeforeyesterday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(didn’t).主语+didn’t+动词原形I_________themthenews.I____(tell)themthenewsyesterday.didn’ttelltold行为动词一般过去

7、时的疑问式一般过去时的一般疑问式在句首加助动词didDid+主语+动词原形……？They______(finish)theirworkatfour.一般疑问句:____they_____theirworkatfour?Yes,they_____.No,they_____.finishedDidfinishdiddidn’t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.AB对划线部分提问A:B:Whatdidtheydoatfour?Whendidtheyfi