英语一般过去时ppt课件.ppt

一般过去时第一讲动词变过去式,past,now,future,2,动词过去式的构成,规则动词regularverbs,不规则动词irregularverbs,3,规则动词过去式的构成,1、一般在动词末尾加ed,lookplaystart,lookedplayedstarted,5,2、结尾是e的动词只加-d,livehopeuse,livedhopedused,6,3.重读闭音节词，先双写这个辅音字母，再加ed,stopplan,stoppedplanned,7,4.以“辅音字母+y”结尾的词，先变“y”为“i”再加ed,studyworry,studiedworried,8,不规则动词过去式的构成,1.过去式与原形一样,letlet（让）,putput(放下）,cutcut（砍，剪）,readread（读）,letlet（让）,putput(放下）,10,2.把元音字母变成“a”,comecamegivegavedrinkdrankbeginbegan,11,3.中间去“e”末尾加“t”,sleepsleptkeepkeptfeelfelt,12,4.把“i”变成“o”,riderodedrivedrove,13,5.结尾变成“ought”或“aught”,thinkthoughtbuyboughtbringbroughtcatchcaught,14,6.“ow”或“aw”变成“”ew,knowknewthrowthrewdrawdrew,15,7.结尾”d”变“t”,buildbuiltspendbuilt,16,剩余不规则动词,剩余不规则动词表,InfinitivePastTenseam,isaredogohavemakeget,InfinitivePastTenseeatsayseestandfind,wasweredidwenthadmadegot,atesaidsawstoodfound,18,Play,Played,19,use,used,20,plan,planned,21,study,studied,22,worry,worried,23,stop,stopped,24,hope,hoped,25,put,put,26,let,let,27,read,read,28,cut,cut,29,come,came,30,give,gave,31,drink,drank,32,begin,began,33,sleep,slept,34,keep,kept,35,feel,felt,36,ride,rode,37,drive,drove,38,catch,caught,39,think,thought,40,know,knew,41,draw,drew,42,build,built,43,dogohavemakeget,didwenthadmadegot,44,eatsayseestandfind,atesaidsawstoodfound,45,一般过去时肯定句变否定句,Be动词类否定句实义动词类,47,1（be动词类）在表示过去存在的状态的句子中在was,were的后面加上not。,如：肯定句：Hewasintheparkthedaybeforeyesterday.否定句：Hewasnotintheparkthedaybeforeyesterday.肯定句：Wewerebusylastweek.否定句：Wewerenotbusylastweek.,48,2（行为动词类）要在行为动词的前面加助动词didnt.然后把动词过去式改为动词原形。即：didnt+动词原形,肯定句：Sheplayedtheviolinlastnight.否定句：Shedidntplaytheviolinlastnight.肯定句：Theyswaminthelakeyesterday.否定句：Theydidntswiminthelakeyesterday.,49,一般过去时否定句练习,肯定句:Theymadeakiteaweekago.否定句：Theydidntmakeakiteaweekago.肯定句：Hewasillyesterday.否定句：Hewasnotillyesterday.肯定句：Thecatateabirdlastnight.否定句：Thecatdidnteatabirdlastnight.,50,一般过去时的一般疑问句,1.把was,were放在句首，其余位置不变。,（1）HewasborninShanghai.WasheborninShanghai?(一般疑问句)Yes,hewas.(肯定回答)No,hewasnt.(否定回答),52,（2）TheywereinLiYanshomelastnight.WeretheyinLiYanshomelastnight?（一般疑问句）Yes,theywere.(肯定回答)No,theywerent.(否定回答),53,一般过去时一般疑问句及其肯否定回答练习题,Theyhadagoodtimeinthepark.一般疑问句：Didtheyhaveagoodtimeinthepark?肯定/否定回答：Yes,theydid.No,theydidnt.,54,2.Anndidherhomeworkyesterdayevening.一般疑问句：DidAnndoherhomeworkyesterdayevening?肯定/否定回答：Yes,shedid.No,shedidnt.,55,3.IreadanEnglishbooklastweek.一般疑问句：DidyoureadanEnglishbooklastweek?肯定/否定回答：Yes,Idid.No,Ididnt.,56,4.Mybrotherwasintheparkjustnow.一般疑问句：Wasyourbrotherintheparkjustnow?肯定/否定回答：Yes,hewas.No,hewasnt.,57,Herfather_(read)anewspaperlastnight.We_(go)tothezooyesterday._you_(visit)yourrelativeslastSpringFestival?_he_(fly)akiteonSunday?Yes,he_.It_(be)BensbirthdaylastFriday