小学英语一般过去时.ppt
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一般过去时的用法与结构详解,时态和时间,表示:
past,now,future,动词过去式的构成,规则动词regularverbs,不规则动词irregularverbs,规则动词过去式的构成,1、一般在动词末尾加ed(掌握),lookWalkpaintplaycleanVisitWantcoughwatch,lookedWalkedpaintedplayedcleanedVisitedWantedcoughedwatched,2、结尾是e的动词只加-d(了解),livehopeuse,livedhopedused,3.重读闭音节词,先双写这个辅音字母,再加ed,stopPat,stoppedPatted(掌握),4.以“辅音字母+y”结尾的词,先变“y”为“i”再加ed,studyWorryEarlyHappy,studyiedWorryiedEarlyiedHappyied,不规则动词过去式的构成,1.过去式与原形一样(了解),letlet(让),putput(放下),cutcut(砍,剪),readread(读),letlet(让),putput(放下),2.把元音字母变成“a”,comecame(掌握)givegaveBecomebecamedrinkdrank(了解)beginbegan,剩余不规则动词,剩余不规则动词表,InfinitivePastTenseam,isaredogohavemakeget,InfinitivePastTenseeatsaysee,wasweredidwenthadmadegot,atesaidsaw,一般过去时肯定句变否定句,Be动词类否定句实义动词类,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.,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.,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.,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),一般过去时1一般过去时表示过去某个时间发生的动作或存在的状态,常和表示过去的时间状语连用。
Yesterday(昨天),lastnight(昨天晚上),lastweek(上周)LastSunday(上周日)in1990justnow(刚才),longlongago(很久以前),
(2)TheywereinLiYanshomelastnight.WeretheyinLiYanshomelastnight?
(一般疑问句)Yes,theywere.(肯定回答)No,theywerent.(否定回答),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.,2.Anndidherhomeworkyesterdayevening.一般疑问句:
DidAnndoherhomeworkyesterdayevening?
肯定/否定回答:
Yes,shedid.No,shedidnt.,3.IreadanEnglishbooklastweek.一般疑问句:
DidyoureadanEnglishbooklastweek?
肯定/否定回答:
Yes,Idid.No,Ididnt.,4.Mybrotherwasintheparkjustnow.一般疑问句:
Wasyourbrotherintheparkjustnow?
肯定/否定回答:
Yes,hewas.No,hewasnt.,一般过去时练习题,Herfather_(read)anewspaperlastnight.We_(go)tothezooyesterday._you_(visit)yourrelativeslastSpringFestival?
_he_(fly)akiteonSunday?
Yes,he_.It_(be)BensbirthdaylastFriday.Weall_(have)agoodtimelastnight.He_(live)inWuxitwoyearsago.Thecat_(eat)abirdlastnight.,read,went,Did,visit,was,had,lived,ate,Did,fly,did,