小学英语一般过去时44355省公开课金奖全国赛课一等奖微课获奖课件

普通过去时使用方法与结构详解1/27时态和时间表示：pastnowfuture2/27动词过去式组成规则动词regularverbs不规则动词irregularverbs3/27规则动词

过去式组成4/271、普通在动词末尾加–ed

（掌握）

lookWalkpaintplaycleanVisitWantcoughwatchlooked

Walked

painted

played

cleaned

Visited

Wanted

coughed

watched

5/272、结尾是e动词只加

--d

(了解)

livehopeuselived

hopedused6/273.重读闭音节词，先双写这个辅音字母，再加—ed

stopPatstoppedPatted(掌握)7/274.以“辅音字母+y”结尾词，先变“y”为“i”再加—ed

studyWorrystudyiedWorryied8/27不规则动词

过去式组成9/271.过去式与原形一样(了解)let→let（让）put→put

(放下）cut→cut（砍，剪）read→read（读）let→let（让）put→put

(放下）10/272.把元音字母变成“a”comecame（掌握）givegaveBecomebecamedrinkdrank（了解）beginbegan11/27剩下不规则动词12/27剩下不规则动词表InfinitivePastTenseam,isaredo

gohavemakeget

InfinitivePastTense

eatsayseewasweredid

wenthadmadegot

atesaidsaw

13/27普通过去时

必定句变否定句14/27Be动词类

否定句实义动词类15/271．（be动词类）在表示过去存在状态

句子中在was,were后面加上not。

如：必定句：

He

wasintheparkthedaybeforeyesterday.否定句：→Hewasnotintheparkthedaybeforeyesterday.必定句：

We

werebusylastweek.否定句：→Wewerenotbusylastweek.16/272．（行为动词类）要在行为动词前面加助动词didn’t.然后把动词过去式改为动词原形。

即：didn’t+动词原形必定句：

Sheplayedtheviolinlastnight.否定句：→Shedidn’tplaytheviolinlastnight.必定句：

Theyswaminthelakeyesterday.否定句：→They

didn’tswiminthelakeyesterday.17/27普通过去时否定句练习必定句:Theymadeakiteaweekago.否定句：Theydidn’tmakeakiteaweekago.必定句：Hewasillyesterday.否定句：Hewasnotillyesterday.必定句：Thecatateabirdlastnight.否定句：Thecatdidn’teatabirdlastnight.18/27普通过去时

普通疑问句19/271.把was,were放在句首，其余位置不变。（1）HewasborninShanghai.→WasheborninShanghai?(普通疑问句)→Yes,hewas.(必定回答)→No,hewasn’t.(否定回答)20/27普通过去时

1．普通过去时表示过去某个时间发生动作或存在状态，常和表示过去时间状语连用。Yesterday(昨天)，lastnight（昨天晚上），

lastweek(上周)LastSunday（上周日）in1990justnow（刚才）,longlongago（很久以前）21/27（2）TheywereinLiYan’shomelastnight.→WeretheyinLiYan’shomelastnight?（普通疑问句）→Yes,theywere.(必定回答)→No,theyweren’t.(否定回答)22/27普通过去时普通疑问句及其肯否定回答

练习题Theyhadagoodtimeinthepark.普通疑问句：Didtheyhaveagoodtimeinthepark?必定/否定回答：Yes,theydid.No,theydidn’t.

23/272.Anndidherhomeworkyesterdayevening.普通疑问句：DidAnndoherhomeworkyesterdayevening?必定/否定回答：Yes,shedid.No,shedidn’t.24/273.IreadanEnglishbooklastweek.普通疑问句：DidyoureadanEnglishbooklastweek?

必定/否定回答：