一般过去时课件 牛津译林版英语七年级下册

一般过去时ThePasttense一、定义：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。行为动词(即实义动词)的过去式没有人称和数的变化。注意所有时态都是通过动词变化来表现的二、基本结构：1.主语+was/were(not)+其他.eg:Iwasapuipltwoyearsago.eg:Youwerenotsofatlonglongago.Was/Wereyou....?Yes,sb.was/were.No,Sb.wasn’t/weren’t.一般疑问句--Wereyouapupiltwoyearsago?--Yes,Iwas.No,Iweren’t.当主语为第一人称时，变一般疑问句时需要把was改were哦！二、基本结构：

2.主语+实义动词过去式+其他.

一般疑问句：

Did+主语+动词原形+其他？肯定回答：Yes,主语+did.否定回答：No,主语+didn’t.主语+didn’t+动词原形+其他eg:Ihadbreakfasttwohoursago.eg:Ididn’tmeetyoujustnow.一般疑问句--Didyouhavebreakfast?--Yes,Idid.No,Ididn’t.1.Lucydidherhomeworkathome.(改否定句)Lucy_______herhomeworkathome.2.Hefoundsomemeatinthefridge.(变一般疑问句)___he_______meatinthefridge?3.Shestayedthereforaweek.(对划线部分提问)____________she_____there?4.Therewassomeorangeinthecup.(变一般疑问句)____there____orangeinthecup?didn’tdoDid

findany

HowlongdidstayWasanyHaveatry:三、基本用法：1.在过去某一时间内发生的动作：eg:Hegothomeatteno’clocklastnight.2.表示过去经常或反复发生的动作,常与often，always等表示频度的间状语连用：eg:Ioften

gotupveryearlyatthattime.Healwaysstayeduplatelastyear.3.表示已故人所做的事情。ComradeLeiFengdidgooddeedsinhislife.雷锋同志做了一生的好事。4.表示过去所发生的一系列的动作,而这一系列的动作是从现在的角度来考虑的,不是从动作相互之间的关系这一角度来考虑的。MissLiugotupatseveno’clockthismorning,dressed,hadbreakfast,andwenttowork.三、常见标志性时间状语：1.与ago

连用：eg:

amomentago;twominutesago;threehoursago;fivedaysago;oneweekago2.与last

连用eg:lastnight/week/month/year3.与yesterday

连用：eg:yesterdaymorning/afternoon/evening4.与one

连用：eg:onemorning/afternoon/day5.与that

连用：eg:thatmorning/afternoon/winter/day6.其他时间状语：justnowintheolddaysinthosedaystheotherdayatthattimeonceuponatimeT注意1.外加助动词did后,动词须返回原形。Didhewenttoschoolyesterday?Didhegotoschoolyesterday?F2.简略回答用助动词did/didn’t代替行为动词。Didhefindtheboyyesterday?－Yes,hedid.－No,hedidnot(didn’t).____you________(remember)tobuytheoranges?2.Who________(invent)thecomputer.3.We_____(go)tothecinemalastnight.Thefilm_____(be)verygood.4.Whattime____you____(get)toschoolthismorning?5.Jim___(do)alotyesterday.He____(go)shoppingand______(cook)supper.Didrememberinventedwentwasdidgetdidwentcooked随笔练：三、动词过去式的变化规则：规则变化1.一般加edeg:work--worked2.以e结尾加deg:change--changed3.末尾只有一个辅音字母的重读闭音节词，先双写这个辅音字母，再加ed.eg:stop—stopped4.以辅音字母加y结尾的词,先改y为i,再加ed.

eg:study—studied

5.不规则变化.(见不规则动词表P102)规则动词过去式-ed的发音1.在以清辅音结尾的规则动词后,-ed读作/t/work/w3:k/edt/2.在以浊辅音或原音结尾的规则动词后,-ed读作/d/play/pleI

/live/lIv

/edd/edd/3.在以/t/或/d/结尾的规则动词后,-ed读作/Id/visit/’vIzIt

/edId/finished

enjoyedshoutedmoved

helped

wantedcalled

needed

/t//d//Id//d//d//t//Id//Id/Exercise:1.I____thenumberdownonapieceofpaperamomentago.A.writeB.writedC.wroteD.writing2.Everything___readybeforeFathercame.A.were