PEP2017年小学六年级英语下册UNIT-3复习课件.ppt

人教版六年级英语下册,Unit3LastWeekend,执教者：梁东华,一般过去时定义表示过去某个时间里发生的动作或状态。动词要用过去式形式。(通常在动词词尾加ed)过去时：表示过去做过的，已经发生的，成为历史的事。时间状语：过去的时间。谓语动词都要用过去式，没有人称和数的变化。,例：IwatchedTVyesterday.Iplayedfootballlastweekend.,一般现在时的定义,一般现在时:表示习惯性、经常性、反复性的状态或者动作（有时间规律发生的事件）的一种时间状态一般现在时的三大特征是习惯性、经常性、反复性，一、定义与讲解一般现在时：表示经常性的事情，经常性的动作或一般性事实。时间状语：often经常，usually通常，always总是，every每个，sometimes有时，at在几点钟只有在第三人称单数用动词的“三单变化”，其他用动词的原形。,三单变化：1.多数在动词后splayplayslikelikes（1）直接在动词词尾加-s.ask-askswork-worksget-getsstay-stays（2）以字母s,x,ch,sh或o结尾的动词，在词尾直接加-es.watch-watcheswish-wishesfix-fixesdo-doesgo-goespass-passes（3）以“辅音字母加-y”结尾的动词，要先变y为i再加-es.try-triesstudy-studiescry-criesfly-flies2.不规则变化：be-isarehave-has,A规则动词的过去式,1、动词+edwatchedwashedcleanedplayedvisited2、词尾是e的动词+dlikeliked,livelived,B以辅音字母+y结尾，要变y为i再+ed,study,studied,一般过去式的构成,不规则变化:dodiddoesdidgowentreadreadseesawswimswamfly-flewsinganddancesanganddancedtaketookpictureseatategoodfoodbuyboughtpresentsseesawelephantsgowentskiing/iceskatinghavehadhashadiswasamwasarewere,C不规则动词的过去式,1、在浊辅音和元音后读d：cleanedplayed2、在清辅音后读t：washedwatched3、在t、d音后读id：visitedneeded,Howtoread,总结,一、一般过去时要用过去的时间：,1.last（上一个），2.yesterdaylastweekend/night/Monday/Sunday/year/month/holiday/,区别：next（下一个）将来时begoingtodo表示还没做，还没发生的事情Iamgoingtoreadbooksnextweekend.SheisgoingtowatchTVtomorrow.,3.ago（以前）twoyearsago,1、问句：Whatdidyoudolastnight?she/MikeAmyandTom2、回答：Ilistenedtomusic.Shelistenedtomusic.Helistenedtomusic.Theylistenedtomusic.,二、在过去时的句子里，谓语动词没有人称和数的变化，都要用过去式,四大问句:,What问动作Where问地方How问交通方式,记住：问什么答什么,Wheredidyougoonyourholiday?IwenttoHarbin.Howdidyougothere(=Harbin)?Iwentbyplane.Whatdidyoudothere(=Harbin)?Iwentskiing.,还有when,WhendidyougotoHongKong?IwenttoHKlastsummerholiday.Whendidyourmotherdohousework?Shedidhouseworklastweekend.,问时间,请用两句话总结下面3组句子：,Didyouplaythepianolastnight?Yes,Idid./No,Ididnt.Didhegoswimminglastweekend?Yes,hedid./No,hedidnt.DidSarahreadabooklastSunday?Yes,shedid./No,shedidnt.,1.用什么开头来问，就用什么结尾来答，注意人称。2.一个句子前面有did，后面就用原形。(did+动词原形),记住：用什么开头来问，就用什么结尾来答，注意人称。,Didyouplaythepianolastnight?Yes,Idid./No,Ididnt.Didhegoice-skatinglastwinter?Yes,hedid.No,hedidnt.Didtheybuypresentsfortheirparents?Yes,theydid.No,theydidnt.,WasMissTangastudentlastyear?Yes,shewas./No,shewasnt.,Wereyouhappyyesterday?Yes,Iwas./No,Iwasnt.,Weretheystudentslastyear?Yes,theywere./No,theywerent.,Areyouhappytoday?Yes,Iam./No,Imnot.,Answerthequestions:,Didyouflykiteslastweekend?2.DidyourmomwatchTVlastnight?3.Areyouhappytoday?4.Wereyouhappyyesterday?,5.Weretheytiredyesterday?6.Wasyesterdayabusyday?7.Canthedogswim?(Letsread)8.Canyouswim?,课文中重要的句子,Whatdoyouusuallydoontheweekend?dohomework.washtheclothes.visitgrandparents.cleantheroom.gotoapark.goswimming.watchTV.playfootball.playthepiano.,Whatdidyoudolastweekend?Ivisitedmygrandparents.WatchedTVWashedtheclothesCleanedtheroomPlayedfootballVisitedgrandparents,读一读背一背John:Whatdidyoudolastweekend?Wu:Iplayedfootball.Howaboutyou?John:Ivisitedmygrandparents.Wu:Didyouhelpthemcleantheirroom?备注：did后面的动词用原形，helpsb(to)dosth.John:Yes,Idid.,读一读背一背Whatdidyoudoyesterday?Iwenthiking.wenttoaparkwentswimmingreadabookwentfishingwenthikinggo+Ving（动词的ing）表示去做某事,读一读背一背Teacher:Whatdidyoudoyesterday?Mike:Iwentfishing.Teacher:Didyoureadbooks?Mike:Yes,Idid.Teacher:Didyoucleany