一般過去時課件

一般過去時一般過去時(時):1.表示過去某段時間發(fā)生的動作或存在的狀態(tài)，常與表示過去的時間狀語連用，如yesterday,lastnight,in1990,twodaysagoHewentswimmingyesterday.他昨天去游泳了Hewasateacherin1998.他以前是老師2.表示過去經(jīng)?；蚍磸?fù)發(fā)生的動作Healwayswenttoschoolbybuslastyear.標(biāo)志：句中有明確的表示過去的時間詞、短語或句子一般過去時陳述句基本結(jié)構(gòu)陳述句Be動詞類(狀態(tài))行為動詞類(動作)I+wasHe/she/it(單)+wasYou/they/we(復(fù))+were主+V過去式Theylikedgame.(態(tài))Theycamehere.規(guī)則動詞（RegullarVerbs）的過去式由“動詞原形+-ed”構(gòu)成，具體變化有：1）一般的直接在詞尾加-ed。如:want—wanted,work—worked,need—needed,clean—cleaned2）以不發(fā)音的e結(jié)尾的在詞尾加-d。如：like—liked,live—lived,use—used,move—movedsmile--smiled;hope--hoped.3）以一個元音字母加一個輔音字母結(jié)尾的重讀閉音節(jié)動詞，先雙寫結(jié)尾的輔音字母，再加-ed。如：stop—stopped,trip—tripped;4）以輔音字母加y結(jié)尾的動詞，先把y變成i，再加-ed。如：study—studied,carry—carried,hurry—hurried,marry—marriedworried;studied.一般疑問句的基本結(jié)構(gòu)前提:一般過去時be前置于句首...?Hewasastudent.Washeastudent?行為動詞無單復(fù)數(shù)Did+主+v原...?Theylikedgame.Didtheylikegame?Helikedgame.Didhelikegame?否定句的基本結(jié)構(gòu)前提:一般現(xiàn)在時主+benot+...Hewasastudent.Hewasnotastudent.行為動詞主+didnot+v原...Theylikedgame.TheydidnotlikegameHelikedgame.Hedidnotlikegame一般現(xiàn)在時一般過去時陳述句主+am/is/are+…it’shere主(單)+VsHelikesit.主(復(fù))+V原Theylikeit.主+was/were+..Itwashere主(單/復(fù))+VedHe/theylikedit.疑問句Be+主+…?Does+主(單)+V原?Do+主(復(fù))+V原?Was/were+主+…?Did+主(單/復(fù))+V原?Didhe/theylikeit?否定句主+benot+…主(單)+doesnot+V原主(復(fù))+donot+V原主+was/were+not..主(單/復(fù))+didnot+V原一般現(xiàn)在時PK一般過去時現(xiàn)在時過去時Now現(xiàn)在Then那時Today今天Thatday那天Tomorrow明天Thenextday第二天Tomorrowmorning明天早晨Thenextmorning第二天早晨Lastnight.昨天晚上Wearestudyingnow.我們正在學(xué)習(xí)Westudiedthen.我們那時候?qū)W習(xí)時間狀語的變化AgoBefore時間段+agoAmonthago一個月之前Before+具體時間Before19991999年之前Helivedinhereamonthago.他一個月以前住在這里Helivedinherebefore1999.他1999年以前住在這里在...之前練習(xí):將下列句子改為否定句和疑問句

Johnlivedherelastyear.Marylikedthosecakes.Wewalkedtothetheatrelastnight.Jackwaitedonthebus.Theyaskedmanyquestions.練習(xí):將下列句子改為一般過去時,

相應(yīng)地更改時間狀語例:Iwritetohimonceamonth.Iwrotetohimlastnight.Helivesinthishouse.Wewillleaveherenextweek.HewillseeyoutomorrowmorningWillyourbrothermeetyou?Ourholidaybeginstoday.Ialwaysgetupatsix.Helivesinthishouse.Weareleavingherenow.HeisseeingyounowDoesyourbrothermeetyou?Ourholidaybeginstoday.Ialwaysgetupatsix.練習(xí):ago與before

例:Ienteredmiddleschool(大約五年前).Ienteredmiddleschoolabout5yearsago.Theycamehere(暑假