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1、Unit5ChinaandtheWorldTopic2SectionB一般过去时的一讲一、定义(用法一)一般过去时态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;例句:Igotupat7:00yesterday.Myfatherwasatworkyesterdayafternoon(用法二)也表示过去经常或反复发生的动作,常和表示频度的时间状语连用。例句:Healwayswenttoworkbybuslastyear.(含有频度副词:oftenalways等,但主要还是含有过去时间状语)。二、一般过去时的判断标志:明确的过去时间状语
2、1.与ago连用:amomenttwominutesthreehoursfivedaysoneweeksixmonthsfouryearsagolasttimenightweekmonthtermMondayyesterdaymorningafternooneveningthedaybeforeyesterday2.与last连用3.与yesterday连用:4.与one连用:onemorningeveningdayMondayafternoon5.与that连用:thatmorningwinterdayyearjustnowintheolddaysin
3、thosedaysin1980theotherdayatthattimeonceuponatime6.其他时间状语:三、一般过去时的构成所有时态都是通过动词变化来表现的E.g.Youareright.一般现在时Iwanttogotoschool.Wearedoingourhouseworknow.正在Thebusisleavingat8:00.进行时be动词(was,were)助动词(did)主语+谓语情态动词(could,might)实义动词(有确切含义的动词,可以单独做谓语,如:played等)例如:Theywerehappy.Heplayedfoo
4、tball.Youdidyourhomework.四、一般过去时句式变换一般过去时态句式的构成陈述句式动词肯定式否定式beIwas….He/She/itwas….We/You/Theywere….Iwasnot(wasn’t)….He/She/Itwasnot(wasn’t)….We/You/Theywerenot(weren’t)…workI/You/He/She/It/We/You/Theyworked.I/You/He/She/It/We/You/Theydidnot(didn’t)work.therebeTherewas….Therewere….
5、Therewasnot(wasn’t)….Therewerenot(weren’t)….一般过去时态句式的构成疑问句式动词疑问句式和简略答语第一人称第二人称第三人称beWasI…?Yes,youwere.No,youwerenot.Wereyou…?Yes,Iwas.No,Iwasnot.Washe/she/it…?Yes,he/she/itwas.No,he/she/itwasnot.Werewe…?Yes,we/youwere.No,we/youwerenot.Wereyou…?Yes,wewere.No,wewerenot.Werethey…?Ye
6、s,theywere.No,theywerenot.workDidIwork?Yes,youdid.No,youdidnot.Didyouwork?Yes,Idid.No,Ididnot.Didhe/she/itwork?Yes,he/she/itdid.No,he/she/itdidnot.Didwework?Yes,we/youdid.No,we/youdidnot.Didyouwork?Yes,wedid.No,wedidnot.Didtheywork?Yes,theydid.No,theydidnot.therebeWastherea/any…?
7、Yes,therewas.No,therewasnot.Werethereany…?Yes,therewere.No,therewerenot.1.肯定句:主语+行为动词过去式be动词过去式(was/were)e.g.Weplayedfootballyesterday.Iwasintheofficelastnight.Hecouldn’tswim10yearsago.2.否定句didnot/didn’t+行为动词原形wasnot/wasn’t+其他成分werenot/weren’t+其他成分e.g.Iwasnotintheofficelastnight.
8、Ididn'tsingasongatKangkang'sparty.Ididn'