一般过去时课件(PPT).ppt

一般过去时态,Learning Aims 1.掌握一般过去时的意义，用法，构成及其用于一般过去时的时间状语。 2.能够写出部分不规则动词的过去式。 3.掌握一般过去时的句式变换，一般疑问句，否定句，特殊疑问句。,什么是一般过去时？,意义：动词的一般过去时态表示 过去某个时间发生的动作 或存在的状态。,I _ 12 years old this year.,我去年11岁.,I _ 11 years old last year.,He _ in Beijing now.,他昨天在上海。,He _ in Shanghai yesterday.,他现在在北京。,Please look at the sentences,我今年12岁.,am,was,is,was,They _ in China today.,他们今天在中国。,They _ in Japan yesterday.,他们昨天在日本。,are,were,am/ is,was,are,were,每天，早餐我吃鸡蛋和牛奶。,I _ eggs and milk for breakfast every morning.,昨天，早餐我吃面条。,I _ noodles for breakfast yesterday morning.,他每天都吃水果。,He _ fruit every day.,昨天他吃了3个苹果。,He _ 3 apples yesterday.,have/ has,had,have,has,had,had,I get up at 6:30 every morning. I _ up at 9:00 last Sunday.,He plays football every afternoon. He _ basketball yesterday afternoon.,He does his homework every evening. He _ some reading last night.,动词原形、第三人称单数,动词过去式,got,played,did,谓语构成,1.动词 be 2.动词 have, has 3.助动词do, does 4.行为动词用过去式,was , were,had,did,一般过去时以动词的过去式来表示，没有人称和数的变化.(was,were除外),I went to school yesterday. They went to school yesterday.,一般过去时的谓语构成：由动词的过去式构成,规则变化 1.一般加ed,2.以e结尾加d,3.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 .,work ,worked,change ,changed,shop ,shopped,stop ,stopped,move,moved,nod,4.以辅音字母加y 结尾的词,先改 y为 i,再加ed,study ,studied,5.不规则变化.(见不规则动词表P102),carry,carried,hurry marry,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/,ed,t/,2.在以浊辅音或元音结尾的规则动词后, -ed读作/d /,play /pleI /,live /lIv /,ed,d/,ed,d/,3.在以/t/或/d/结尾的规则动词后, -ed读作/Id /,visit /vIzIt /,ed,Id/,finished enjoyed shouted moved,helped wanted called needed,/t/,/d/,/Id/,/d/,/d/,/t/,/Id/,/Id/,Lets read them,1.与ago 连用： a moment two minutes three hours five days one week six months four years,ago,用于一般过去时的时间状语,long long ago,last,time night week month term Monday,yesterday,morning afternoon evening,the day before yesterday,2.与last 连用,3.与yesterday 连用：,4.与that 连用：,that,morning winter day year,just now in the old days in those days in 1980 at that time once upon a time,5.其他时间状语：,1.肯定句：主语 +行为动词过去式 be动词过去式(was / were) e.g.We played football yesterday. I was in the office last night. He couldnt swim 10 years ago. 2.否定句 did not / didnt + 行为动词原形 was not / wasnt + 其他成分 were not / werent + 其他成分 e.g. I was not in the office last night. I didnt sing a song at Kangkangs party. I didnt play video games.,3. 一般疑问句 did + 主语 +行为动词原形 was / were + 主语 +其他成分 eg. - Did you go shopping yesterday? -Yes, I did. / No, I didnt. -Was she 15 years old last year? 4. 特殊疑问句 特殊疑问词 +did + 主语 +行为动词原形 特殊疑问词 +was / were + 主语 +其他成分 eg. Where did you go shopping yesterday? When and where were you born?,行为动词一般过去时的否定式,一般过去时的否定式是在动词原形前加助动词did not (didnt).,主语+didnt+动词原形,I _ them the news.,I _ (tell) them the news yesterday.,didnt tell,told,行为动词一般过去时的疑问式,一般过去时的一般疑问式在句首加助动词did,Did+主语+动词原形？,They _(finish) their work at four. 一般疑问句:,_ they _ their work at four? Yes, they _. No, they _.,finished,Did,finish,did,didnt,行为动词一般过去时的疑问式,一般过去时的特殊疑问式,疑问词+did+主语+动词原形？,They finished their work at four.,A,B,对划线部分提问 A: B:,What did they do at four?,When did they finish their work?,T,注意,1. 加助动词did或者didnt后,动词 须返回原形。Choose F or T.,Did he went to school yesterday? Did he go to school yesterday?,F,2.They didnt finish their homework last night. They didnt finished their homework last night.,T,F,巧记不规则动词过去式 1.中间去e，末尾加t 如： keepkept， feelfelt， sleepslept，sweepswept 2.结尾d变t 如： buildbuilt，lendlent， sendsent，spendspent 3.遇见i改为a 如： ringrang，sitsat， drinkdrank， singsang，swimswam，beginbegan， givegave,4.“骑(马)”“开(车)”“写(字)”把i变o如：riderode，drivedrove，writewrote 5.“想”“买”“带来”“打仗”ought换上 thinkthought，buybought， bringbrought，fightfought 6.“教书”“抓住”aught切莫忘 如： teachtaught，catchcaught 7.ow/aw改为ew是新时尚 如： knowknew，growgrew， throwthrew，drawdrew 8.“放”“让”“读”过去式与原形一样 如： putput，letlet，readread/red,Exercises,1.I _ the number down on a piece of paper a moment ago. A. write B. writed C. wrote D. writing 2. Everything _ ready before Father came. A. were B. was C. is D. are,C,B,3.He always _me last term. A. helped B. helps C. helping D. help,A,_ you _ (remember) to buy the oranges? 2.Who _ (invent) the computer. 3.We _ (go) to the cinema last night. The film _ (be) very good. 4.What time _ you _ (get) to school this morning? 5.Jim _ (do) a lot yesterday. He _ (go) shopping and _ (cook) supper.,Did,remember,invented,went,was,did,get,用动词的适当时态填空,did,went,cooked,1.Lucy did her homework at home. (改否定句) Lucy _ _ her homework at home. 2.He found some meat in the fridge. (变一般疑问句) _