be动词一般过去式

be动词的一般过去式PastSimpleof“be”,主讲人：王洁石嘴山实验中学,Letsstartwithastory,Onceuponatime,therewasagirlnamedSnowWhite.,Inherkingdom,manypeoplewerefamiliarwithherbecauseshewasthemostbeautifulandlovelygirlintheworld.,Oneday,shewasgivenabig,redappleandateit,However,todaywewillfocusonthegrammarinthestory,butnotthestoryitself.,Letsseethesentencesinthestory:1.Once,therewasagirlnamedSnowWhite.2.Inherkingdom,manypeoplewerefamiliarwithherbecauseshewasthemostbeautifulandlovelygirlintheworld.3.Oneday,shewasgivenabig,redappleandateit,Question:Doyounoticetheword“was&were”?Whydoweuse“was&were”here?,be动词的一般过去式（PastSimpleof“be”）,1.be动词表达意义be动词的一般过去时态表示人或物在过去情况或存在的状态。E.g.1.Jimwasthirteenlastyear.2.Theywerebusyyesterday.,Thethingshappenedinthepast.,future,now,past,TheSimplePastTense,Adiagrammayhelptoillustratetheproblem:,Note:在英语中，时间的变化是由动词变化体现出来的,Theywerepopular.,Onemoreexample:,Theyarepopular.,2.be动词的变化,Note:am,is的过去式是was,are的过去式是were.,3.be动词构成的句式,3.1肯定句主语+be动词过去式+其他e.g.Iambusy.(一般现在时)Iwasbusy.(一般过去时),Note:单数用was，复数用were.,3.2否定句主语+was/were+not+其他e.g.Iamnotbusy.(一般现在时)Iwasnt(wasnot)busy.(一般过去时),3.3一般疑问句Was/Were+主语+其他？e.g.1.Areyoubusy?(一般现在时)2.Wereyoubusy?(一般过去时),15,4.be动词的过去式有四巧,时间状语巧：,形式巧：,否定句结构巧：,疑问句式巧：,表示过去的短语要记牢；,单数was，复数were；,not紧跟was/were；,was/were向前跑（提前）。,am,is过去式was否定式wasnot/wasntare过去式were否定式werenot/werent,5.1be动词的一般过去时的用法,5.小结,5.2be动词的一般过去时的结构,肯定句