be动词一般过去式ppt课件

.be动词的一般过去式PastSimpleof“be”主讲人：王洁石嘴山实验中学.Let’sstartwithastoryOnceuponatime,therewasagirlnamedSnowWhite..Inherkingdom,manypeoplewerefamiliarwithherbecauseshewasthemostbeautifulandlovelygirlintheworld..Oneday,shewasgivenabig,redappleandateit….However,todaywewillfocusonthegrammarinthestory,butnotthestoryitself.Let’sseethesentencesinthestory: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.futurenowpastTheSimplePastTenseAdiagrammayhelptoillustratetheproblem:.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)Iwasn’t(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).154.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/wasn’tare过去式were否定式werenot/weren’t5.1be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1.肯定句：主语+谓语动词的过去式+其他2.否定句：主语+was/were+not+其他3.一般疑问句：Was/Were+主语+其他？.ManyThanks