be动词的一般过去式.ppt

Be动词的一般过去时 1 一般过去时的概念 表示过去发生而现在已经结束的事件 动作或情况 2 一般过去时中 所有的动词必须用过去式 除了了be动词的过去式有人称和数的变化外 其余动词的过去式都没有人称和数的变化 过去式的构成规则 1 一般情况直接加ed 如ask asked work worked 2 以不发音的e结尾 只加d 如love loved dance danced 3 以辅音字母加y结尾 把y改i 如try tried study studied 4 以一个元音字母和一个辅音结尾的重读音节结尾的动词 先双末尾一个字母 再加ed 如stop stopped permit permitted 注意 be动词的过去式 即is am are的过去式 Be动词过去式 is am wasare were 1 肯定句结构 主语 was were 其他2 否定句结构 主语 was were not 其他3 一般疑问句及其回答结构 Was Were 主语 其他 4 特殊疑问句及其回答结构 特殊疑问词 was were 主语 其他 Be动词在各种句式中的记忆口诀 肯定变否定 在was或were后面加not Was were位于主语前 一般疑问句马上现 特殊问句也不难 疑问词加在一般疑问句前 判断下列句子 1 IwasborninChina 2 WhenandwherewasKangkangborn 3 Iwasn thereyesterday 4 Wereyoutwelvelastyear 5 Youweretenin2004 6 HewasborninChinaonMay13th 1997 7 Youweren thereatthattime 肯定句 特殊疑问句 否定句 一般疑问句 肯定句 肯定句 否定句 选择填空 1 Myfather illyesterday A isn tB aren tC wasn tD weren t 2 yourparentsathomelastweek A IsB WasC AreD Were C D 3 Thetwins inDalianlastyear They herenow A are wereB were areC was areD were was 4 yourfatheratworktheday yesterday A Was beforeB Is beforeC Was afterD Is after 5 WhowasondutylastFriday A IamB IwasC Yes IwasD No Iwasn t B B B