表示过去某个时间发生的动作或存在的状态一般过去时:PastSimple构成:系动词be的过去时Shewasathomeyesterday
IIcleanedcleanedtheroomtheroomyesterdayyesterday
定义:特证词:一般过去时:①一般情况在动词原型末尾加-ed
②以不发音的e结尾的词直接加d
③以重读闭音节结尾,末尾只有一个辅音字母,双写辅音字母再加-ed
④以“辅音字母+y”结尾的词,先变y为i再加-ed
last…,lastnight/year/week/monthyesterday,yesterdaymorning/afternoon/
…ago,twodaysagoago,aweekagoin+过去的年份,in1999,justnow=amomentago刚才,规则变化:过去某个时间发生的动作或存在的状态
am/is--wasare--werebecome--becamebegin--beganbuy--boughtbring--broughtcatch--caughtcome--camedo--dideat--atefeel--feltfind--foundget--gotgive--gavego--wentgrow--grewhear--heardhave/has--hadknow--knewmake--madeput--putrun--ransay--saidsee--sawsit--satstand--stoodtake--tooktell--toldteach--taughtwrite--wrote常见不规则动词的过去式一般过去时的句型结构:陈述句:主语+动词过去式+其它
•ShewatchedTVlastnight
否定句:主语+助动词didn’t+动词原形+其它
主语+wasn’t/weren’t+其它