过去式:一般情况下在词尾+ed
如:stay过去式stayed;show过去式showed;watch过去式watched(看);wash过去式washed(洗);clean过去式cleaned(打扫);play过去式played(玩);walk过去式walked(行走);visit过去式visited(看望);jump过去式jumped(跳);return过去式returned(返回);listen过去式listened(听);help过去式helped(帮助);watch过去式watched(看);look(过去式)looked;arrive过去式arrived;;kick过去式kkicked(踢);cook过去式cooked;ski过去式skied;滑雪;过去式的特殊情况有:is|am过去式was;are过去式were;have过去式had;buy过去式bought;take(过去式took;)read过去式read;sing过去式sang;do过去式did;leave过去式left离开;eat过去式ate;go过去式went;see过去式saw;tell(过去式)told;run(过去式)ran;come过去式came;fly过去式flew;study过去式studied;swim过去式swam;find过去式found;;get过去式got;last(上一个);weekend(周末);lastweekend(上周末);lastmonth(上个月);lastWednesday(上个星期三);they(宾格)them;they(形容词性物主代词)their;their(同音词)there
playthepiano(弹钢琴);cooknoodles(做面条);tonguetwister(绕口令;fiveminuteslater(五分钟之后);flykites(放风筝);