be的過(guò)去式的意思waswere2，be的過(guò)去式is,am=>wasare=>were3，be的過(guò)去式was/wereis.am——wasare——wereisam的過(guò)去式：wasare的過(guò)去式：werebe{is,am}過(guò)去式:was,werewas(用于isam,為單數(shù)）were(用于are，為復(fù)數(shù)）was/were4，be的過(guò)去式be的過(guò)去式有兩個(gè)，一個(gè)是was，另一個(gè)是werewas是is和am的過(guò)去式，were是are的過(guò)去式。例如：Iwaslateforschoolyester...