英语过去式.

let:let meet:met put:put sell:soldhurt:hurt tell:told beat:beat eat:aterun:ran ride:rode learn:learnt或learned know:knew build:bulit fly:flew lend:lent speak:spoke lose:lost begin:began spend:spent sing:sang pay:paid swim:swam say:said drink:drunk bring:brought buy:bought think:thougutsleep:slept keep:kept stand:stood win:wonfind:found get:got