过去式

过去式：sing–sangfly–flew/fliedam/is–waseat–ateare–weresee
–sawsay–saidhave–hadleave–leftdo–didswim–swamgo
–wenttell–toldtake–tookcome–camedraw–drewlose–lost
buy–boughtfind–founddrink–drankhurt–hurtget–gotfe
el–feltread–read