第1个回答 2013-01-25
bear-bore become-became begin- began blow-blew buy-bought catch -caught drive-drove fall-fell feel -felt find-found fly-flew give-gave go -went lie-lay ride-rode run--ran sit-sat see-saw tell-told wake- woke write-wrote bring-brought draw-drew meet-met may-might
swing-swang sing-sang make-made drink-drank sleep-slept forget-forgot speak-spoke know-knew break-broke sell-sold