To be
Estar; U-Stem Estuve Estuviste Estuvo Estuvimos Estuvieron
Can; [to be] able to
Poder; U-stem Pud- -e -iste -o -imos -ieron
To put; to place
Poner; U-stem Pus- -e -iste -o -imos -ieron
To know
Saber; U-stem Sup- -e -iste -o -imos -ieron
To want; to desire
Querer; i-stem Quis- -e -iste -o -imos -ieron
To do; to make
Hacer; i-stem Hic- -e -iste -o -imos -ieron
To bring
Traer; J-stem Traj- -e -iste -o -imos -eron
To drive [not manejar]
Conducir; J-stem Conduj- -e -iste -o -imos -eron
To translate
Traducir; J-stem Traduj- -e -iste -o -imos -eron
To give
Dar; irr D- i iste o imos ieron [no accents]
There is . . .
Hay; Preterite Hubo
Preterite U-Stem Verbos
Poder [pud-] Poner [pus-] Saber [sup-] Estar [estuv-] Tener [tuv-]
Preterite I-Stem Verbos
Querer [quis-]
Hacer [hic-]
Venir [vin-]
Preterite J-Stem Verbos
Traer [traj-] Conducir [conduj-] Traducir [traduj-] Producir [produj-] Decir [dij-]
To have
Tener; U-stem Tuv- -e -iste -o -imos -ieron
To come
Venir; i-stem Vin- -e -iste -o -imos -ieron
To say
Decir; J-stem Dij- -e -iste -o -imos -ieron
To have met [preterite]
Cononcer; Cononc- -í -iste -ó -imos -ieron
To have found out; to have learned
Saber; U-stem Sup- -e -iste -o -imos -ieron
To have managed; to have succeeded
Poner; U-stem Pus- -e -iste -o -imos -ieron
To have tried
Querer; i-stem Quis- -e -iste -o -imos -ieron