Verbos con past simple irregular

be [bi:] (ser / estar) => was [wɑz] / were [wər]

become [bɪ'kʌm] (llegar a ser / convertirse en) => became [bɪ'keɪm]

begin [bɪ'gɪn] (empezar) => began [bɪ'gæn]

bend [bɛnd] (doblar) => bent [bɛnt]

bring [brɪŋ] (traer) => brought [brɔt]

build [bɪld] (construir / edificar) => built [bɪlt]

buy [baɪ] (comprar) => bought [bɔt]

catch [kætʃ] (coger / atrapar) => caught [kɔt]

come [kʌm] (venir) => came [keɪm]

cost [kɔst] (costar) => cost [kɔst]*

cut [kʌt] (cortar) => cut [kʌt]*

choose [tʃu:z] (elegir / escoger) => chose [tʃoʊz]

dig [dɪg] (cavar) => dug [dʌg]

do [du:] (hacer) => did [dɪd]

draw [drɔ:] (dibujar) => drew [dru:]

drink [drɪŋk] (beber) => drank [dræŋk]

drive [draɪv] (conducir / manejar) => drove [droʊv]

eat [i:t] (comer) => ate [eɪt]

fall [fɔl] (caer / caerse) => fell [fɛl]

feed [fi:d] (alimentar a / dar de comer a) => fed [fɛd]

feel [fi:l] (sentir / sentirse) => felt [fɛlt] 

fight [faɪt] (luchar / pelear) => fought [fɔt]

find [faɪnd] (encontrar) => found [faʊnd]

fly [flaɪ] (volar) => flew [flu:]

forget [fər'gɛt] (olvidar) => forgot [fər'ɡɑt]

forgive [fər'gɪv] (perdonar) => forgave [fər'geɪv]

get [gɛt] (conseguir / obtener / recibir) => got [gɑt]

give [gɪv] (dar) => gave [geɪv]

go [goʊ] (ir) => went [wɛnt]

grow [groʊ] (crecer) => grew [gru:]

have [hæv] (tener) => had [hæd]

hear [hɪər] (oír) => heard [hərd]

hide [haɪd] (esconcer / esconderse) => hid [hɪd]

keep [ki:p] (guardar / conservar / quedarse con) => kept [kɛpt]

know [noʊ] (conocer / saber) => knew [nju:]

lead [li:d] (guiar / dirijir) => led [lɛd]

leave [li:v] (irse / marcharse) => left [lɛft]

lend [lɛnd] (prestar) => lent [lɛnt]

let [lɛt] (permitir / dejar) => let [lɛt]*

lose [lu:z] (perder) => lost [lɔst]

make [meɪk] (hacer / preparar) => made [meɪd]

meet [mi:t] (conocer por primera vez / encontrarse con / reunirse con) => met [mɛt]

pay [peɪ] (pagar) => paid [peɪd]

put [pʊt] (poner / colocar) => put [pʊt]*

read [ri:d] (leer) => read [rɛd]**

ride [raɪd] (montar / montar en) => rode [roʊd]

run [rʌn] (correr) => ran [ræn]

say [seɪ] (decir) => said [sɛd]

see [si:] (ver) => saw [sɔ:]

sell [sɛl] (vender) => sold [soʊld]

send [sɛnd] (enviar) => sent [sɛnt]

shoot [ʃu:t] (disparar) => shot [ʃɑt]

shut [ʃʌt] (cerrar) => shut [ʃʌt]*

sing [sɪŋ] (cantar) => sang [sæŋ]

sit [sɪt] (sentarse) => sat [sæt]

speak [spi:k] (hablar) => spoke [spoʊk]

spend [spɛnd] (gastar) => spent [spɛnt]

steal [sti:l] (robar) => stole [stoʊl]

swear [swɛr] (jurar) => swore [swɔr] 

swim [swɪm] (nadar) => swam [swæm]

take [teɪk] (coger / agarrar / tomar) => took [tʊk]

teach [ti:tʃ] (enseñar) => taught [tɔt]

tell [tɛl] (decir / contar) => told [toʊld]

think [θɪŋk] (pensar) => thought [θɔt]

throw [θroʊ] (lanzar / tirar) => threw [θru:]

understand [ʌndər'stænd] (entender / comprender) => understood [ʌndər'stʊd]

wear [wɛr] (llevar puesto) => wore [wɔr]

win [wɪn] (ganar / triunfar) => won [wʌn]

write [raɪt] (escribir) => wrote [roʊt]

*Su pasado es igual que su presente.

**Su pasado se escribe igual que su presente, pero se pronuncia diferente.

Progress, Vol. 2
Progress, all volumes
Dificultades deseables

Si estudiar algo te resulta muy fácil, probablemente no estés aprendiendo mucho. Que te cueste un poco es buena señal. Las dificultades no son malas para el aprendizaje; de hecho son el mecanismo.