Change in meaning: There are some cases in which two distinct English verbs will be needed to express what can be conveyed by the use of the preterite and imperfect in Spanish. Remember that the preterite refers to the beginning or ending of an action and the imperfect refers to an ongoing condition.
Examples:
Conocí a Miguel en 1998.
I met Miguel in 1998.
Yo conocía a Miguel en 2000.
I knew Miguel in 2000.
Juan supo las noticias y se enfadó.?
Juan found out about the news and he got mad.
? Juan sabía las noticias y estaba enfadado.
?Juan knew about the news and was angry.
Tuve que ir a la junta.
I had to go to the meeting.
? Tenía que ir a la junta.
I was supposed to go to the meeting.
Irregular verbs: Irregular verbs are those which, when conjugated, suffer a variation either in the root or in the endings, or both.
Here is a list of the most common irregular verbs in Spanish.
Irregulares: Andar - Caber - Conducir - Colgar - Elegir - Estar - Hacer - Ir - Mover - Oír - Oler - Pedir - Poder - Querer - Saber - Sentir - Tener - Traer - Ver- Caber
Examples:
Conocí a Miguel en 1998.
I met Miguel in 1998.
Yo conocía a Miguel en 2000.
I knew Miguel in 2000.
Juan supo las noticias y se enfadó.?
Juan found out about the news and he got mad.
? Juan sabía las noticias y estaba enfadado.
?Juan knew about the news and was angry.
Tuve que ir a la junta.
I had to go to the meeting.
? Tenía que ir a la junta.
I was supposed to go to the meeting.
Irregular verbs: Irregular verbs are those which, when conjugated, suffer a variation either in the root or in the endings, or both.
Here is a list of the most common irregular verbs in Spanish.
Irregulares: Andar - Caber - Conducir - Colgar - Elegir - Estar - Hacer - Ir - Mover - Oír - Oler - Pedir - Poder - Querer - Saber - Sentir - Tener - Traer - Ver- Caber