The Imperfect Tense
The imperfect is used for actions that were repeated habitually.
The Preterite tense
The Preterite tense is used: refer to actions that occurred at a fixed point in time, it is also used to refer to actions in the past that were performed a specific number of times, used to refer to actions that occurred during a specific enclosed period of time, used for actions that are part of a chain of events, also used for sudden changes of mood, feelings or opinions.
hablarcomervivir hablé comí viví hablaste comiste viviste habló comió vivió hablamos comimos vivimos hablasteis comisteis vivisteis hablaron comieron
Irregulars in the Preterite Tense