What is the preterite form of verb empezar?

The preterite form of the verb "empezar" (to start, to begin) is:

* yo empecé (I started)

* tú empezaste (you started)

* él/ella/usted empezó (he/she/you started)

* nosotros empezamos (we started)

* vosotros empezasteis (you all started)

* ellos/ellas/ustedes empezaron (they/you all started)