The verbs ir (to go), ver (to see), and ser (to be) are completely irregular in the imperfect tense.

What are the 4 uses of tener?

Terms in this set (4)
Signifies possession and relationship. Ex. Juan tiene un perro.To express basic human needs. Such as hunger, thirst, pain, and sleep.To talk about age and physical adjectives. Ex. Lucia tiene el cabello largo.To express necessity or something you have to do. Ex. Yo tengo estudiar.

What is the difference between Comenzar and empezar?

Comenzar and empezar are synonyms as they both mean ‘to start/begin. ‘ In Latin America people use both verbs interchangeably but in Spain people prefer empezar to comenzar, because the latter is more formal and more common in writing.