Ir and -ending verbs are very similar in their endings when they are conjugated. how do they differ in their endings when they are conjugated answer this asap

Which sentence contains a completed action? when i was a child there was a fair in my town every year. i won a prize at the fair last year.

The teacher didn't explain this at all and i don't understand this

Describe a situation where you heard another language being spoken. did you know what language it was? were you able to understand what you heard? write a four- or five-sentence paragraph, in english, that describes this experience. write in english.