The dog would retrieve the sticks many times.
She went to retrieve her homework
Yes, you can. Here is an example: He had to retrieve his lost baggage.
did you retrieve my message? How to retrieve your facebook posts?
To retrieve the stray ball
when i was asked to retrieve my sister's homework, i sighed
Yes because retrieve is an action- to retrieve.
If you wish to retrieve your hat from the garden you will have to climb over the fence
He used the chisel to remove the material. They were able to chisel through the concrete to retrieve the kitten.
The priest, the rabbi and the rabbit went into the bar.
The sons mom told him to tell his dog to go retrieve the newspaper.
Retrieve is from the Latin re- (meaning again) and trouver (meaning to find). Recupere = To retrieve in Latin
It depends on the context of the sentence. Some alternatives are:- fetch, retrieve, catch, contract, arrive... There are many more !