Threw or Through ?
Your choice!
Threw
Exemple : ‘’I threw the ball for my dog.’’
The words "threw" and "through" are homonyms and therefore they are commonly mixed up. "Threw" is the past tense of the verb "to throw."
Through
Exemple : ‘’I am going through my clothes to give to charity.’’
"Through" is a preposition and adverb which denotes direction from one end to another.