A preposition is a word that shows a relationship in space or time between two particular objects, people, or places. Prepositions can also indicate a logical relationship between these elements. Prepositions tend to be followed by nouns or pronouns. In this case, the preposition "through" explains the connection between the birds and the air.
A preposition is <span>a word governing, and usually preceding, a noun or pronoun and expressing a relation to another word or element in the clause, some examples of preposition words are, -on -over -like -before In this case, the preposition word in the sentence,</span><span> The birds gracefully flew through the air, is Through </span>
