Question

Is "A" a preposition?

Answer 1

"A" is an article; it is not a preposition.

Explanation:

A preposition links a noun (or pronoun) in some relationship with some other part of the sentence.

`color(white)("XXX")`The frog in the blender looked nervous.
`color(white)("XXX")`The cat under the tree beside the river dreamed of fish.
show some examples of prepositions