nope
Depending on it's relationship to the other words in an utterance (sentence), it can either be a transitive verb (one that requires an object) or an adjective.
The Greeks defeated (v) their foes at Troy through treachery and deceit.
The Trojans were a defeated (adj) people once the Greeks landed on their shores.
No, then is not a preposition. It is a conjuction.Than is a preposition.
flew is not a preposition. sorry but through is a preposition
No, then is not a preposition. It is a conjuction.Than is a preposition.
its a preposition
At is a preposition. Anything that can be ___ the box is a preposition. For Example: At the box.
If is not a preposition. It is a conjunction.
If a preposition does not have an object, it is not a preposition. It is an adjective, adverb, or possibly a conjunction.
The preposition, the object of the preposition, and everything in between. The object of the preposition answers the question "(preposition) what?" For example: He looked in the box worriedly. "in the box" is the prepositional phrase because "in" is the preposition, and "box" is the object of the preposition. "Box" answers the question, "(preposition) what?, or in this case, "In what?"
A prepositional phrase begins with a preposition and ends with an object of a preposition.
The preposition is about; the object of the preposition is riots.
Ere is a preposition that is a palindrome.
The preposition is up.