No, "throughout" is not a preposition. It is an adverb or a prepositional phrase that functions as an adverb.
No, "together" is not a preposition. It is an adverb that is used to indicate two or more people or things being in one place or gathered as a group.
No, "twice" is not a preposition. It is an adverb that indicates something is occurring two times.
No, "yes" is not a preposition. It is an adverb that is used to affirm or confirm something.
"Usually" is not a preposition. It is an adverb that is used to indicate something that commonly or typically occurs.
No, it's a preposition.
Some words can be either an adverb (used alone) or a preposition (used with a noun).The word among has no meaning unless we know "among what" so it is a preposition only.Other similar words (along, behind, between) can have an understood object and serve as adverbs instead.
"In" is a preposition. It is used to indicate location, inclusion, or position within a certain space or time.
No, it is not a preposition. Tall is an adjective and possibly an adverb.
It is never an adverb. It is always a preposition. The word "within" can be an adverb or a preposition, and the word "forthwith" (immediately) is an adverb.
It is never an adverb. It is always a preposition. The word "within" can be an adverb or a preposition, and the word "forthwith" (immediately) is an adverb.
preposition
Adverb: I had a hat on. Preposition: I didn't have any money on me.
In this adverb form of "with" meaning "accompanying," along is an adverb and with is a preposition.
No, "together" is not a preposition. It is an adverb that is used to indicate two or more people or things being in one place or gathered as a group.
It can be either. It can be a preposition, or it can be an adverb (walking about), or even possibly an adjective (up and about).
No, it is not a preposition. Usually is an adverb.