About is "almost always" a preposition. But it may be considered an adjective as in "up and about" and it is an adverb in the terms "come about" or "turn about."
No, "into" is not always a preposition. It can also function as an adverb or a particle in some cases.
No,a preposition does not have to have a preposition phrase,but a prepositional phrase does have to have a preposition
"Always" is not a preposition; it is an adverb, which typically describes the frequency of an action or event.
No. It is commonly preceded by a preposition because it is the objective form of "who." You could say "who called whom" without using a preposition.
If a preposition does not have an object, it is not a preposition. It is an adjective, adverb, or possibly a conjunction.
No, "into" is not always a preposition. It can also function as an adverb or a particle in some cases.
"Always" is not a preposition; it is an adverb, which typically describes the frequency of an action or event.
No,a preposition does not have to have a preposition phrase,but a prepositional phrase does have to have a preposition
It is almost always used as a preposition.
The only preposition in the entire question is "in," and the word itself: preposition.
No. It is commonly preceded by a preposition because it is the objective form of "who." You could say "who called whom" without using a preposition.
If a preposition does not have an object, it is not a preposition. It is an adjective, adverb, or possibly a conjunction.
No. Always is an adverb of frequency (time), generally the opposite of never.
The preposition in a prepositional phrase is always positioned before the object of the preposition. For example, in the phrase "in the box," the preposition "in" is followed by the object "box."
The preposition "with" is typically used with the verb "interfere." For example, "He always interferes with my work."
Both may be prepositions, though "for" is practically always a preposition. The word but is almost always a conjunction, more rarely a preposition (no one but me), an adverb, or a noun.
It is almost always used as a preposition.