No.
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.
The first word in a prepositional phrase always has to be a preposition. The last word is always a noun. For example:after the gameunder the bridgeover rainbowin the library
If a preposition does not have an object, it is not a preposition. It is an adjective, adverb, or possibly a conjunction.
No, the verb 'encounter' does not need a preposition following it. Example: On a walk in the woods we may encounter wildlife. (the noun 'wildlife' is the direct object of the verb 'encounter')
No, an object cannot come before a preposition. A preposition always comes before a noun or pronoun to show the relationship between that word and another word in the sentence. The object of the preposition comes after the preposition.
It is almost always used as a preposition.
The only preposition in the entire question is "in," and the word itself: preposition.
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.
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.
The first word in a prepositional phrase always has to be a preposition. The last word is always a noun. For example:after the gameunder the bridgeover rainbowin the library
If a preposition does not have an object, it is not a preposition. It is an adjective, adverb, or possibly a conjunction.
A preposition is a word governing, and usually preceding, a noun or pronoun and expressing a relation to another word or element in the clause, as in 'she arrived after dinner' (after being the preposition)
No, the verb 'encounter' does not need a preposition following it. Example: On a walk in the woods we may encounter wildlife. (the noun 'wildlife' is the direct object of the verb 'encounter')
No, an object cannot come before a preposition. A preposition always comes before a noun or pronoun to show the relationship between that word and another word in the sentence. The object of the preposition comes after the preposition.
Later is always either an adjective or an adverb.