Yes.
No, it cannot be an adverb. Got is the past tense of the verb "get."
Yes it is. It sets a time before which something will not, cannot, or did not occur.Yes, after is an adverb of time.
It is an adverb. It cannot be a preposition. It may be considered a noun in some uses.
No. The word much can be an adjective or an adverb. But it cannot be a preposition.
It is a preposition. It cannot stand alone to modify a verb.
'Cannot' is the adverb because it describes the verb 'be'.
An adverb cannot join clauses as conjunctions do. It cannot be a subject or object as nouns are. It cannot form the predicate without a verb. Notably, an adverb can modify a verb,adjective, or adverb, but not a noun or pronoun.
No, the word "is" cannot be an adverb. It is a form of the verb "to be."
No, the word "from" is a preposition. It cannot be used as an adverb.
No, it cannot. Careful is an adjective and the adverb is "carefully."
No. The word students is a plural noun. It cannot be an adverb.
No, it cannot. The adverb form would be "scaredly" (in a scared way).
No, it cannot be an adverb. Got is the past tense of the verb "get."
No, it can be a pronoun, adjective, or interjection.It cannot be used as an adverb, as wherever can.
No. Can't is a contraction of "cannot" which pairs an auxiliary verb (can) with an adverb (not).
No. Paintings is a plural noun. It cannot be used as an adverb.
No, it cannot. The word lone is an adjective. The adverb form is "alone."