The word by is typically a preposition. As an adverb it means next to or near.
The people gathered to watch the army trucks roll by.
Most people never realize when they have let an opportunity pass by.
He did that equation very quickly.
It is about 12 o'clock. There are about 20 students in the class.
An adjective is used to bring together two independent clauses that are closely related in thought, in a single sentence. A conjunctive adverb is an adverb that does the same thing.
Adverb phrases modify the verb, adjective, or adverb of the sentence.
Three is not an adverb. In a sentence it is a noun or an adjective.
Like this: I did my history homework yesterday. That's how you use yesterday as an adverb in a sentence
Adverb
(You would have to use the adverb, which is tenderly.) She touched his face tenderly.
In the English language, "fire" has no adverb form.
Profoundly is a adverb.
She jumped high up into the air. The word "high" is an adverb in the sentence above.
the adverb for easily is still easily but it depends on how it is being use in a sentence.
Correctly is the adverb in that sentence.
That sentence does not have an adverb.
It is the adverb for doleful, but I do not think you should use it in a sentence
Yes, you can as long as the sentence makes sense.
The word below can be an adjective, adverb or preposition. It is an adverb in the sentence: "To see another example, look below."