"can" is an auxiliary verb in those examples.
It is an adjective, as you can see variety means big.
It can be an adverb, a conjunction or a noun. See link for more.
It can be an adverb, a conjunction or a noun. See link for more.
Freshman is a noun.Did you see the freshmen test scores?
It can be an adverb, a conjunction or a noun. See link for more.
preposition
The word "see" can function as both a verb (e.g., I see the car) and a noun (e.g., Let's go for a see).
To accurately identify the part of speech that is underlined, I would need to see the specific sentence or context where the underlined word appears. Please provide the sentence or additional details!
The part of speech for this particular word is a noun.
part of speech
The part of speech for "answer" is a noun.
what part of speech is beneath