Cup is a noun in that context.
In the context of the phrase "learn about," "about" is a preposition.
The technology available for displaying media
It could be used as a verb 'to minister to' or it could be a noun 'a Methodist minister'. Parts of speech are determined by context
The term for giving a speech is called "oratory" or "public speaking."
swag
Identifying the historical context of the speech.
identifying the historical context of the speech.
delivery is the public presentaion of a speech
It would probably be best if in the context of the speech it is clear to the audience that the question is rhetorical. If that will be the case, then why not?
It could either be an adjective or a pronoun. It depends in which context.
Either a noun or a verb, depending on the context.
In this context, "two" is an adjective.
It could either be an adjective or a pronoun. It depends in which context.
Cold is an adjective in that context.
Depends on the context. It can be a noun or a verb.
Depending on context, "avalanche" can be a noun or a verb.