The verb is - get on
with
= a phrasal verb.
Never isn't a verb, so a sentence with it as a verb would be grammatically incorrect.
The verb in the sentence "I'll never understand physics" is "understand."
The positions of nouns are as the subject of a sentence or a clause and the object of a verb or a preposition. Examples:Noun subject: Aunt Jane made cookies for Jack and Jill.Subject of clause: The cookies that Aunt Jane made are for Jack and Jill.Noun object of verb: Aunt Jane made cookies for Jack and Jill.Noun object of preposition: Aunt Jane made cookies for Jack and Jill.
will understand. Never is an adverb of frequency but it comes before the main verb understand
The verb is 'have been', the adverb is 'never'.
could have moved. Never is an adverb.
verb phrase = could have moved (never is an adverb and not part of the verb phrase)The verb phrase in 'We could never have moved that tree by ourselves,' is 'have moved.'
Understand is the verb, never understand is the verb phrase.
A noun functions as the subject of a sentence or clause, or the object of a verb or a preposition.Example sentences:Noun subject of sentence: Aunt Jane made cookies for the children.Noun subject of clause: The cookies that Aunt Janemade are for the children.Noun object of verb: Aunt Jane made cookies for the children.Noun object of preposition: Aunt Jane made cookies for the children.
after the verb
A verb phrase is the verb and its dependents (objects, complements, and other modifiers), but not the subject or its dependents.The verb phrase in the sentence is "will never understand physics".This is a tricky one because part of the verb (will) is hidden in the contraction "I'll".The subject of the sentence is I.
Had is the auxiliary verb, and met is the main verb.