The words am and was are verbs. The tense that they are is: am: present tense. example sentence: I am cool. and for was: past tense. example sentence: I was feeling cold.
The action in a sentence is the part of speech known as a verb.
Adjective
The word motto is a noun. The plural form is mottos.
The subject of a sentence may be what parts of speech?
regular speech
it depends what word it is it could be any part of speech depending on the sentence
An adjective is a part of speech.
The action in a sentence is a verb.
It is a pronoun.