need help with verbs

[maiden67]

Can "Mean" and "Pay" be irregular verbs.
Can "get involved" ,"on Sale" be main W/ helping verbs.
Can savings, possibilities be present verbs.
Can these be verbs in that form.

Thanks so much and love this site

[Casiopea]

[1] mean, meant; pay, paid
[2a] "get involved": She is getting involved
[2b] "on Sale" is not a verb: It is on Sale.
[3] Plural Nouns: savings, possibilities
[4a] Continuous Verb: I am saving.
[4b] "possibilities" is not a verb. It comes from an adjective, possible.