Hi, you seem to be mixing up more than one concept.
"Third person plural" is the form of a verb that goes with "they" - e.g. third person singular "he goes", third person plural "they go".
A plural noun is the form of a noun that denotes more than one, e.g. "ball" becomes "balls".
There is no situation that I can think of where the noun of a sentence would be affected by the subject being third person plural.
I think there is no such thing.Maybe you are thinking of third person plural pronoun. The third person plural pronoun is they.Third person singular pronouns are he /she/it
No, "knows" is not a plural noun. It is the third-person singular form of the verb "to know."
"Have" isn't used for the third person singular conjugation.I have (first person singular)We have (first person plural)You have (second person singular & plural)He/she has (third person singular)They have (third person plural)
Does is the third person singular form of the verb do. Does is used with singular noun or pronoun subjects.
"Ses frères" means "his brothers" or "her brothers" in French. The possessive pronoun "ses" refers to a third person singular or plural subject, and "frères" is the plural form of the noun "brother."
I think there is no such thing.Maybe you are thinking of third person plural pronoun. The third person plural pronoun is they.Third person singular pronouns are he /she/it
Any singular noun not ending in 's', any plural noun not ending in 's', and any third person pronoun not ending in 's'. Examples:John is coming for dinner. (John is a singular, third person, proper noun; dinner is a singular, third person, common noun.)The women raised a lot of money. (Women is a plural, third person, common noun; money is an uncountable, third person, common, noun.)They went to Miami on vacation. (They is a plural, third person, personal pronoun; Miami is a singular, third person, proper noun; vacation is a singular, third person, common noun.)
No, it is a plural noun. The noun penguins could be replaced by the third-person plural pronouns, they and them.
No, "knows" is not a plural noun. It is the third-person singular form of the verb "to know."
It is a plural noun. It is also a verb in the present tense, third person singular.
"Thinks" is the third-person form of "to think", which is a verb... so no, it is not a plural noun.
The conjugation "is" is the third person singular, present tense of "to be."The third person plural, present tense, is "are" (they are).
The noun children is third person plural. The singular form is child.
Noun singular Noun plural Verb (third person singular)
Noun singular Noun plural Verb (third person singular)
It is a plural noun. It is also a verb in the present tense, third person singular.
The word cowboys is a plural noun. It could be replaced by the third-person plural pronouns they or them.