Twenties.
You seem to be having trouble figuring out which word is the noun that needs to be the plural. Which thing do you have more of - twenty, year, or old? Twenty years is the modifier for old. You have two twenty year olds.
The plural form of the noun John is Johns.The plural possessive form is Johns'.example: The Johns' house is number twenty five.
The word Gorgan is a proper noun, the name of a person (and a city in Iran). Proper nouns are always capitalized.The plural form for the noun Gorgan is Gorgans.Example: The Gorgans live at number twenty.
The plural form of the proper noun Lopez is Lopezes.The plural possessive form is Lopezes'.Example: The Lopezes' house is number twenty.
Twenties would be the plural to the word twenty.
Yes, the form ties' is the plural possessive for of the noun tie.Example sentence: The ties' pricesrange from twenty dollars to two hundred dollars.
The plural noun is halves.
The plural noun of general is generals. Generals is a regular plural noun.
The plural noun for path is paths. The plural noun for patch is patches.
No, Mice is a plural noun. Mouse is the singular noun.
It is a plural noun.
No, it is a possessive noun. Mothers is a plural noun.