There are two accepted forms for possessive singular nouns ending in s:
Add an apostrophe (') after the existing s at the end of the word: Carlos'
Add an apostrophe s ('s) after the existing s at the end of the word: Carlos's
Examples:
Carlos' mother will pick us up at three.
Carlos's mother will pick us up at three.
Note: If you are a student, use the form that is preferred by your teacher.
The possessive noun Carlos's is the singular possessive form.The plural form of the noun Carlos is Carloses.The plural possessive form is Carloses'.Examples:I like Carlos's new bicycle.The Carloses' children are twins.
Oh, dude, Carlos's bike is a singular possessive. It's like saying, "That is Carlos's bike," not "That is Carlos' bike." So, if you see Carlos riding around on his sweet wheels, just remember, it's his bike, not anyone else's.
The singular possessive form of "test" is "test's".
The singular possessive pronouns are mine, yours, his, hers, and its. The singular possessive adjectives are my, your, his, her, and its.
The singular possessive is ant's.The plural possessive is ants'.
Museum is singular. Museum's is singular possessive. Museums is plural. Museums' is plural possessive.
The singular possessive of dish is dish's
Taco's is the singular possessive.
The singular possessive form is classmate's.
The singular possessive is fish's.
Grave's is the singular possessive.
The singular possessive is Martin's.