The possessive form of the singular noun mailbox is mailbox's.
example: The mailbox's pole was snapped in half.
The noun mailbox is the singular form; the plural is mailboxes.
The plural possessive for mailbox is mailboxes'. Example sentence:They gave us a list of the mailboxes' locations in need of repair.
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 form is classmate's.
The singular possessive of dish is dish's
Taco's is the singular possessive.
The singular possessive is biker's; the plural possessive is bikers'.
The singular possessive is fish's.
Grave's is the singular possessive.