An apostrophe showing possession always have to include an "s"
purse's (singular) or purses' (plural)
One purse's owner was lost without it!
Many purses' belongings were spread out all over the counter.
The singular possessive form is evening's. The plural possessive form is evenings'.
The possessive form for the 'recipe of the chef' is the chef's recipe.
To write "class" in plural possessive form, you would write "classes'" to indicate that something belongs to multiple classes.
The term 'ears of a dog' is 'a dog's ears'.
The word messenger's is the possessive form for the noun messenger, for example the messenger's bicycle. The plural possessive form is messengers'.
The possessive form is the lions' roar.
That is Jimmy's penny.
Only nouns and pronouns have possessive forms. The word 'write' is a verb.
Choir's is the possessive form of the noun.
The possessive form is the mouse's barbecue.
The singular possessive form is mother's.The plural possessive form is mothers'.
singular possessive of "eagle": eagle's plural possessive of "eagle": eagles'