A pronoun takes the place of a noun close nounA noun is the name of a thing, such as an object, a place, or a person. in a sentence. Pronouns are short words like 'it', 'she', 'he', 'you', 'we', 'they ...
The apostrophe can be used to show who things belong to. If an item belongs to something, the apostrophe shows us who, by sitting at the end of the noun. If that noun doesn't end in s, the apostrophe ...