they
The Italian word 'loro' is used as a third person plural pronoun, equivalent to the English 'they'. It can be used to refer to a group of individuals, and it typically follows the verb in a sentence.
They eat pasta
In this sentence, 'Loro' is used to refer to a group. It is the third person plural subject pronoun, equivalent to 'they' in English. The verb 'mangiano' is in the present tense, third person plural, to correspond to 'loro'.
The book is theirs
In this example, 'loro' is a possessive pronoun, similar to 'theirs' in English. It refers to something that belongs to them. The phrase 'Il libro è loro' means that the book belongs to them.
I gave my books to them
Here, 'loro' is used as a object pronoun, equivalent to 'them' in English. It is positioned after the preposition 'a' which means 'to', expressing the idea of giving something to someone.