We-Nous- Used when the speaker includes himself/herself in the conversation.
We are going to the store- Nous allons au magazin.
You- Vous- This is the formal form used when you are speaking to someone you do not know well or when you are speaking to more than one person .
Que voulez vous – what would you like?
Ils- They - Used to talk about a group of boys and girls
Elles- They- Used to talk about girls only.
Ils sont blonds- They are blond.(mixed group)
Elles sont blondes- The girls are blond.
Study the plural forms of the subject pronouns. Next lesson I will cover how to substitute them with nouns.