French is the language of love, so if someone is speaking French to you, and you are really attracted to them, this could be a good thing.
Here is the meaning of some common French expressions.
Je t'aime (Pronounced zhuh tem) I love you
Voulez-vous coucher avec moi (ce soir)? (Pronounced voo-lay-voo-coo-shay-aveck-mwah) Will you sleep with me tonight?
S'il vous plaît (Pronounced seel voo play) Please
Je ne comprends pas (Pronounced jhuhn kom-prohn pah) I don't understand.
De Rien (Pronounced dah ree-ehn) That's ok.
Merci (Pronounced mare-see) Thank you.
Say je t'aime, thank you.