Relacionar Columnas TN 2 U1 Getting acquaintedVersión en línea Match the expressions with their explanations. por Araceli Aguilar 1 You say this when you want to ask about someone's recent activities. 2 You say this when you're not sure if you know someone, but you think you might. 3 You say this to suggest that someone call or e-mail you in the future. 4 You say this when you want to introduce someone to a new place.