Katie accepts an invitation from Olivia to watch a DVD at Olivia's house. Olivia is making hotdogs and popcorn for them. Ryan invites George to join him for a meal in town, but George cannot accept because he has to babysit his little brother while his parents are at work. Ryan says they may stop by George's house after lunch. The document provides sample dialogues of making and accepting or declining invitations, and discusses the use of "shall" in offering suggestions.