A: I'm not sleeping here tonight. B: What's the matter? This is a nice room. A: Maybe the room is nice, but not the bed. B: What's wrong with the bed? A: Look at this sheet. B: Yes? A: See those stains? B: I sure do. A: I'm not sleeping on that sheet. B: Well, just call the front desk. They'll give us new sheets. A: I want sheets without stains on them. B: From now on, let's bring our own sheets.