A: Did you write a letter to grandma? B: Yes, I did. A: Did you tell her about school? B: I told her that school is fun. A: Did you put the letter in an envelope? B: Yes, and I sealed the envelope. A: Did you put a stamp on the envelope? B: I couldn't find any stamps. A: They're in the kitchen drawer. B: Okay. I just put a stamp on the envelope. A: Give me the envelope, and I'll mail it for you. B: When is grandma going to learn about e-mail?