Repeat A: Do you have any chewing gum? B: I don't have any, sorry. A: What are you chewing on, then? B: It's a piece of paper. A: Do you know how dirty paper is? B: It was a brand new sheet. A: Why are you chewing it, though? B: I forgot to buy gum, so I'm chewing paper. A: What if you get a paper cut on your tongue? B: I really don't think that will happen. A: I still say it's a bad idea. B: But at least I'm chewing something.