[speaker001:] Take care, Peter. Don't run so fast.Are you tired?
[speaker002:] Oh, yes. May I sit on the grass?
[speaker001:] No, you mustn't sit on the grass.Don 't you see the notes?
[speaker002:] Yes, I can see it.But what's on it?
[speaker001:] It says Keep off the grass!
[speaker002:] Well, there's a bench under the tree.We can sit there.
[speaker001:] Be careful.You can't smoke here.
[speaker002:] Why not?
[speaker001:] Can't you see the notes there? It says No smoking here.