I want some envelopes please .   Do you want the large size , or the small size ?   The large size please . Do Have you any writing-paper ?   Yes , we do . I don't have any small pads . I only have large ones . Do you want a pad ?   Yes , please . And I want some glue .   A bottle of glue .   And I want a large box of chalk , too .   I only have small boxes . Do you want one ?   No , thank you .   Is that all ?   That's all , thank you .   What else do you want ? 