Does the lady buy any chalk?

A:I want some envelopes, please.

B:Do you want the large size or the small size?

A:The large size, please.

B:Do you have any writing paper?

A:Yes, we do.

B:I don‘t have any small pads.
I only have large ones.
Do you want a pad?

A:Yes, please.

B:And I want some glue.

A:A bottle of glue.

B:And I want a large box of chalk, too.

A:I only have small boxes.

B:Do you want one?

A:No, thank you.

B:Is that all?

A:That‘s all, thank you.

B:What do you want else?

A:I want my change.

新概念英语（1-59）Is that all