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Eleven: Is this your football?

Twelve: Yes it is.

Thirteen: Thank you.

fourteen: May I use it?

fifteen: Please!

sixteen: Sure!

seventeen: No! it isn't.

eighteen: It is my hat.

nineteen: Here you are.

twenty: Thank you very much.

a: Robbie, is this your football?

Yes it is. Thank you.

Is this your hat, Boddy?

Yes it is. thank you .

b: Is this your nice cake?

Yes it is.

May I use it?

Please! thank you.

Is this your ink bottle?

Yes it is.

May I use it?

Sure.

c: Is this your hat Mr White?

No! it isn't.

Is this your football?

No! it isn't.

d: Is this your hat?

Yes it is.

It is my hat.

Here you are.

Thank you very much!

Is this your glass?

No it isn't

It is my glass.

Here you are.

Thank you very much!