完形填空

Tina: Excuse1, Bob. Is this your pencil?

Bob: No, it isn't. Ask Jane. I think it is 2 pencil.

Tina: Is this your pencil, Jane?

Jane: No, 3 pencil is in the pencil case. Ask Tom, I remember 4 pencil is red.

Tina: OK. I will ask 5. Thanks.

Bob & Jane: It is my pleasure.