Hello, I'm Bob. Look! This is a book. It's my English book. That is a black eraser. It's Mike's eraser. My eraser is black. It's in my pencil box. Oh! What's that? It's a dictionary. It's Tom's dictionary. Are the rulers Tom's? No, they aren't. They're Jenny's.

—Yes, it is. Thank you.

A：Excuse me, Tom.{#blank#}1{#/blank#}

B：Yes, it is. Thank you.

A：The eraser is yours.{#blank#}2{#/blank#}

B：It isn't mine. You can ask Mary. Her ruler is green.

A：{#blank#}3{#/blank#}

B：No, she isn't. She is in the library. If you can't find her, you can call her.{#blank#}4{#/blank#} It's 326-4589.

A：OK. Thank you.

B：{#blank#}5{#/blank#}

This is my book.{#blank#}1{#/blank#} {#blank#}2{#/blank#} yours?

—Thanks. What color is{#blank#}1{#/blank#} schoolbag? (填代词)