按示例回答问题。例如：

Is this your computer？(hers)

 No，it__isn't.It's__hers.

1．Is that his notebook？(mine)

____________________________________________

2．Is this your pencil box？(mine)

____________________________________________

3．Are these your dictionaries？(hers)

____________________________________________

4．Are those his erasers？(his)

____________________________________________

5．Is that your school？(theirs)

____________________________________________

答案

1.No，it isn't.It's mine.　2.Yes，it is.　

3.No，they aren't.They are hers.

4．Yes，they are.　5.No，it isn't.It's theirs.