1. 根据表格内容填入相应的名词性或形容词性物主代词。

Name	book	dog	pens
Amy	√
Jack		√
Amy and Jack			√

1. （1） —Whose book is that?

   —It's Amy's. It'sbook, The book is

3. （2） —Whose dog is that?

   —It's. It'sdog. The dog is.

5. （3） —Whose pens are those?

   —They are. They arepens. The pens are.