1. (2016七上·大江东期中) 按照要求完成句子改写。

1. （1） That is my book.(改为复数)

   are my books.

3. （2） My card is in a book. (划线提问)

   is your card?

5. （3） It's her key. (改为同义句)

   The key is .

7. （4） That red ruler is mine.(改一般疑问句)

   that red ruler yours?

9. （5） The pen on the desk is blue.

     is the pen on the desk?