根据所给汉语提示，完成下列英语句子。

我的背包靠近棒球在沙发上。

My backpack is ________ ________ the baseball on the sofa.

你会询问物品的位置并回答吗？请流利地说出下列句子。

　　(1)－Where's my backpack?

　　－It's under the table.

　　(2)－Where are my books?

　　－They're on the sofa.

　　(3)－Where's my baseball?

　　－It's in the backpack.

　　(4)－Where is my computer game?

　　－It's under the bed.

　　(5)－Where are your books?

　　－They're on the chair.

　　(6)－Where are his keys?

　　－They're on the dresser.

　　(7)－Where are her keys?

　　－They're on the table.

　　(8)－Is the baseball on the sofa?

　　－No, it isn't. It's under the chair.

　　(9)－Where are my books?

　　－I don't know. Are they on the bed?

　　－No, they're not.

　　－Are they under the bed?

　　－Yes, they are.

　　(10)－Where's the bag?

　　－I don't know. Is it on the dresser?

　　－No, it isn't.

－Is the baseball on the sofa?

－No, it isn't. ________ under the chair.

[　　]

“Is the baseball on the sofa?”

“________. I can't see it.”

[　　]