歌词：
What's this?
Guess!
What's this?
Guess!
A pen?
A book?
A pencil box?
Yes!
What's that?
Guess!
What's that?
Guess!
A desk?
A chair?
A backpack?
Yes!
This is a desk.
This is a chair.
And that is a backpack
over there!
This is a pen.
This is a book.
And that is a pencil box!
Take a look!
