What is this?
It's a book.
What's this?
It's a conversation.
Who is this?
She's a teacher.
What's this?
It's a page.
What is this?
It's a name.
What's this?
It's a picture.
What is this?
It's a question.
What's this?
It's a sentence.
What's this?
It's a word.
