—____. They are hers.
Hello, I'm Bob. Look! This is a book. It's my English book. That is a black eraser. It's Mike's eraser. My eraser is black. It's in my pencil box. Oh! What's that? It's a dictionary. It's Tom's dictionary. Are the rulers Tom's? No, they aren't. They're Jenny's.
Is thispencil?
—No, isn't. dictionary is here. (填代词)
, .
his pencil?
—Yes, it's (my).
—They're (dictionary).
That's not English book. It's .
Are those ?