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.
抱歉,您未登录!暂时无法查看答案与解析!
登录查看答案解析