【正文】
看誰快? It’s my pencil. It’s her/his ruler. It’s …… A guessing game What’s that? Is that a/an…? Yes, it is./No,it isn’t. A guessing game What’s that? Is that a/an…? Yes, it is./No,it isn’t. It’s her eraser. A guessing game What’s that? Is that a/an…? Yes, it is./No,it isn’t. A guessing game What’s that? Is that a/an…? Yes, it is./No,it isn’t. It’s his backpack. A guessing game What’s that? Is that a/an…? Yes, it is./No,it isn’t. A guessing game What’s that?