读课文：1. What's this in English?---It's a pen.2. Write it on the blackboard, please.3. It's a pen. A pen? -- No, sorry. (Is it a pen? --No, it isn't. )4. How do you spell "pencil"? --P-E-N-C-I-L.Can you spell "pencil"? ---Yes, P-E-N-C-I-L.