2. His name is David.

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1. This is my pencil.

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12. Tom's brother ________ not in the room.

11. My favorite color ________ blue.

10. ________　 you teachers? No, we ________ not. We ________ students.

9. Amy and Kay ________ here. They ________ not at home.

8. Li Lei ________ at school today. He ________ drawing a picture now.

7. These books ________ blue. They ________ English books.

6. David ________ a student. His sister ________ a student, too.

5. What ________ this? It ________　 a bird. Its name ________ Polly.