补全对话 (每空一词)。 |
A: Where l. _____ my book? B: I 2. _____ know. 3. _____ it in your backpack? A: No, it 4. _____ B: Is 5. _____ on your desk? A: 6. _____, it isn't. B: Is 7. _____ on the teacher's desk? A: No, it 8. _____ B: Oh, look! 9. _____ 10. _____ your desk. A: I see it, too. Thanks. |