用所给词的正确形式填空。 1. This is _____________ (I) book. This hook is _____________ (my). 2. This is a _____________ (child). These are _____________ (child). 3. Is this hat _____________ (your)? No, it isn't _____________ (my). 4. What's she doing? She's _____________ (wash) the _____________ (dish). 5. Mrs. Smith is _____________ (cook) eggs for me. 6. Listen! Li Jing _____________ (sing) in the classroom. 7. Jack _____________ (go) to bed at 10: 00 in the evening. 8. Without _____________ (a) umbrella, I'm wet on a rainy day. 9. Here are many _____________ (dress). 10. I want everyone to sing _____________ (loud).