( ) 1. How old are you? ( ) 2. What's this? ( ) 3. Who is she? ( ) 4. Where is your mom? ( ) 5. What's he like? ( ) 6. What can you see? ( ) 7. What toys do you like? ( ) 8. Can I have an apple?
A. She is at home. B. He is tall. C. I'm seven years old. D. Yes, you can. E. She is my aunt. F. It's an orange. G. I can see a bird. H. I like a doll.
面形态特征的曲线（）