( ) 1. What's his name? ( ) 2. What colour is it? ( ) 3. How many apples? ( ) 4. Where's your book? ( ) 5. What's this? ( ) 6. How old are you? ( ) 7. What's your favourite colour? ( ) 8. How many books do you have? ( ) 9. What's your name? ( ) 10. How are you?
A. Fine, thanks. B. I'm eight years old. C. His name is Li Ming. D. It's red. E. My favourite colour is green. F. I have two books. G. Ten apples. H. It's under the desk. I. It's a red apple. J. My name is Jenny.
的颊尖顶相连成的三角称（）