A ( )1. How many desks are there? ( )2. Are you Miss Li? ( )3. How old is your father? ( )4. What's the weather like today? ( )5. Are these your books? ( )6. What are these? ( )7. Are there any computers in the science lab? ( )8. Is Helen next to you? ( )9. Sit down, please. ( )10. What's your favourite colour?
B A. They are oranges. B. Thank you. C. Yes, she is. D. Orange. E. Yes, there are. F. Yes, they are. G. Cold. H. Fourteen I. Yes, I am. J. Fifty-two.