用所给词的适当形式填空。 1. When is _____ (sally) birthday party? 2. December is the _____ (twelve) month of a year. 3. Mary's birthday is August _____ (eight). 4. Look at the photos of these famous _____ (people). 5. There are twenty _____ (class) in our school. 6. How _____ (many) food do you like to have? 7. Does your friend like _____ (watch ) TV? 8. What _____ (be) your family name? 9. Cindy _____ (have) a new blue sweater. 10. My parents _____ (want) a computer.