Помогите пожалуйста срочно нужнозадания 2.12-2.14заранее спасибо ,буду очень благодарна вашей помощи

2.12 1. Is my father a worker? Yes, he is. No, he isn't. 2. Is he an engineer now? Yes, he is. No, he isn't. 3. Are these children little? Yes, they are. No, they are not. 4. Are you my best friend? Yes, you are. No, you aren't. 5. Is your daughter a pupil? Yes, she is. No, she isn't. 6. Am I a student? Yes, I am. No, I'm not. 7. Are they good boys? Yes, they are. No, they are not. 8. Is our mother a teacher? Yes, she is. No, she isn't. 2.13 1. I have no book. 2. They no good room. 3. Yes, I have. 4. Ann has a room. 5. Has she a pen? 6. Our dog is little. 7. His pencil is old. 8. Is her lamp good? 9. Give me your book, please. 10. My bag is good. 2.14 1. was 2. are 3. were 4. is 5. is 6. is 7. is 8. is 9. are 10. is. is 11. are 12. is 13. is 14. are 15. is 16. is 17. are. am 18. is 19. is (?) 20. will be 21. are