一.把下列句子改为否定句
1.There are some pay phones on that street.There ____ ____ pay phones on that street.2.Lucy is writing a letter to her sister.Lucy _____ _____ a letter to her sister.3.Mary often plays sports after dinner.Mary _____often _____sports after dinner.4.There is a post office near here._____ _____ a post office near here.5. I like giraffes and penguins.I _______ like giraffes _______ penguins.6. He can cook Chinese food.He _______ _______ Chinese food.7. They are having an English class.They____ ____ an English class.8. She has a nice house.She ____ ____ ____ a nice house.9. I think the movie is boring.I ____ ____ the movie is boring.10. Her brother wants to visit Beijing.Her brother____ ____ to visit Beijing.11. I’m writing a letter to my pen pal.I ____ ____ ____ a letter to my pen pal.12.She does her homework in the evening.She ___ ___ her homework in the evening.13. Mr Li eats lunch at 12 a.m.Mr Li_____ _____ lunch at 12 a.m.