Are these sentence correct grammatically? 1. 谁住在隔壁? Who lives next door? 2. 什么时候你该搬走? When should you move out? 3. 难不难管一只鸟? Is it difficult to take care of bird? 4. 为什么是一辆警车停着得在邻居门前? Why is one police car parked in front of the neighbor house? 5. 我饿死了! 你炊过餐吗? I am very hungry! Have you cooked meal? 6. 在草地儿童打着足球吗? At the grassland are children playing football? 7. 多久她要住院得? How long must she be hospitalized? 8. 多少月你爸爸要出差? How many months your baba must be on business trip? 9. 什么是她的病房号码? What is her sickroom number? 10. 请问大夫! 什么时候我可以出院? Excuse me doctor! When can I leave the hospital? 11. 她穿 着什么? What is he wearing? 12. 家的窗户开着得? 关着得? House window is open or close? 13. 马丁告别送行的人吗? Madding did say goodbye to people who came to see her off? 14. 你看着什么书? What book are you reading? 15. 怎么可以 提高 自己的 汉语 水平? How can improve Chinese level? 16. 自要学校放假, 你回家吗? As long as school vacation, will you go back home? 17. 去 mashhad, 坐 火车 好 还是坐 飞机好? Going to mashhad, by train is good or by plane? 18. 火车票 Bi 飞机票, 便宜还是贵? Train ticket than plane ticket is cheap or expensive? 19. 广播里在说什么? What is broadcast saying? 20. 什么时候餐车供应晚饭? When dining car provides dinner?