句型转换。(5分)
（1）I can go by the No．1 bus．（改成一般疑问句）
                                                          
（2）They go to school on foot．（对画线部分提问）
                                                        
（3）Do you know the traffic rules?（作肯定回答及否定回答）
                                                        
（4）Tom's father is a doctor．（对画线部分提问）
                                                        
（5）Tom's father works in a hospital．（对画线部分提问）