补全对话，将序号写在横线上。
Li Ming: Mum.may I go on a trip to Beijing？
Mom： ________
Li Ming：But it’s the capital city of our country。
Mom：________
Li Ming：You can come . too！
Mom：________
Li Ming：It’s only 278 kilometers from Shijiazhuang to Beijing.
Mom：____________________. You are a good boy. You may go. I can come.too!
Li Ming：________