根据语境，用恰当的语言完成对话。 (After the graduation ceremony, Kang Kang and Li Ming are talking about their summer vacation plans at home.) Kang Kang = K        Li Ming = L K: Hey, Li Ming. Summer vacation is coming. What are you going to do this special summer vacation? L: 1.___________. My sister works in a clothes factory there, I hear it is a modern, beautiful developed city. K: Sounds great. 2.____________? L: Since last year. She has been working there after her graduation. K: 3.___________? L: By train. You know Wuguang Express works well, people from Wuhan can take Wuguang Express there. K: 4____________? L: About three hours. More and more people prefer to go there by express. K: That's right. 5______________? L: In half a month. My parents will go and see my sister with me. K: Have a good trip. L: Many thanks.