afraid miss officer sir take care(多保重) take off() Li Lin says goodbye to his sister Li Wei. Li Lin says that he will (1) ________ his family, and Li Wei tells him to (2)__________ . When Li Lin gets on the train, he sees an elderly man sitting in his seat. He politely calls the elderly man (3)_______ and says he is (4)_________ the elderly man is sitting in his seat. The ticket (5) _________ arrives and explains the mistake. Li Lin kindly offers to change seats with the elderly man, and goes to Car 9. There he sees his friend Wen Peng, who is happy to see him and tells him to (6)________ his jacket, sit down and make himself comfortable.