Do you want a single ticket or return ticket? 你要单程票还是往返票?
I want a single ticket. 我要一张单程票。
Do you want a single or a return ticket? 你要单程票还是往返票?
DB already runs co-ordinated services with Lufthansa that allow travellers to transfer from a plane to a train with a single ticket, for example. db已经在和汉莎航空提供协同服务，比如说允许旅客可以只用一张票，从一班飞机转到一个列车。
Darwin also uses a bus service. International students receive concession rates on Darwin buses. Fares start at AUD$0.50 for a single ticket valid for three hours. 达尔文市的公共交通也主要是公共汽车。留学生也享受折扣票的待遇。车票从5角钱起，有效时间为三个小时。