判断题 按买方来样，卖方复制一样品寄对方确认，该样品称为复样。

单项选择题 A、 B、 C、 D、

单项选择题 阅读下面短文并完成第1个完型填空。 The real-name policy is （1 ）not only in buying train tickets, but also in the check-in system. The pilot project is taken into ( 2 ) in Beijing, Shanghai, Wuhan, Guangzhou, Chengdu and their subordinates, ( 3 ) 50 stations. The passenger's name and the number of ID certificate will be printed on the ticket. Passengers should ( 4 ) the train tickets with their own ID certificates, and then pass the ( 5 ) and check-in in those stations.