单项选择题
Whom should the application form be sent to if you want to apply for SAL FFP Membership（）
A．SAL FFP Club. B．The SAL ticket office. C．The SAL headquarters. D．SAL Customer Service Center.
单项选择题 What's the legal age to join SAL FFP Club according to the passage（）
单项选择题 Who can apply for a premium ticket from SAL according to the passage（）
单项选择题 What does SAL stand for in this passage（）
