Task 2 Directions: After reading the following passage, you will find 5 questions or unfinished statements, numbered 10 to 13. For each question or statement there are 4 choices marked A), B), C) and D). You should make the correct choice and mark the corresponding letter on the Answer Sheet with a single line through the center. prefix="o" ns="urn:schemas-microsoft-com:office:office" ?xml:namespace> Whenever traveling on Shanghai Airlines(SAL) flights with paid tickets, you will earn air miles according to the class shown on your tickets. When you have accumulates enough air miles, you can apply for a premium,( 奖励 ) ticket or other premium items. Passengers(12 years old and over ) are eligible( 合格的 ) to join SAL FFP(Frequent Flying Passenger) Club unless it is banned( 禁止 ) by the law of the country where they live. Please fill out the application form on the back and mail it to the Customer Service Center of SAL Customer Service Center will mail the membership card and manual to you within 30 working days after receiving your Application From. Please show your membership card when you check in at an airport. Please retain a photocopy of the ticket, the original boarding pass as well as a photocopy of your receipts after traveling or making purchases at SAL partner businesses until you confirm the record has been changed to your account. If you flew SAL 3 months before your registration of SAL FFP Club, please mail to SAL Customer Service Center a copy of your ticket and the original boarding pass with your card number on it for recording air miles. The application Form can be used by one person only ,and copies are void( 无效 ) . For more information, please refer to the SAL FFP Program Guide. 10. What does SAL stand for in this passage?