17.The Customs shall reply in writing within______from the date of

　　receipt of the application for the refund of the duty paid and notify the applicant of its decision.

　　A. one months 　　B. two months 　　C. three month 　　D. six months

　　18.The accurate declaration for the import goods is made by the______.

　　A. consignee B. consignor C. Customs D. any person

　　19.The loading,unloading,transshipment and transit of inward and

　　outward mail bags are subject to Customs control and a______way bill

　　should be submitted to the Customs by the enterprise providing providing postal service.

　　A. cover B..covering C. covered D. having covered

　　25.One of the very important documents in the foreign trade

　　business is B/L.B/L is the abbreviation for_______.

　　A. Bill of Lading

　　B. Commercial Invoice

　　C. Buying Contract

　　D. Letter of Credit

　　26.The goods which do not pass through the territory by land but call for a

　　change of the means of transport at a place

　　with a Customs establishment is defined as_____.

　　A. Transit goods

　　B. Transshipment goods

　　C. Through goods

　　D. Import and export goods