A. courier services companyB. express serviceC. insured mailD. international express serviceE. China PostF. return addressG. package serviceH. postal codeI. printed matterJ. money orderK. commemorative stampL. greeting cardM. self pick-up express itemN. postal parcelO. letter boxP. freight collect express itemQ. registered mailExamples：A.快递公司 P.到付件1. ( )保价邮件2.( )中国邮政3. ( )邮政包裹4.( )纪念邮票5. ( )国际快递服务 6.( )邮政编码7. ( )自取件8.( )汇票9. ( )贺卡10.( )回复地址