A —marine insurance B —fire insuranceC —compulsory insurance D —life insuranceE —insurance policy F —termination of riskG —coverage H —loss ratioI —cargo damage survey J —obligation of compensation for lossK —indemnity L —time limit for filing claimsM —to renew N —natural lossesO —cargo insurance P —notice of lossExamples：(B) 火险 (N) 自然损耗1．( ) 索赔时限 ( ) 货损检验2．( ) 保险单 ( ) 保险总额3．( ) 赔付率 ( ) 续保4．( ) 强制保险 ( ) 损害赔偿5．( ) 保险责任终止 ( ) 海损保险 1（）