A—Purchase contract B—Market research
C—Competitive advantage D—Cash flow
E—Real profit F—payroll tax
G—Payment certificate H—The profitability of the enterprise
I—Business operation J—Profit and loss
K—Business transaction L—Base tariff level
M—Gross profit N—Net profit
O—Application for insurance
Example: ( O )申请保险 ( F )工薪税
51. ( )业务经营 ( )毛利
52. ( )巾场研究 ( )利润和亏损
53. ( )交易 ( )竞争优势
54. ( )现余流转 ( )企业盈利率
55. ( )实际利润 ( )基础税率