1. 在事务   on business   business card   interest income   tax   Hint Half-n-half Clue   2. 事务   to pay   profit sharing   sale   business   Half-n-half Clue   3. 卖   to sell   business card   tax   income tax   Half-n-half Clue   4. 税   profit margin   company   to pay   tax   Half-n-half Clue   5. 价格表   price list   income tax   to sell   wage scale   Half-n-half Clue   6. 产品   business hours   to invest   product   to sell   Half-n-half Clue   7. 利润率   profit margin   business   to buy   to invest   Half-n-half Clue