7．______________n．the spending of money 8．______________adj.not decided by rules or laws but by a person's own opinion 9．______________v．to own or have sth 10．______________adj.secret，not to be told to others 答案　1.import　2.sponsor　3.strengthen　4.intend 5．draft　6.unfit　7.expense　8.arbitrary　9.possess　10.confidential