单选题 We have to act within the existing legal framework.
A. limit B. procedure C. status D. system

【正确答案】 D
【答案解析】[解析] 划线词词义是“框架;组织”。
A项limit意为界限;例句:That fence is the limit of the schoolyard.那道篱笆是校园的界限。
B项procedure意为步骤;例句:The next procedure is to insert the battery.接下来的步骤是装入电池。
C项status意为状况;例句:We ask the bank to report on his financial status.我们请银行报告他的财政状况。
D项system意为体系;组织。例句:The drainage system has been aged.排水系统已经老化了。
很明显D项正确。