土地规划资质管理
参考答案：
根据有关规定，通过制定相应的土地规划资质等级和有关评估标准，对规划编制机构实行资质等级认定和编制人员资格的管理工作。
— I telephoned him twice and I couldn't get through to him.
— I think that the line might have been out of order, ____ ? [ ]
A. don't you
B. wasn't it
C. do you
D. hadn't it
如果系统的物理内存不能满足应用程序的需要，那么就需要使用（）内存。
