题目内容：
One focus on the green roof research is the evaluation of suitable plant species.
参考答案：
答案解析：
单选题：One focus on the green roof research is the evaluation of su
- 题目分类：理工类
- 题目类型：单选题
- 查看权限：VIP
Henry Manley' s company was in deep trouble.
Henry Manley' s company was in deep trouble.
In Britain and many other countries appraisal is now a tool
In Britain and many other countries appraisal is now a tool of management.
What is your goal in life?
What is your goal in life?
对总体中全部个体编号，采用抽签、摇号、随机数字表等方法确定中选号码，相应的个体为样品。这种方法为（ ）。
对总体中全部个体编号，采用抽签、摇号、随机数字表等方法确定中选号码，相应的个体为样品。这种方法为（ ）。
(2008年真题)可直接用于施工作业技术活动质量控制的专门技术性法规是（ ）。
(2008年真题)可直接用于施工作业技术活动质量控制的专门技术性法规是（ ）。