题目内容：
The most common samples of inorganic materials are the gases of the atmosphere, water, rocks,etc.
参考答案：
答案解析：
选择题：The most common samples of inorganic materials are the gases of the atmospher...
- 题目分类： 大学英语B级
- 题目类型：选择题
- 查看权限：VIP
I read the local newspapers with great interest every evening.
I read the local newspapers with great interest every evening.
As is known to all, China is the largest developing country in the world.
As is known to all, China is the largest developing country in the world.
WHC使用的电源为（）A．28VDC；B．115VAC。
WHC使用的电源为（）A．28VDC；B．115VAC。
Trees need water to grow.
Trees need water to grow.
This box can hold more books than that one.
This box can hold more books than that one.