高炉冶炼过程专家系统是按高炉操作专家所具有的知识进行信息集合和归纳，通过推理做出判断，并提出处理措施，形成了的专家系统。
参考答案：对
In Chongqing, many students walk to school and it usually takes them a few minutes ________ there [ ]
A. get
B. gets
C. to get
D. getting
论述固定化酶反应器的类型及其特点和适用范围
