All of them try to use the power of the workstation information in a more effective way.A

问题补充：

All of them try to use the power of the workstation information in a more effective way.

A. presenting

B. presented

C. being presented

D. to present

答案：

A. presenting

B. presented

C. being presented

(答案→)D. to present

解析：考查非谓语的用法。通过句意可知要用不定式作状语表示原因。为了更好的展示信息。所以答案为:D ks5u