There is no doubt that a goal one needs not only knowledge but also good personalities.A

问题补充：

There is no doubt that a goal, one needs not only knowledge but also good personalities.

A. realizes

B. realizing

C. being realized

D. to realize

答案：

A. realizes

B. realizing

C. being realized

(答案→)D. to realize

解析：考查情非谓语动词。There is no doubt that为固定句型，表示“毫无疑问……”。从句中to realize作目的状语。句意：为了实现目标，一个人不仅需要知识，而且需要好的个性，这是毫无疑问的。故D正确。