How to Use "cogitative" with Example Sentences

1. He looked at me with cogitative eyes .
2. The fiducial fund that all surplus money should do a society to entrust his to manage , and have cannot the responsibility of shirk , should use this fund at him the course is cogitative , judge the career that will surely produce optimal result to whole society quite .
3. The soaring of vox populi and the rising development of mass media made the management within the military supervised more rigidly that impacted heavily on the leadership of cadres , whenever they want to dictate or make decision , they must be more cogitative so as to prevent from any aftereffect .