Have I correctly used 'determined,' 'eager,' and 'aware' in the following sentences?

Have I correctly used 'determined,' 'eager,' and 'aware' in the following sentences?

1. Determined to unleash their full writing potentials, three students participated in writing contests.
2. Eager to showcase their outputs and talents, the university students participated in the culminating activity.
3. Aware of their role in safeguarding and promoting their children’s welfare, the parents of the junior high school students took part in the orientation on school rules and regulations.