Increase your choices for the "next step" by doing your best in all academic areas:
Check your grades often and communicate with your teachers about any missing work or assignments or tests to re-do.
In addition to the materials provided on teacher websites, search for online tutorials, apps or a webquest that may help you study more effectively. Make flashcards yourself or use a virtual study tool don't expect to be "spoon fed" information.
Study for the ACT and it is never too early to start searching for scholarships or narrowing down that career choice. Even junior high students explore career options like these on Nebraska Career Connections.
If you are determined to be four year college bound, make sure you've:
Applied and sent your FAFSA in October to more than one university
Checked on scholarships especially those specifically for the universities you applied.
Taken the ACT two times before Christmas of senior year.