Wake up your mind. Get rid of clutter. Clear the desk or table of all materials not related to the current project. Get help early before the academic damage is irreversible. Many schools offer free tutoring in a variety of subjects.
Study groups are great but in general studying alone is more effective.
Post this where you can see it daily. Goals should be specific and clear. Determine the purpose of your goals and their achievement benefits. Write them down next to our goal. Set target dates for self-evaluation of progress.