A. Set a time limit for the things you do. When you reach it, move on to the next thing.
B. Make a habit of practising Maths every day and ask your teacher for help if necessary.
C. Try your best to get along with people around you and try to explore different hobbies.
D. You don't have to follow the crowd. Find a private place and work hard during break time.
E. Focus on one subject at a time. Write notes so that you can remember things better.
F. Make a detailed plan for all the homework and set a time limit for each homework.