I have a problem because I do not understand chemistry.
Soon I test high school and I have to prepare well for it. I would like him to write the best, because I care about good schools. COUNCIL: you should take the tutoring, the teacher to listen carefully, devote much time to learn the chemistry, to solve the tasks DoZo
you should not: to talk in class, do the arrears, postpone learning until the last minute-is just one example)