Being a good student, it should be a good fit to their operating status and intend to study hard to read and review the lessons on a regular basis, and in obedience to the command of the school, teachers, etc.
Being a good student should behave well suited to study the presence and love to read and review the lessons regularly and obey the instruction of teachers, and so on.
A good student should behave well fit the status and study diligent reading and reviewing of lessons regularly and obey the instruction of teachers and so on