to study something again before an exam
estudiar algo nuevamente antes de un examen (estudiar algo nuevamente antes de un examen)
"I need to revise for my chemistry exam this weekend."
"Necesito revisar para mi examen de química este fin de semana." (Necesito **revisar para** mi examen de química este fin de semana.)
to continue to obey or follow moral rules or beliefs
to persuade someone to join an activity
to do what is needed or expected, especially in difficult ti...
to establish an honest and transparent exchange of thoughts...
to escalate complicated problems to a higher level
to make people more aware of an issue or cause