For example, some students when studying the special did not return the knowledge loop article anchovies are learning to forget and lose time to bring back new knowledge.
For example, some students have started classes and then not come back to review what they learned the cause of forgetting. And time to bring the new knowledge.
For example, some students just when class came back to review the knowledge learned to ำให้เกิด forgetting. And time the reopening of knowledge again.