One student has time to learn, it does not sound enough PC problems in terms of sound simulation to distinguish the sound from the hearing, which will lead to a failure to listen to. Speak read write
Where students have time to learn it is not enough to cause problems in terms of discrimination imitate the sound of the hearing, which will lead to a failure in listening, speaking, reading and writing.
To appreciate the students have time to learn and not enough can cause problems in terms of imitation เสียงการ distinguish sounds from the sound, which will also lead to failed to listen. Speak, read and write!