Children learn in a very loud sound may be some students who do not understand. I will be teaching a special case. To understand and explain to your friends and catch up.
Children rarely learn in the sound area, there may be some students who didn't understand. I had to call to teach as a special case. To understand and explain, understand, and follow your friends '
They didn't listen to audio set in school as it may be some of the students who didn't understand what I had been taught as a special case will be called again to understand and explain to understand, and in accordance with your friends as soon as