Because it is a major, we used to say in our country. So we communicate in society. If we do not understand the language of our own, then we will understand each other's language?
Because of that we speak in our country. So we can understand each other in society. If we do not understand our own language. Then you will understand the language of others, however.
Because of that we use in our country. For us to communicate with each other in a society can be understood. If we don't understand our language. Then we can understand the language of others?