You can say my in Korean in many ways. You can say 나의 (pronounced as na-eei). If you want to say, for example, this is my pencil, you'll say 이것은 나의 연필이다. This is more a formal way.
But, if it is informal, you can say 내 (pronounced as ne). It is kind of a shortened way of the informal way, 나의.
Bolt action and lever action, I believe
Our society have many people from different countries from Europe, Asia, Africa etc. If we understand how cultural groups communicate, it will help us to communicate with new people we met each day.
Cultural communications are complex and many people are shy, so that right responses are more important than sending the right message in intercultural communication.
Intercultural communication is a communication between people of different cultures and different origins.