之所以形成这样的性格，我认为有两方面的原因。第一是遗传，因为我的父母也

之所以形成这样的性格，我认为有两方面的原因。第一是遗传，因为我的父母也是内向的人。遗传也是个性形成的主要原因。第二是我所处的环境，我的朋友比较少，所以形成了这样的性格。

結果 (英文) 1:

Formation of character, and I think there are two reasons. First, genetic, because my parents are introverted people. Genetic character-forming the main reason. The second is my environment, my friend is relatively small, so it becomes a character.

結果 (英文) 2:

The reason why the formation of such a character, I think there are two reasons. The first is genetic, because my parents are introverts. The main reason is the formation of genetic individuality. The second is my environment, my friend less, so the formation of such a character.

結果 (英文) 3:

The reason why the formation of such a character, I think there are two reasons. The first is genetic, because my parents are introverted people. Heredity is also the main reason for the formation of personality. Second is my environment, my friends are less, so the formation of such a character.