I would like to know what's the difference of じゃん and だろう／でしょう. the meaning I know it's similar, but when I should use each of them? Is it same to say: これはすごいじゃん！ ＝ これはすごいでしょう！ ＝ これはすごいだろう！ ...
One friend of mine told me when she was living in Japan, she liked to end her sentences with ん (maybe instead of の). Examples: 明日学校にいくん？ 明日学校に行かないと思う…風邪引いたん。 Actually I've never seen it! But my ...