YOU SAID:
My brother is very bad
INTO JAPANESE
私の兄はとても悪い
BACK INTO ENGLISH
My brother is very bad.
INTO JAPANESE
私の兄はとても悪いです。
BACK INTO ENGLISH
My older brother is very bad.
INTO JAPANESE
私の兄はとても悪いです。
BACK INTO ENGLISH
My older brother is very bad.
You've done this before, haven't you.