YOU SAID:

I hate my school because its boring

INTO JAPANESE

退屈なので学校が嫌い

BACK INTO ENGLISH

I hate school because it's boring

INTO JAPANESE

退屈だから学校嫌い

BACK INTO ENGLISH

I hate school because I'm bored

INTO JAPANESE

私は退屈しているので学校が嫌いです

BACK INTO ENGLISH

I hate school because I'm bored