YOU SAID:
I know, because my teacher makes it boring
INTO JAPANESE
私の先生は退屈させるから
BACK INTO ENGLISH
My teacher will be bored
INTO JAPANESE
私の先生は退屈します
BACK INTO ENGLISH
My teacher is bored
INTO JAPANESE
私の先生は退屈しています
BACK INTO ENGLISH
My teacher is bored
You love that! Don't you?