YOU SAID:

i hate chemistry class, it is so boring

INTO JAPANESE

私は化学の授業が嫌いで、とてもつまらない

BACK INTO ENGLISH

I hate chemistry classes and it's so boring

INTO JAPANESE

私は化学の授業が嫌いで、とても退屈です

BACK INTO ENGLISH

I hate chemistry classes and I'm very bored

INTO JAPANESE

私は化学の授業が嫌いで、とても退屈しています

BACK INTO ENGLISH

I hate chemistry classes and I'm very bored