YOU SAID:

This class is very boring and not at all interesting

INTO JAPANESE

このクラスはとても退屈で面白くありません。

BACK INTO ENGLISH

This class is not very boring and interesting.

INTO JAPANESE

このクラスはそれほど退屈で面白くありません。

BACK INTO ENGLISH

This class is not so boring and interesting.

INTO JAPANESE

このクラスはそれほど退屈で面白くありません。

BACK INTO ENGLISH

This class is not so boring and interesting.