YOU SAID:

I definitely will never participate in these illegal activities, ever.

INTO JAPANESE

私は絶対に、決してこれらの違法行為に参加することは絶対にありません。

BACK INTO ENGLISH

I definitely will never participate in these illegal acts.

INTO JAPANESE

これらの違法行為には絶対に参加しません。

BACK INTO ENGLISH

I will never participate in these illegal acts.

INTO JAPANESE

私はこれらの違法行為には決して参加しません。

BACK INTO ENGLISH

I will never participate in these illegal acts.