YOU SAID:

Well done, yes, I have to do it frequently

INTO JAPANESE

よくやった、はい、私はそれを頻繁に行わなければなりません

BACK INTO ENGLISH

Well done, yes i have to do it often

INTO JAPANESE

よくやった、はい私はそれを頻繁にやらなければなりません

BACK INTO ENGLISH

Well done, yes i have to do it often