Kaua e waiatahia he waiata ngahau.You should not sing a joyful song.Negations of 'me' - We shouldn't... - Kaua... (passive) e...
Kei te waiatahia mātou.We are being sung about.Passive sentences - tikina...
Kei te waiatahia e mātou.It is being sung by us.Passive sentences - tikina...
