10 предложений с one/ones

1)One must respect her sister.2) One never knows what wiil happen3) We have taken this decision at one.4) You are the one and only for me.5) I have passed the test in one.6) Where are you little ones?7) Wich ones are yours?8) These ones are too big.9) The black ones or the brown ones?10)May I take the ones?