我花多少钱不关你的事。

How much money I spend ___is ___none ___of your ___business.

你可能认为这不关我的事，但我必须说出来。

You might think it's ___none ___of ___my ___business, but I have to speak up.

我去哪里度假不关他们的事。

Where I go on holiday ___is ___none ___of their ___business.