I have to clear off arrears of work and correspondence.

我理积压工作和件。

The payments on that car loan are in arrears by three months.

购车贷款偿付被拖欠了三个月。

I am two or three letters in arrears.

我还有两三封搁着未复。

They were in arrears with their mortgage, so their home was repossessed.

他们未按时还按揭贷款，所以房子被收回了。

I received a curt letter telling me I was in arrears on my mortgage payments.

我收到一封无礼，说我拖欠了分期付款。