我家的狗每天早上都会叫醒我。

My ___dog wakes me up every morning.

债主一直紧追不放地催他还款。

The creditors kept ___dogging him about the unpaid debt.

那家伙是个卑鄙小人，总在背后说别人坏话。

That guy is such a ___dog, always badmouthing others behind their backs.

木匠用木工夹固定住木板以便切割。

The carpenter used a ___dog to hold the wooden board steady for cutting.