周末的超市里到处都是跑来跑去的小孩子。

The supermarket was crowded with ___ankle-biters running around on the weekend.

邻居家的小狗是个爱咬脚后跟的小捣蛋鬼，每次我去都会追着我的鞋子跑。

The neighbor's little dog is such an ___ankle-biter, always chasing after my shoes when I visit.