下午，那栋高楼在街道上投下了长长的影子。

The tall building ___cast a long ___shadow across the street in the afternoon.

孩子们在阳光明媚的操场上互相追逐着对方的影子，发出阵阵笑声。

The children laughed as they chased each other's ___shadow on the sunny playground.

他非常安静，像个影子一样到处跟着我。

He was so quiet and followed me everywhere like a ___shadow.