孩子们在房间里不停地走来走去，把玩具到处乱放。

The kids kept ___shuffling around the room, leaving toys everywhere.

老人拖着疲惫的脚步慢慢走向公园的长椅。

The old man was ___shuffling slowly toward the park bench.

每次发牌前，他都习惯性地洗牌几次。

He always gives the cards a few quick ___shuffles before dealing them out.

她正在随意地翻动桌上的文件。

She is ___shuffling the papers on her desk randomly.