stack

桌子上堆着一摞文件。

There is a ___stack of papers on the desk.

请把这些盘子整齐地叠放在橱柜里。

Please ___stack the plates neatly in the cupboard.

她办公桌上有一大堆待处理的文件。

There is a ___stack of paperwork waiting on her desk.