我把房子从上到下搜了个遍，还是没找到它。

I've searched the house ___from ___top ___to ___bottom and still can't find it.

他全身都穿着黑色。

He was dressed in black ___from ___top ___to ___bottom.

公司从上到下进行了重组以提高效率。

The company was reorganized ___from ___top ___to ___bottom to improve efficiency.