Please who broke the window.A. findB. find outC. look forD. look at

问题补充：

Please who broke the window.

A. find

B. find out

C. look for

D. look at

答案：

A. find

B. find out

C. look for

D. look at

解析：find out有查明之意，find表示发现，look for表示寻找，look at表示看，根据句意应用find out。