___in the forest,the group of soldiers was difficult ___.

问题描述:

___in the forest,the group of soldiers was difficult ___.
A.Stationed,to find B.Stationing ,to be found
C.Lain,to be found D.Lying ,to find

B
因为是soldiers was stationed,现在放开头做非谓语,省去was
后者是说soldiers被找到 故用被动