A group of firefighters were called in to rescue the woman in a dry well.
A. who trapped
B. trapping
C. trapped
D. to be trapped
网友回答
A. who trapped
B. trapping
(答案→)C. trapped
D. to be trapped
解析： 考查过去分词作定语，trap与the woman为动宾关系用过去分词。人们叫来了一群消防员为的是营救困在枯井里的一名妇女。 选C