Tina, for months to find a job as a waitress, finally worked as a tour guide at a local advertising agency.
A. struggling
B. struggled
C. having struggled
D. to struggle
网友回答
A. struggling
B. struggled
(答案→)C. having struggled
D. to struggle
解析: 此句中俩逗号间为状语部分,主语和状语部分的动词为主动关系,且此动词的动作发生在谓语动词表示的动作前,所以选择C项