单选题 The three men tried many times to sneak across the border into the neighbouring country, ______ by the police each time.
【正确答案】 C
【答案解析】[考点] 语法成分。句意:这三个人多次试图偷偷越过边境溜入邻国,却每次都被警察逮住。only to do sth. “结果却,不料”,表示出乎意料或不如人意的结果。