单选题They all returned to&nbsp

问题补充：

单选题Theyallreturnedtothevillage______thatthedangerwasover.A.convincingB.convincedC.to convinceD.having convinced

答案：

B解析convinced that=they were convinced that“他们确信”convince意为“使某人相信”，故“他们确信”要用被动语态，they were 可省略。