Once _____ of the necessity of a move, he worked hard to find a
分类: 英语（高升专）(c0003)发布时间: 2024-11-05 20:08浏览量: 0
Once _____ of the necessity of a move, he worked hard to find a new home. A、convinced B、be convinced C、convincing D、having convinced 【正确答案】：A 【题目解析】：be convinced of 相信，确信；once引导分词短语作状语，省略了be动词。