Appearing to be the only candidate whose views would be acceptable to its membership, the Youth Canorous finally endorsed George for city council. A. Appearing to be B. Seeming to be C. Because he appeared to be D. Because he seemed E. Being 这道题的考点，除了run-on，还有什么吗？如果是A/B选项的话，是出现象逻辑意思的错误，还是其它？另，有CDer's在做这个24套吗？为什么上面写的PP题号和语法笔记的对不上？还是有另外的版本？有知道的请告诉我，谢谢。