She had to watch that train disappear towards her destination while she was left behind.
依据主从句逻辑主语一致可省略主谓的原则能否改成:
She had to watch that train disappear towards her destination, being left behind.
《高考英语备考1号·速效编》
《高考英语备考1号·写作编》
《高中英语晨读晚记》
《高中英语错题笔记》
《零起点考大学英语》