The boy sat at the desk with his hand raised 为什么是raised

问题描述:

The boy sat at the desk with his hand raised 为什么是raised
为什么是ed

因为raise是及物动词(vt),这里是过去分词修饰它的作用对象his hand(根据短语raise one's hand),意思是“手(被)举着”,相当于:The boy sat at the desk.His hand was raised.