the ground is covered with fallen leaves 能否改为 fell
问题描述：
the ground is covered with fallen leaves 能否改为 fell
答
不能吧...原句里的fallen是过去分词做形容词的形式吧...
前置定语,单个的过去分词作定语,通常放在被修饰的名词之前,表示被动和完成意义.
这里表完成,eg：They are cleaning the fallen leaves in the yard.他们正在打扫院子里的落叶.