nearly 是修饰句子的动词been的,可以移到前面.
He has nearly been to every country.
请及时采纳,多谢!already 放哪里already 放哪里不影响你对nearly的理解，不要把两个不相干的问题硬要拉到一起来理解，那样反而会混淆认识。另外，already可以放在nearly之前。