改错题:ALbert Einstein _has_been___ the scientist who _has__developed_ the theory of relativity.
问题描述:
改错题:ALbert Einstein _has_been___ the scientist who _has__developed_ the theory of relativity.
现在完成时与一般过去时的区别
答
把 has been 改为 is
ALbert Einstein is the scientist who has developed the theory of relativity.
现在完成时与一般过去时的区别 看链接