Einstein is known a great scientist. A of B for C as D to

问题补充：

Einstein is known a great scientist.

A of B for C as D to

答案：

解析：be known as ……，意思为以……身份而著称，be known for……，意思为以某地或某物而著称，本题的含义是爱因斯坦以作为一个伟大的科学家而著称，故本题选C。