Question

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

Answer 1

C

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。