Samuel Clemens Mark Twain wrote many popular stories.A. was known asB. known asC. was k

问题补充：

Samuel Clemens， Mark Twain, wrote many popular stories.

A. was known as

B. known as

C. was known for

D. known for

答案：

A. was known as

(答案→)B. known as

C. was known for

D. known for

解析：这题是过去分词做定语：be known as“做为…而著称”，known as Mark Twain修饰Samuel Clemens，句意是;以马克吐温著称的Samuel Clemens写了很多受欢迎的小说。选B。