What's the pen name of Samuel Langhorne Clemens?

Samuel Langhorne Clemens (1835 – 1910) w...pen name Mark Twain.

1. Who is the author of The Adventures of Tom Sawyer? A: Anna Sewell B: Samuel Langhorne Clemens C: Charlotte Bront

Samuel Langhorne Clemens (1835 – 1910) was an American humorist, satirist, lecturer and writer, better known by the pen name Mark Twain.

_____ was the real name of the famous American writer O. Henry. A: Samuel Langhorne Clemens B: William Sydney Porter C: Carolina D: Texas

工艺美术运动最主要的代表人物是——。 A: Sir Joseph Paxton B: William Morris C: Velde Henry Clemens van de D: Walter Adolph Georg Gropius

工艺美术运动（Arts&Crafts Movement）最主要的代表人物是（ ） 。 A: Sir Joseph Paxton B: William Morris C: Velde Henry Clemens van de D: Walter Adolph Georg Gropius

Which of the following statements about Mark Twain is True?? Mark Twain is;regarded;as the founder of American critical realism literature.|Many of Mark Twain’s great works were set in the background of the Amazon River.|Mark Twain was called “the father of American literature”.|Mark Twain is the pen name of Samuel Langhorne Clemens.

Many modern critics of American literature have called Mark Twain, born Samuel Clemens, ______. A: as America's greatest writer B: was America's greatest writer C: America's greatest writer D: to have been America's greatest writer