2 Grammar exercises A Underline the relative clause in each sentence.Then draw an arrow to show the person or thing that the relative clause describes.(page 104) antecedent(先行词) 1 The novel which the story came from was The Adventures of Tom Sawyer. 2 The pefson who wrote the novel was Mark Twain. 3 The stories that were written by Mark Twain are often humorous. 4 Adventures of Huckleberry Finn is another famous novel which Mark Twain wrote. 5 The only friend that Huckleberry Finn had was Tom Sawyer.2 A Underline the relative clause in each sentence. Then draw an arrow to show the person or thing that the relative clause describes. (page 104) antecedent（先行词）