请将划线部分补充完整.Mark Twain was famous as a public speaker .In his

请将划线部分补充完整.
Mark Twain was famous as a public speaker .In his speeches he always liked to tell f-stories.he also liked to l_to funny stories and play j_ on his friends.One day ,one of his friends l_ his wallet and ask him to b_ a railway tickt for him.Mark Twain told his friend that he didn't have enongh money to pay for b_ tickts.He asked his friend to hide under his seat.Later,when the conductor came to c_the tickts,Mark Twain gave him two_one for h_ and one for his friend.Then he said in a lond v_,"My friend is a strange man ,when he travels on a train,he doesn't like to sit on the seat,but he likes to lie on the floor under the seat.