Final Answer:
Yes, it is true that Huck and Jim have been traveling for some time now.
Explanation:
Throughout the novel "The Adventures of Huckleberry Finn" by Mark Twain, the main character Huck Finn and his friend Jim, an escaped slave, embark on a journey down the Mississippi River. The two have been traveling for an extended period of time as they attempt to evade capture and find freedom.
The exact duration of their travels is not explicitly stated in the novel, but it is clear that they have been on the move for some time.
As they encounter various obstacles and challenges along the way, their bond grows stronger, and they become more determined to reach their ultimate destination.