By citing examples the author praises the exploits of civil-rights heroes who helped slaves travel the Underground Railroad to freedom.
举一反三
- It is high time to honor the heroes who helped liberate slaves by forging the Underground Railroad in the early civil-rights struggles in America.
- Among the three heroes mentioned in the second part, who was a slave that struggled his way to freedom with the help of the Underground Railroad?
- What difficulties did the slaves have in travelling the Underground Railroad to freedom?
- The leader of Underground Railroad Harriet Tubman helped many slaves escape.
- Why did the author want to tell the readers the stories of the heroes of the Underground Railroad? The author wanted to help the Americans remember those .