完形填空

　　Harriet Tubman was born a slave．She didn’t get a 　　1　　 to go to school．　　2　　 a child, Harriet had to work very hard in 　　3　　 all day．That way her owner could 　　4　　 a lot of money when he sold his crops．Harriet 　　5　　 think that she was being treated fairly．

　　　　6　　 Harriet grew up, she ran away from the southern plantation to the Northern United States．There, and in Canada, 　　7　　 could be free．Harriet likes to be free．She felt 　　8　　 for all of the black people who were 　　9　　 slaves．

　　Harriet returned to 　　10　　 to help other slaves to run away．She made 　　11　　 that they got to the North and become free．Harriet was in great 　　12　　 because of a law that 　　13　　．The law said it was not permitted to 　　14　　 run-away slaves．She also 　　15　　 that the slave owners said they would 　　16　　 ＄4,000 to anyone who could catch Harriet Tubman．

　　There were many stories about Harriet 　　17　　 slaves run away．In all, she made nineteen trips back to the South and guided about 300 slaves to 　　18　　．When the Civil War broke out, the northern states 　　19　　 with the southern．Harriet 　　20　　 the northern states because the Northerners believed that slaves should be free．She worked as a nurse and spied behind enemy lines until the northern won the war．