Miss Lucas lived in South Carolina and liked trying new things. Her father did not live in Carolina. He was on one of the islands of the West Indies.
Her father1her some seeds of the indigo plant (槐蓝属植物). She planted some of them in March, but there came a frost (霜冻). The indigo plants all2because of it.
But Miss Lucas did not give up. She planted some more seeds in April. They grew very well until a3found them. The worm wished to try new things too. So it4the indigo plants. Miss Lucas5again. Once more she planted some seeds. This time the plants grew very6.
Miss Lucas wrote to her father about it. He sent her a man. The man7how to get the indigo (靛蓝染料) out of the plants. He tried not to8Miss Lucas how to make the indigo. He did not want the people in Carolina to learn how to make it. He was worried that his own people would not get so much money for9indigo.
But Miss Lucas watched him closely. She finally found out how the indigo could be made. People in South Carolina became 10. because of the indigo plants.
