根据课文内容，用方框中所提供的单词或短语的适当形式完成下列短文。 anti-black, legal, found, law, equally, selfless, president, blow, sentence, release Nelson Mandela, born on July 18, 1918, is the first black President of South Africa. He was devoted to making black and white people 1_____. He studied the 2_____ after he entered university. In 1944 he 3_____ the ANC Youth League. Then in 1952 he set up a law office to help poor black people on their 4_____ problems. Because of his fighting against the government and 5_____ laws, he was 6_____ to five years' hard labor. Later, fighters from ANC began to 7_____ up buildings in 1963 and he was put into prison again for life imprisonment on Robben Island. Twenty-seven years later, he was 8_____ at last by the white government. In 1933 he was made the first black 9_____ of South Africa. A lot of people in the world think Nelson Mandela is really a 10_____ person, a great person. What do you think of him?