听写参考文本: Feb 11th, 1990, black activist Nelson Mandela is freed in South Africa after 27 years in captivity on Apartheid. “ I stand here before you not as a prophet, but as a humble servant of you, the people!” 1945, ally leaders Franklin Roosevelt , Winston Churchill and Josef Stalin signed the Yalta Accord during the closing month of World War II. 1979, followers of Ayatollah Khomeini seize power in Iran. On the scene in Tehran, AP correspondent, Tomkent: “Here is a lot of weapons renowned in the hands of people, well, a lot of people probably don't know how to use the equipment properly. And, there is going to be, I am sure, a lot of experiment but all these, you find armament tonight.” And 1847, inventor Thomas Edison who ? the light bulb and phonograph is born in Ohio.