Listen to the following passage and fill in the blanks with what you hear.[音频]As the keynote speaker at the Forbes 1)_____Summit on Philanthropy this June, Bill Gates took the podium (颁奖台) 2)__________________ at New York’s Rubin Museum, and gave what portended (预示着) to be 3) _______________.In his talk, in front of 4)______________________________ who had come together for a full day to 5)______________ the world’s most intractable problems, Gates laid out a vision for “catalytic philanthropy”— 6)______________, using capitalistic approaches, to help the needy 7)___________, systemic ways. Gates turned his talk into an essay, which appears in the 8)___________________ of Forbes. It is my pleasure to publish it, as well as a video of his speech.