A: Professor Black, it's 2 o'clock now. Shall we start?
B: Yes, please. A: Ladies and gentlemen, I now have the honor to introduce to you Professor Black from ABC
University. Professor Black is a famous expert in world economics. He has worked in this field
for more than 30 years, and his achievements in this field, have earned him wide recognition
all over the world. B: Here you are too kind
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