单项选择题
Attention please. An American friend will come and visit our school on Wednesday afternoon. He’ll give us a talk about the college life in America. All the students and teachers should be at the hall at 3 o’clock. After the talk we can ask questions. He will show us some pictures about the college where he is teaching.
What does the announcement ask the people to do(). A．Go to welcome a foreign friend.
B．Go to the hall to have a meeting.
C．Go to hear a talk given by a foreigner.