(1) For whom is the announcement intended?
A)Students.
B)Teachers.
C)Students and teachers.
(2) 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.
(3) What will be showed on Wednesday afternoon?
A)a film
B)a videotape
C)some pictures
原文：
Attention please. An AInerican friend will come and visit our school on Wednesday afternoon. He'l1 give us a talk about college life in AInerica. 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.