听一段材料，回答下面几个小题。
What was Miss Richards?
A. A chemistry teacher.
B. A physics teacher.
C. A science teacher.
How did Miss Richards feel before Dick put up his hand?
A. Disappointed and unhappy.
B. Angry and annoyed.
C. Excited.
What can we learn from the passage?
A. Dick was the top student in class.
B. The student were active in class.
C. Miss Richards was rather patient.