1. What can be inferred about the professor?
A He thinks that the reaction of the students is quite unexpected.
B He is disappointed at the fact that only a few students believe in luck.
C He thinks that there are factors in sports besides skill that are important.
D He thinks that luck and science play a less important part in sports than skill.
2. Why does the professor mention the topspin?
A To emphasize the importance of players’ skill.
B To emphasize the importance of new technology.
C To play down the importance of players’ skill.
D To emphasize the importance of the Eastern grip.