17. A) Female students are unfit for studying physics.
B) He can serve as the woman's tutor.
C) Physics is an important course at school.
D) The professor's suggestion is constructive.
答案：17. D The professor's suggestion is constructive.
原文：
17.
Woman: Prof. Clark suggested that I get a tutor for advanced physics.
Man: Well, that might help. Advanced physics is a pretty difficult course.
Question: What does the man mean?