单项选择题
M: Have you found a partner to work with on biology The lab class is tomorrow.
W: To tell you the truth, I’ve been tied up with my chemistry course this week.
Q: What can be inferred about the woman()
A. She prefers chemistry.
B. She hasn’t got a partner yet.
C. She is too tired of chemistry.
D. She is too busy to work on her chemistry.