单项选择题
[听力原文]
W: I hear that Jane takes part in the training run. Is she determined to lose weight this time
M: Well, you know Jane. She has determined to lose weight several times, and each time she said it would be the last time.
Q: What can we infer about Jane（）
A. She is overweight.
B. She likes to run.
C. She has lost some weight.
D. She is easy to give up.