听力原文:M: Do you prefer this new operation system to the old one?W: I'm not sure. I thin
听力原文:M: Do you prefer this new operation system to the old one?
W: I'm not sure. I think it quite complicated and it may take time to get familiar.
What does the woman think about the system?
A.The system is too complicated.
B.The system is familiar to her.
C.The system is not familiar to her.
D.She is not sure about the system.