听对话或独白，根据对话或独白的内容，从下面各题所给的A、B、C三个选项中选择最佳选项。每段对话或独白你将听两遍。
What does NOT the woman mention in the talk?
A.Interests in China.
B. History of China.
C. The air of China.
What are they mainly talking about?
A. The skills of learning Chinese.
B. The difficulties of learning Chinese.
C. The importance of learning Chinese.