骨关节炎的治疗措施包括（）.

A.患者教育

B.物理治疗

C.予消炎镇痛药

D.予改善病情类药物及软骨保护剂

E.手术疗法

Man: Did you notice after almost 10 years in the United States, Mr. Lee still speaks English with such a p accent.
Woman: Yes, but he is proud of it. He says it is part of his identity.
Question: What does the conversation tell us about Mr. Lee（）。

A. His English is still poor after ten years in America.

B. He doesn’t like the way Americans speak.

C. He doesn’t mind speaking English with an accent.

D. He speaks English as if he were a native speaker.