甲状腺癌病理类型中恶性度最高的是（）
A. * * 状癌
B.滤泡状腺癌
C.未分化癌
D.髓样癌
E.以上答案都不对
参考答案：C
—May I speak to Annie, please?
—_________. [ ]
A. Yes, you're right
B. Speaking
C. Thank you
D. She is fine
加冠
