唯一能通过胎盘
A．ISC B．IgM C．SISA D．IgE E．IgD
参考答案：A
甲状腺癌预后最差的病理类型是（）
A. * * 状腺癌
B.滤泡状腺癌
C.未分化癌
D.髓样癌
E.甲状腺瘤恶变
Sorry I don't know ______. You may ask Tom. [ ]
A. where he lives
B. he lives where
C. where lives he
D. where doesn't he live
