催化剂和反应物不是同一个物相称为()催化剂。
A、单个
B、多相
C、异相
D、气相
参考答案:B
She lay in her bed and had the feeling_______ nothing would make her sleep. [ ]
A. what
B. which
C. of which
D . that
诊断结节病的依据有()
A.结核菌素试验阴性
B.活检证实有非于酪样坏死性类上皮结节
C.血沉增快
D.应除外其他原因引起的肉芽肿性病变
E.患者的临床表现和X线表现与结节病相符