骨髓增生性疾病包括下列哪些疾病()
A.真性红细胞增多症
B.原发性血板增多症
C.骨髓纤维化
D.骨髓增生异常综合征
E.CML
参考答案:A, B, C, E
The new Personal Digital Assistance contained a large ________ of information about an individual life.
A.deal
B.amount
C.number
D.account
().