女性，14岁，反复呕血，黑便，皮肤黏膜出血2周，肝脏、脾脏不肿大。血红蛋白65g/L，红细胞2.8乘以十的九次方/L，白细胞5.0乘以十的九次方/L，分类正常，血小板12乘以十的九次方/L，骨髓增生活跃，粒细胞：红细胞5：1，巨核细胞增多，幼巨核细胞比例增加。
该患者最可能的诊断是
A. 慢性特发性血小板减少性紫癜
B. 急性特发性血小板减少性紫癜
C. 脾功能亢进
D. 过敏性紫癜
E. 单纯性紫癜
查看答案
在下列预算方法中，能够适应多种业务量水平并能克服固定预算方法缺点的是（）。
What's Tim like in the picture？
A. Tall.
B. Handsome.
C. Little.
The writer of this passage__________.
A. agrees with the conclusions which were suggested in the books about the Bermuda Triangle
B. is shocked by the large number of deaths in the Bermuda Triangle between 1945 and 1975
C. thinks perhaps the weather has something to do with the disappearances
D. is sure that some of the disappearances were caused by instruments that failed to work
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