过敏性紫癜哪种类型最常见（）
A.皮肤型
B.肾型
C.关节型
D.腹型
E.中枢神经系统受累
参考答案：A
选择相应的答句。
( )1. Is there a window?
( )2. Is it a cat?
( )3. Good morning!
( )4. Where's my shirt?
( )5. What's in your box?
A. A ball.
B. Yes, it is.
C. No, there isn't.
D. It's on the bed.
E. Good morning!
可导致弥散性血管内凝血(DIC)的是( )
A．急性粒细胞白血病B．急性早幼粒细胞白血病C．急性单核细胞白血病D．红白血病E．急性淋巴细胞白血病
