符合原发性血小板减少性紫癜表现的是( )
A．皮下结节B．晨僵C．皮肤紫癜D．指端膜状蜕皮E．皮肤淤斑
参考答案：E
The boy didn't go to school __________ his illness(疾病).[ ]
A. because
B. because of
C. if
D. but
在债权转让中，债务人向债权人享有的抗辩权，不得对抗受让人。( )
