请问该患者可能患什么病
A．特发性血小板减少性紫癜B．过敏性紫癜C．急性病毒性胃肠炎D．急性肾炎E．红斑狼疮
参考答案：B
________to sunlight for too much time will do harm to our skin. [ ]
A. Exposed
B. Having exposed
C. Being exposed
D. After being exposed
