他昨天擦破了皮,现在到医院换药去了。
A: Hehadascratchyesterdayandnowhasgonetochangemedicineinthehospital.
B: Hehadascratchyesterdayandnowhasgonetochangedressinginthehospital.
A: Hehadascratchyesterdayandnowhasgonetochangemedicineinthehospital.
B: Hehadascratchyesterdayandnowhasgonetochangedressinginthehospital.