皮肤间起小水疱，内含浆液性的疾患称为（）
A.汗疱
B.痘
C.疮
D.丘疹
E.疱
参考答案：B
_________the freezing wind ,they_________ the injured man in time. They felt sorry for that.
A．Had not been for ;could reach
B．If there was not; might have reached
C．But for; might reach
D．If there hadn’t been ; could have reached
如何理解自知力?
