特殊类型痤疮包括
A．聚合性痤疮
B．粉刺
C．暴发性痤疮
D．坏死性痤疮
E．婴儿痤疮
参考答案：A,C,D,E
The best way for starting a person’s breathing is to use______way
A．face to face
B．mouth-to-mouth
C．face-to-face
D．mouth to mouth
专业承包资质有( )个类别。
A．20
B．30
C．40
D．60
