抗生素治疗牙周病的原则,不正确的一项是
A.牙周基础治疗效果不好的
B.急性感染的牙周疾病
C.用药前应清除菌斑、牙石
D.尽量使用广谱抗生素
E.尽量采用局部给药的途径
参考答案:D
—What do you think of the book about Harry Potter ?
—I like it very much. It's _ interesting ______ exciting. [ ]
A. neither, nor
B. not, but
C. not only, but also
D. either, or
主客原络配穴法,胃经先病,脾经后病取()。
A.冲阳、丰隆
B.冲阳、公孙
C.冲阳、太白
D.太白、丰隆
E.太白、冲阳