口腔颌面部最常见的感染病原菌是
A．单纯需氧菌感染
B．单纯厌氧菌感染
C．需氧菌和厌氧菌混合感染
D．单纯真菌感染医学教
E．单纯病毒感染
参考答案：C
---How do you think I can make up with Tony ?
---Put aside ______you disagree and try to find ______you have in common.
A．what; what
B．what; where
C．where ;what
D．where ;where
高压橡胶软管是无缝的耐磨（）的橡胶软管。
A、耐油
B、耐酸
C、耐气
D、耐水
