为减少不良反应的发生率，用糖皮质激素平喘时应采用
A．口服治疗
B．皮下注射治疗
C．肌内注射治疗
D．静脉注射治疗
E．吸入治疗
参考答案：E
根据所给汉语提示，写出空缺处单词正确形式。
1. _____ (突然) he heard someone crying for help.
2. Yesterday the grandfather bought a _____ (兔子) for his grandson.
3. Mary is going to have a birthday _____ (聚会) next week
4. There is a _____ (洞) on the wall.
5. When he went to the America at first, he felt _____ (陌生的).
细菌在组织内扩散，与其相关的毒力因子是（）
A.菌毛
B.荚膜
C.外毒素
D.内毒素
E.透明质酸酶
