外科感染的预防不包括
A. 严格遵守无菌操作原则
B. 勿滥用抗菌素
C. 发热不退,常规使用皮质激素
D. 已感染的伤口应积极治疗
E. 提高身体素质,增强抵抗力
The author tried to do self-improvement in three parts:First he started with the 1._______;After that, he decided to work on the 2._______;The final part of the trilogy was he wanted to focus on the 3._______.
简单综合指数的缺点是没有解决现象的“不同度量”问题。
A. 对
B. 错
Read the text. What type of text is it?