脑外伤用冷的机制是
A．减少脑细胞需氧量B．止痛C．减轻出血D．防止感染E．阻止炎症扩散
参考答案：A
根据句意及单词的首写字母完成句子。
1. Yao Ming is a p_____basketball player .
2. Many rich people in America give their money to all kinds of c_____.
3. We'll play a_____ Class 1 this Saturday afternoon.
4. Both the l_____ wanted to win the important case(诉讼案).
5. The r_____ why she did it is still a mystery(谜).
女性，42岁。反复喘息发作5年，近2日来症状加重，每天夜间均有发作，查体：双肺哮喘音，心率80次／分，FEV1/FVC为60%，治疗方案应采取（）
A.口服氨茶碱及舒喘灵
B.口服强的松及氨茶碱
C.静脉点滴氨茶碱，口服强的松
D.吸入糖皮质激素，必要时吸入沙丁胺醇
E.静脉点滴氢化考的松，必要时吸入沙丁胺醇
