ACE抑制药用于心力衰竭主要的作用是
A．抑制交感神经兴奋
B．利尿
C．增强心脏收缩力
D．改善延缓心室重塑
E．降低血压
参考答案：D
既可用于静脉麻醉，又可抗惊厥的药物是
A．硫喷妥钠
B．氯胺酮
C．氟烷
D．氧化亚氮
E．乙醚
My brother has changed a lot. He used to be ______, but now he is tall. [ ]
A. short
B. thin
C. pretty
D. heavy
