题型:问答题 简答题 —Did Peter fix the computer himself?—He _______,because he doesn’t know much about computers.A.has it fixedB.had fixed itC.had it fixedD.fixed it 查看答案
题型:问答题 简答题 患者女,25岁。左侧完全性唇裂术后继发畸形,拟进行二期手术矫正,应采取的麻醉方法是()A.局部浸润麻醉B.双侧眶下神经阻滞麻醉C.基础麻醉加局部浸润麻醉D.全身麻醉E.鼻腭神经阻滞麻醉 查看答案