利用叠加定理求题32图所示电路中的电压
。
参考答案:
Her pale face suggests that she _____ in poor health and I strongly suggest that she _____
a doctor. [ ]
A. is; sees
B. be; see
C. is; see
D. be; should see
男,被弹皮炸伤右胸部2小时,伤口与胸腔相通,病人明显呼吸困难,其急救措施是()
A.迅速封闭创口
B.立即手术治疗
C.输血、补液
D.吸氧
E.应用抗生素