硝酸甘油用于治疗心绞痛,其给药途径是()
A.舌下含服
B.口服
C.肌内注射
D.静脉注射
E.皮下注射
参考答案:A
My mother ____________ a beautiful dress for me last week. [ ]
A. buys
B. buyed
C. bought
新氢中断事故处理?