需要采用串油粉碎的是（）
A.朱砂
B.乳香
C.桃仁
D.麝香
E.冰片
参考答案：C
They felt very tired but quite happy after _____ sports meeting. [ ]
A. one day
B. the days
C. the two days
D. a two-day
新生儿硬肿症患儿的关键护理措施是
A．减轻水肿B．逐步复温C．预防感染D．合理喂养E．观察病情
