重症哮喘病人痰液黏稠时，最有效的祛痰方法是（）.
A.碘化钾
B.静脉输液
C.氯化铵
D.鲜竹沥
E.溴己新（必嗽平）
参考答案：B
Mr Brown always makes his class _______ and keeps his students _______ in class. [ ]
A. alive; interesting
B. lively; interesting
C. alive; interested
D. lively; interested
只能注射给药，每天给药一次即可降血糖的药物是
A．强的松B．氢代可的松C．醛固酮D．地塞米松E．肤轻松
