合成的祛痰药为( )。
A.洛伐他汀B.盐酸多巴胺C.盐酸溴己新D.吲哚美辛E.苯妥英钠
参考答案:C
解析:[知识点] 镇咳祛痰药
Rather than _______ here waiting, I prefer _______to find out what on earth has happened.
A.sit ; going
B.sit ; go
C.sitting ; go
D.sit ; to go
小儿完全断乳时间一般为
A.18~24个月
B.12~18个月
C.10~12个月
D.8~10个月
E.6~8个月