为病员稀释痰液作雾化吸入，药物首选
A．卡那霉素B．地塞米松C．a-糜蛋白酶D．氨茶碱E．舒喘灵
参考答案：C
Mary made coffee___________her guests were finishing their meal
A so that B although C while D as if
下列属于低值易耗机具的是（）
A.搬子
B.手电钻
C.苫布
D.灰桶
E.塔吊
