氨基糖苷类、紫霉素、卷曲霉素等对老年人及幼儿尤其易发生的不良反应是
A.类皮质醇增多症
B.造血器官毒性
C.过敏反应
D.可致听力减退及耳聋
E.眼并发症
参考答案:D
He used to in a small village , but he has been used to in a big city .
A.live, living . B. live, live. C. living , living.
碱性大的地区要用生石灰清塘()