工作的直接费用率越大,则说明该工作的持续时间缩短一个时间单位,所需增加的直接费()
查看答案
氨基糖苷类药物丁胺卡那霉素又名
A. 庆大霉素
B. 链霉素
C. 新霉素
D. 土霉素
E. 阿米卡星
The police ______ asked that anyone who saw the accident should get in touch with
A. have; them
B. has; him
C. have; him
D. has; them
睡前服用效果更好的药物是
A. 降压药
B. 抗滴虫药
C. 泻下药
D. 肾上腺糖皮质激素
E. 血脂调节药
There is an urgent need to overhaul the IT system ______ rather than continue to make such minor changes.
A. ones
B. its
C. itself
D. oneself