相信下属，（）是领导者做好时间管理的能力之一。
A、不管不问
B、不做干扰
C、任其所为
参考答案：B
应根据所选用药包材的材质，做稳定性试验，考察药包材与药品的相容性（）
A.药品内包装
B.药品外包装
C.内包装标签
D.外包装标签
E.品最小销售单元包装
—Another cup of coffee? That’s your third since lunch.
—Yeah, well, I ____ all night preparing for my history exam. I can hardly keep my eyes open.
A．stayed up
B．have stayed up
C．have been staying up
D．will stay up
