临床处方中，常用量为0.03～0.06g的是（）
A.质地较重的药材
B.质地较轻的药材
C.一般药材
D.有毒药材
E.贵重药材
参考答案：D
简要说明在物流E通业务的派送流程。
The old worker _______ a very practical plan at the meeting yesterday, but it was turned down by the manager.
A．put off
B．put on
C．put up
D．put forward
