（）是按结构划分的托盘类别（）
A.塑料托盘
B.金属托盘
C.纸质托盘
D.活框托盘
参考答案：D
----To Kunming airport, please. I will catch the 8:00 flight.
----I think you will make____if we do not get caught in a traffic jam.
A．it
B．them
C．that
D．those
医患沟通的基本原则有哪些？
