阶级是______。
A．暴力的产物 B．分配不公的产物C．贯穿于人类社会始终的现象 D．生产力发展到一定阶段的产物
参考答案：D
Traditionally, college students hold a graduation ceremony to encourage themselves before they on their life journey.
A．give up
B．settle down
C．get through
D．set off
抢救糖尿病酮症酸中毒时，应用短效胰岛素皮下注射。()
