时间知觉有哪些线索
参考答案：(1)自然界的周期性现象。(2)有机体各种节律性的活动。(3)借助计时工具。
The window of our room can give us a good view of the street, in which case we witnessed the accident as if we were at the _____. [ ]
A. sight
B. scene
C. view
D. scenery
急性胰腺炎引起的休克常为
A．感染性休克
B．心源性休克
C．低血容量性休克
D．过敏性休克
E．神经源性休克
