刺穿圈闭是指地下岩体刺穿沉积岩层时，使（）发生变形，并直接与刺穿岩体结合而形成的圈闭。
参考答案：储集层
高速行车中制动突然失灵时，驾驶人要如何制动
A．连续踩踏制动踏板
B．抢挂低速档,使用驻车制动
C．迅速踏下离合器踏板
D．迅速拉紧驻车制动器操纵杆
What are the plans of Wal-mart in China().
A. To buy the retail stores of Trust-Mart.
B. To allow the presence of labor unions into Wal-Mart.
C. To become the biggest food and department store network.
D. All except c.
