行车过程中，车辆后轮胎爆裂时，驾驶员应保持镇定，（），控制车辆保持直线行驶，减速停车。
参考答案：双手握稳方向盘
________ with some research materials, he decided on three possible approaches in his experiment.
A．Preparing
B．Prepared
C．Having prepared
D．Prepare
论述风格语言的差异
