在冰雪路面驾驶机动车要避免紧急制动。
参考答案：对
A．白磷
B．臭氧
C．晶体硅
D．金刚石
(2013·辽宁高考)Everything seemed to be going ________ for the first two days after I moved to New York.
A．vividly
B．generally
C．frequently
D．smoothly
