EVDO Rev.A网络中，前向链路数据包大小分为（）种。
A.8
B.7
C.6
D.5
参考答案：A
—Excuse me. Could you tell me________?
—The traffic is too heavy.[ ]
A. where the station is
B. why the bus is late
C. when the bus is leaving
D. how to get to the station
什么是越轴？
