A.对
B.错
[单选题]A.spent chiefly at warB.impressive and admirableC.lived too pompouslyD.an e
[单选题]A.spent chiefly at warB.impressive and admirableC.lived too pompouslyD.an e
[单选题]A.左转弯信号B.左转弯待转信号C.减速慢行信号D.右转弯信号
[单选题]A.高速公路右侧出口预告B.高速公路目的地预告C.高速公路左侧出口预告D.高速公路下一出口预告
[单选题]A.B.C.x=λD.x=0
[单选题]A.30B.50C.80D.100
[单选题]A.B.C.x=λD.x=0