当驾驶车辆行经两侧有非机动车行驶且有积水的路面时,应怎样做?
A.减速慢行
B.正常行驶
C.加速通过
D.连续鸣喇叭
参考答案:A
活跃期停滞是指活跃期宫口不再扩张达()
A.1小时以上
B.30分钟以上
C.1个半小时以上
D.2小时以上
E.3小时以上
linux系统中,以下显示结果相同的是()。
A、echo The current working path is $PWD.
B、echo "The current working path is $PWD." Echo hello
C、echo 'The current working path is $PWD.' Echo hello
D、echo "The current working path is `pwd`."
E、echo The current working path is $PWD. Echo hello