— In about three days, sir.
王老师布置了一项研究新文化运动的作业,如果是你来完成,你会参考哪一报刊?( )
The policeman often helps the old woman walk _____________ the bridge.
若抛物线y2=x上一点P到准线的距离等于它到顶点的距离,则点P的坐标为( )