道路交通事故中，在来车方向距事故现场( )m处竖立警告标志，防止其他车辆进入事故现场。
A．100 B．150C．200 D．250
参考答案：A
「诗中有画,画中有诗」这句话评论哪一个人的诗
Jack, there is someone in the office _____ would like to speak with you. [ ]
A. who
B. which
C. whom
