[题目一]图1中M线代表经线,N线代表晨昏线,O点是M线和晨昏线的交点,且O点为晨线与昏线的交界点。读图完成1~3题。1.北京时间2013年3月11日,巴布亚新几内亚的新不列颠岛地区发生6.7级地震时,下列说法可信的是:A.若O点在北半球,则O点将向南运动B.若O点在南半球,则O点时间是0时C.O点的东侧是晨线D.M线的时间是12时 [Topic one] M line on behalf of the warp in Figure 1, N represents the dusk line, O point is the M line and dusk line intersection, and O point for the morning and faint line junction. Read the map to complete 1 ~ 3 questions. 1. Beijing Time On March 11, 2013, a magnitude 6.7 earthquake struck the island of Papua New Guinea in the area of ​​New Britain, the following is plausible: A. If O is in the northern hemisphere, then O will move south. O point in the southern hemisphere, the O point time is 0:00 east of the CO point is the morning line DM line time is 12 o’clock