A:一直向北移
B:先向北移,后向南移
C:先向南移,后向北移
D:一直向南移
MH 370 which held 239 people disappeared_________ the early morning of March 8th , 2014 .
淮安教育部门近期开展校园安全检查活动,发现部分同学存在课间追逐打闹、上下楼梯拥挤推搡等现象。这些现象最有可能侵害到同学的( )