The building ________ lies in Haidian District is our school building.
A:what
B:that
C:whom
D:whose
竹节虫的身体与竹枝极为相似,这属于( )
读圣卢西亚岛示意图,根据图中信息,可知( )
某天气系统的气流由四周向中心逆时针方向辐合,该天气系统是()