题目: 四线段中,距离最短的是( )A.AB段B.AC段C.CD段D.BD段 答案: 所有的经线都相交于南北极点,同两条经线之间的距离在赤道处相距最大,读图可得,图中距离最短的线段是CD段,该纬线的纬度较高,其中线段AC和BD长度相等,和AB的长度接近.故选:C.
题型:选择题 The policemen ______ the house again and again, and finally found the evidence.[ ]A. got through B. picked up C. went over D. turned over 查看答案