【題目】咸蛋超人住在（20°W，23.5°S），有一天他想拜訪住在地球另一端的面包超人，并決定“遁地”前去，于是他從家中鉆入地底，始終保持直線前進(jìn)并穿過地心到面包超人家。請你判斷面包超人家的具體位置（　�。�
A.（20°W，23.5°S ）
B.（ 160°W，23.5°S ）
C.（160°E，66.5°N ）
D.（ 160°E，23.5°N ）

【答案】D
【解析】對趾點的特點：①關(guān)于地心對稱；②兩者位于不同的東西半球和南北半球上，時差為12小時；③兩點緯度相同，但一個是北緯，一個是南緯；經(jīng)度東西經(jīng)相對且互補。因此咸蛋超人住在（23.5°S，20°W），在地球上通過地心另一側(cè)的對趾點，面包超人的位置是（23.5°N，160°E）。
故選：D。

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