9.在哪一張地形圖中較可能出現「瀑布」?
(A)乙
(B)丙
(C)戊
(D)辛
答案:登入後查看
統計: A(0), B(36), C(9), D(11), E(0) #2001991
統計: A(0), B(36), C(9), D(11), E(0) #2001991