27. In temperate glaciers, where is water found?
(A) Only near the surface
(B) In pools a: various depths
(C) In a thin layer below the firm
(D) In tunnels
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統計: A(0), B(1), C(7), D(8), E(0) #803626
統計: A(0), B(1), C(7), D(8), E(0) #803626