48. What does the underlined phrase “ancient ruins” refer to?
(A)The undiscovered treasures
(B) The expensive artifacts to be purchased
(C)The historic parts left and preserved
(D) The unraveling historic mysteries
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統計: A(38), B(60), C(407), D(59), E(0) #939307
統計: A(38), B(60), C(407), D(59), E(0) #939307