5 We toured a 500-year-old castle, __________consisted of logs cemented with clay.
(A)its exterior
(B)the exterior of it
(C)with the exterior
(D)the exterior of which
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統計: A(1), B(0), C(4), D(1), E(0) #864005
統計: A(1), B(0), C(4), D(1), E(0) #864005