12. The old building has been discovered to be _______. It is vacant precisely for this reason.
(A) rented out lately
(B) seriously deteriorating
(C) well-cared by its tenants
(D) unfortunately occupied
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統計: A(10), B(32), C(8), D(14), E(0) #1198755
統計: A(10), B(32), C(8), D(14), E(0) #1198755