阿摩線上測驗
39 The quality of the building began to _______ after years of neglect and lack of maintenance.
(A) enhance
(B) flourish
(C) ameliorate
(D) deteriorate
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統計： A(7), B(7), C(8), D(69), E(0) #3462453
統計： A(7), B(7), C(8), D(69), E(0) #3462453
