4. If any leader of countries with nuclear weapons ______ their nuclear arsenal in either a
speech or a negotiation, they are putting the whole world on the brink of disaster.
(A) antagonizes
(B) stagnates
(C) vindicates
(D) brandishes
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統計: A(16), B(10), C(15), D(29), E(0) #2906544
統計: A(16), B(10), C(15), D(29), E(0) #2906544