阿摩線上測驗
10. Deadly shootings on US campuses have raised ______ concerns about how to prevent such tragic incidents from happening again.
(A) swift
(B) brutal
(C) harsh
(D) grave
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統計： A(4), B(1), C(6), D(5), E(0) #3806579
統計： A(4), B(1), C(6), D(5), E(0) #3806579
