阿摩線上測驗
20. In the span of a single day, the small town of Riceville is ravaged by an unprecedented _____ of tornadoes.
(A) upheaval
(B) animation
(C) onslaught
(D) exhilaration
(E) slaughter
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統計： A(5), B(2), C(15), D(3), E(11) #939671
統計： A(5), B(2), C(15), D(3), E(11) #939671
