阿摩線上測驗
13. He was _____ about his chances of winning the prize, despite having done nothing to deserve it.
(A) pernicious
(B) reciprocal
(C) sanguine
(D) tenuous
(E) ubiquitous
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統計： A(0), B(0), C(2), D(2), E(0) #3853643
統計： A(0), B(0), C(2), D(2), E(0) #3853643
