阿摩線上測驗
20. Recently, the loss of taste and smell has been found to be an obvious and unique _______ of COVID-19.
(A) contest
(B) delight
(C) symptom
(D) harmony
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統計： A(25), B(8), C(404), D(10), E(0) #2795807
統計： A(25), B(8), C(404), D(10), E(0) #2795807
