______ its master’s footsteps, the dog wagged its tail.(A)Upon hearing(B)At sound of(C)No sooner

問題詳情

33. ______ its master’s footsteps, the dog wagged its tail.
(A)Upon hearing
(B)At sound of
(C)No sooner had it heard
(D)Hardly had it heard

參考答案

答案：A
難度：非常困難0
統計：A(0),B(0),C(0),D(0),E(0)

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