―Hello！May I speak to Jack, please?  

―Yes, speaking. 

－Oh, I _______ your voice at first.

A．don’t recognize.

B．didn’t recognize.

C．hadn’t recognized.

D．haven’t recognized.

 

【答案】

B

【解析】本題考查動詞時態(tài)。句意為：“我”最初沒有辨認出“你”的聲音。說話的時候已經(jīng)聽出來是Jack的聲音，“沒聽出來”是說話前的動作。所以應該用過去時態(tài)。?

 

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