―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. |
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―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. |