问题
选择题
He has changed so much. Not until he walked to me ________ him. [ ]
A. I recognized
B. did I recognize
C. didn't I recognized
D. hadn't I recognized
答案
答案：B
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He has changed so much. Not until he walked to me ________ him. [ ]
A. I recognized
B. did I recognize
C. didn't I recognized
D. hadn't I recognized
答案：B