单选题 —Oh, it's you! I ______ you.
—I've just had my hair cut, and I'm wearing new glasses.
A．didn't recognize B．hadn't recognized
C．haven't recognized D．don't recognize

【正确答案】 A
【答案解析】[解析] 动词的时态
动词的过去时表示过去发生的事，在此用过去时表示刚才没有认出来，现在认出来了。