—Hi，Peter. Long time no see.
—Oh，it’s you，Jack. I’m sorry I didn’t you at first.
A. know
B. recognize
C. remember
D. realize
网友回答
A. know
(答案→)B. recognize
C. remember
D. realize
解析：本题考查动词辨析。know知道，recognize认出，remember记住，realize意识到，句意：对不起，我开始没有认出你来。所以选B。