My uncle from Hongkong has changed so much that I could hardly ________ him at the airport.
A. understand B. realize
C. recognize D. know
My uncle from Hongkong has changed so much that I could hardly ________ him at the airport.
A. understand B. realize
C. recognize D. know
C
recognize认出(原来认识的人或物);realize意识到,实现。