When I got home, I I had left my wallet in the taxi
A. was realizing
B. realized
C. have realized
D. would realize
网友回答
A. was realizing
(答案→)B. realized
C. have realized
D. would realize
解析：考查时态。由句意可知是我回到家的时候，所意识到的事情，用过去时。句意：当我到家的时候，我才意识到我把钱包忘在了出租车里了。