题目内容
Only when _________ home _________ that he had left his bag in the taxi he had taken．
he returned; did he realize
did he return; did he realize
he returned; he realized
did he return; he realized
Only when ________ home ________ that he had left his bag in the taxi he had taken．
Only when _______ home_____ that he had left his bag in the taxi he had taken.
A. he returned; did he realize B. did he return; did he realize
C. he returned; he realized D. did he return; he realized
