Not until I had arrived home my appointment with Michael Smith.
A. did I remember
B. that I remember
C. when I remember
D. had I remember
网友回答
(答案→)A. did I remember
B. that I remember
C. when I remember
D. had I remember
解析：考查倒装结构。Not until放在句首，主句的主谓要发生倒装，根据语境用一般过去时，选A。