问题补充:
The moment I got home, I found Imy jacket on the playground.
A. had left
B. left
C. have left
D. was leaving
答案:
A. had left
B. left
C. have left
D. was leaving
解析:主句动词为过去式,从句动作又早于主句动作,即过去的过去,应用过去完成式。
备考:过去完成时,即过去的过去。如:
When I got to the station, the train had left.
By the time he was twelve, Edison had began to make a living by himself.
She said (that) she had never been to Paris.