---What did the policeman say to you jus
问题:
---What did the policeman say to you just now?
--- He asked _______ when the accident happened.
A.what I was doing
B.what was I doing
C.what I am doing
D.what am I doing
---What did the policeman say to you just now?
--- He asked _______ when the accident happened.
A.what I was doing
B.what was I doing
C.what I am doing
D.what am I doing