--- I hear you have an experience in the
问题:
--- I hear you have an experience in the Roya1 Air Force. Is that true?
--- Yes. I in the Royal Air Force for six years.
A.served
B.had served
C.joined
D.have joined
--- I hear you have an experience in the Roya1 Air Force. Is that true?
--- Yes. I in the Royal Air Force for six years.
A.served
B.had served
C.joined
D.have joined